Carrier Weathermaster 48P2030-100 Скачать руководство пользователя

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OCCDEFME

Current Day, Time and Date:

ascii date and time

TIMEDATE

Occupancy Controlled By:

ascii text

OCDFTXT1

ascii text

OCDFTXT2

ascii text

OCDFTXT3

Currently Occupied

Yes/No

MODE_OCC

Current Occupied Time

STRTTIME

Current Unoccupied Time

ENDTIME

Next Occupied Day and Time

NXTOC_DT

Next Unocc. Day and Time

NXTUN_DT

Last Unocc. Day and Time

PRVUN_DT

Current Occup. Period #

PER_NO

Timed-Override in Effect

Yes/No

OVERLAST

Timed-Override Duration

hours

OVR_HRS

PRESBLDG

Building Pressure

" H2O

Return Air CFM

CFM

RACFM

Supply Air CFM

CFM

SACFM

Power Exhaust Relay 1

On/Off

PE1

Power Exhaust Relay 2

On/Off

PE2

BP 1 Actuator Curr.Pos.

BP1_RPOS

BP 1 Command Position

BP1_CPOS

BP 2 Actuator Curr.Pos.

BP2_RPOS

BP 2 Command Position

BP2_CPOS

Exhaust Fan VFD Speed

EFAN_VFD

Building Pressure Setp.

" H2O

BPSP

config

BP Setpoint Offset

^" H2O

BPSO

config

Fan Track Learn Enable

Yes/No

DCFM_CFG

config

Fan Track Learn Rate

min

DCFMRATE

config

Fan Track Initial DCFM

CFM

DCFMSTRT

config

Fan Track Max Clamp

CFM

DCFM_MAX

config

Fan Track Max Correction

CFM

DCFM_ADJ

config

Fan Track Internl EEPROM

CFM

DCFM_OFF

config

Fan Track Reset Internal

DCFMRSET

config

Fan Track Internal RAM

CFM

DCFM_RAM

Fan Track Control D.CFM

CFM

DELTACFM

PRESDUCT

Static Pressure

" H2O

Supply Fan Commanded %

SFAN_VFD

Economzr 2 Act.Curr.Pos.

ECN2RPOS

Econ Command Position

ECN2CPOS

Static Pressure Setpoint

" H2O

SPSP

config

Static Pressure Reset

SPRESET

forcible

STAGEGAS

Heating Mode………..:

ascii text strings

Requested Heat Stage

HT_STAGE

Heating Control Point

HEATCPNT

Staged Heat LAT Sum

LAT_SGAS

Staged Heat LAT 1

LAT1SGAS

Staged Heat LAT 2

LAT2SGAS

Staged Heat LAT 3

LAT3SGAS

Staged Gas Limit Sw.Temp

LIMSWTMP

Heat PID Timer

sec

HTSGTIMR

Staged Heat Capacity Calc

HTSGCALC

Current Running Capacity

HTSG_CAP

Proportional Cap. Change

HTSG_P

Derivative Cap. Change

HTSG_D

Maximum Heat Stages

HTMAXSTG

Hi Limit Switch Tmp Mode

LIMTMODE

LAT Cutoff Mode

LATCMODE

Capacity Clamp Mode

CAPMODE

APPENDIX B — CCN TABLES

Table P — MAINTENANCE DISPLAY TABLES (cont)

TABLE

DISPLAY NAME

RANGE

UNITS

POINT NAME

WRITE STATUS

Содержание Weathermaster 48P2030-100

Страница 1: ...emand Limit Control 40 Economizer Outdoor Air Damper Control 40 CONTROLS OPERATION 41 Modes 41 Unit Configuration Submenu 44 Cooling Control 46 Heating Control 60 Static Pressure Control 69 Fan Status Monitoring 72 Dirty Filter Switch 72 Economizer 72 Building Pressure Control 80 Smoke Control Modes 83 Indoor Air Quality Control 84 Humidification 87 Dehumidification and Reheat 88 Humidi MiZer Adap...

Страница 2: ...azards which will result in severe personal injury or death WARNING signi fies hazards which could result in personal injury or death CAUTION is used to identify unsafe practices which may re sult in minor personal injury or product and property damage NOTE is used to highlight suggestions which will result in en hanced installation reliability or operation WARNING ELECTRICAL SHOCK FIRE OR EXPLOSI...

Страница 3: ...eur de gaz WARNING DO NOT USE TORCH to remove any component System contains oil and refrigerant under pressure To remove a component wear protective gloves and gog gles and proceed as follows a Shut off electrical power to unit b Recover refrigerant to relieve all pressure from system using both high pressure and low pressure ports c Traces of vapor should be displaced with nitrogen and the work a...

Страница 4: ... then the parameter name each separated by an arrow symbol Names will also be shown in bold and italics As an example the IAQ Economizer Override Po sition which is located in the Configuration mode Indoor Air Quality Configuration sub mode and the Air Quality Set Points sub sub mode would be written as Configuration IAQ IAQ SP IQ O P This path name will show the user how to navigate through the l...

Страница 5: ...n ad dition through the scrolling marquee the user can access a built in test routine that can be used at start up commissioning and to diagnose operational problems with the unit Accessory Navigator Display The accessory hand held Navigator display can be used with the 48 50P Series units See Fig 2 The Navigator display op erates in the same way as the scrolling marquee device The Navigator displ...

Страница 6: ...Setpoint SA HT Tempering Purge SASP T PRG Tempering in Cool SASP T CL Tempering in Vent Occ SASP T V OC Tempering in Vent Unocc SASP T V UN General Inputs GEN I Compressor Feedback FD BK Thermostat Inputs STAT Fire Smoke Modes FIRE Relative Humidity REL H Air Quality Sensors AIR Q CFM Sensors CFM Reset Inputs RSET 4 20 Milliamp Inputs 4 20 Fans FANS Cooling COOL Heating HEAT Actuators ACTU General...

Страница 7: ...CCN tables As a reference the CCN point names are included in the scrolling marquee tables and the scrolling marquee acronyms are included in the CCN tables in Appendix B GENERIC STATUS DISPLAY TABLE The GENERICS points table allows the servicer installer the ability to create a custom table in which up to 20 points from the 5 CCN categories Status Config Service Config Set Point Maintenance and O...

Страница 8: ...ropriate factory installed options 2 Enter unit set points The unit is shipped with the set point default values If a different set point is required use the scrolling marquee Navigator display or CCN interface to change the configuration values 3 If the internal time schedules are going to be used config ure the Occupancy schedule 4 Verify that the control time periods programmed meet cur rent re...

Страница 9: ... 06 470 6 52 496 7 04 523 7 61 549 8 22 575 8 87 601 9 55 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 6 000 567 3 84 595 4 30 622 4 78 647 5 26 671 5 75 695 6 25 717 6 76 738 7 27 7 500 575 4 57 604 5 10 632 5 63 658 6 18 683 6 73 707 7 29 730 7 86 752 8 43 9 000 581 5 38 611 5 97 639 6 56 665 ...

Страница 10: ... 15 000 430 5 89 458 6 31 485 6 80 511 7 35 538 7 95 564 8 59 590 9 26 616 9 96 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 7 000 577 4 40 606 4 91 633 5 43 659 5 95 684 6 49 707 7 03 730 7 58 752 8 14 8 000 583 4 94 612 5 49 640 6 05 666 6 62 691 7 19 715 7 78 738 8 37 760 8 97 10 000 594 6 16...

Страница 11: ... 000 503 10 51 530 11 51 555 12 46 579 13 36 602 14 24 624 15 11 645 15 98 666 16 84 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 8 000 571 4 60 600 5 14 628 5 70 654 6 27 679 6 85 703 7 44 726 8 04 748 8 65 10 000 579 5 75 608 6 36 636 6 98 662 7 62 688 8 28 712 8 94 736 9 62 758 10 30 12 000 5...

Страница 12: ...000 519 11 10 545 12 06 570 12 99 593 13 88 615 14 76 637 15 63 658 16 50 679 17 38 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 9 000 579 5 23 608 5 81 636 6 41 662 7 02 687 7 64 712 8 27 735 8 91 757 9 57 10 000 584 5 85 613 6 47 641 7 10 667 7 74 692 8 40 717 9 07 740 9 75 763 10 44 12 000 59...

Страница 13: ... 470 12 64 492 13 64 513 14 63 533 15 62 552 16 62 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 10 000 497 7 27 523 8 39 549 9 55 573 10 75 596 11 98 618 13 23 639 14 51 659 15 81 12 500 497 7 73 523 8 83 549 10 00 573 11 22 597 12 49 619 13 81 641 15 16 662 16 55 15 000 501 8 63 526 9 67 550 10...

Страница 14: ... 62 583 20 71 30 000 476 17 29 497 18 50 519 19 82 541 21 15 562 22 45 581 23 70 599 24 93 617 26 14 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 12 000 504 7 56 530 8 57 555 9 61 578 10 66 600 11 73 621 12 81 641 13 91 660 15 01 15 000 509 8 87 535 9 95 559 11 07 583 12 25 606 13 45 628 14 68 6...

Страница 15: ...7 82 538 19 01 558 20 16 576 21 29 594 22 41 30 000 476 17 29 497 18 50 519 19 82 541 21 15 562 22 45 581 23 70 599 24 93 617 26 14 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 14 000 507 8 39 533 9 46 558 10 57 582 11 71 605 12 89 627 14 08 648 15 29 668 16 52 17 500 519 10 42 542 11 48 565 12 ...

Страница 16: ...83 680 12 56 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 6 000 594 5 43 623 6 09 651 6 75 676 7 41 701 8 08 725 8 75 747 9 42 769 10 10 7 500 605 6 16 635 6 88 664 7 62 691 8 36 716 9 11 741 9 88 765 10 64 787 11 41 9 000 617 7 02 646 7 76 674 8 52 702 9 31 728 10 11 753 10 93 777 11 76 800 12 ...

Страница 17: ...96 10 18 621 10 85 646 11 55 671 12 27 694 13 01 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 7 000 607 6 03 637 6 74 665 7 46 691 8 18 717 8 91 741 9 65 764 10 39 786 11 13 8 000 615 6 58 645 7 32 673 8 07 700 8 84 726 9 62 751 10 41 775 11 20 797 12 00 10 000 636 7 94 664 8 70 691 9 48 717 10 ...

Страница 18: ... 615 14 66 640 15 59 663 16 44 685 17 28 707 18 11 728 18 96 749 19 83 770 20 71 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 8 000 603 6 23 632 6 87 659 7 50 685 8 14 710 8 78 734 9 43 757 10 07 779 10 71 10 000 623 7 70 651 8 41 678 9 13 703 9 86 728 10 60 752 11 33 776 12 08 798 12 82 12 000 ...

Страница 19: ...39 17 37 20 000 630 15 28 654 16 14 677 16 97 699 17 81 720 18 66 741 19 53 762 20 43 783 21 34 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 9 000 617 7 08 645 7 77 672 8 47 698 9 18 723 9 90 747 10 62 770 11 34 793 12 07 10 000 628 7 87 656 8 59 682 9 33 708 10 07 733 10 82 757 11 58 780 12 35 ...

Страница 20: ...FLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 10 000 500 7 48 527 8 46 552 9 45 576 10 44 598 11 42 619 12 41 639 13 41 659 14 41 12 500 498 8 63 525 9 76 552 10 93 577 12 12 601 13 32 624 14 54 646 15 76 667 16 99 15 000 501 10 03 526 11 17 550 12 38 575 13 65 598 14 97 621 16 32 644 17 71 666 19 1...

Страница 21: ... 543 23 64 563 25 14 581 26 61 599 28 06 616 29 52 632 30 97 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 12 000 486 7 94 511 8 91 535 9 91 559 10 94 581 11 99 603 13 07 624 14 16 645 15 28 15 000 498 9 90 520 10 93 543 12 01 564 13 11 586 14 26 606 15 43 627 16 63 646 17 86 18 000 518 12 57 539...

Страница 22: ... 000 470 16 88 493 18 35 515 19 77 536 21 15 555 22 51 573 23 87 590 25 22 607 26 59 30 000 500 20 52 522 22 11 543 23 64 563 25 14 581 26 61 599 28 06 616 29 52 632 30 97 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 14 000 493 9 17 516 10 19 539 11 24 562 12 33 583 13 45 605 14 60 625 15 77 645...

Страница 23: ... 17 78 408 19 31 426 20 80 443 22 28 459 23 75 474 25 24 489 26 73 504 28 24 AIRFLOW Cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Hp Rpm Hp Rpm Hp Rpm Hp Rpm Hp Rpm Hp 14 000 416 9 12 437 10 10 457 11 10 476 12 13 495 13 17 513 14 22 531 15 29 548 16 38 16 000 423 10 62 442 11 68 462 12 77 480 13 88 498 15 00 516 16 15 533 17 31 550 18 48 18 000 ...

Страница 24: ...92 25 86 1317 27 51 1342 29 18 AIRFLOW Cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 2 70 3 00 3 30 3 60 3 90 4 20 4 50 4 80 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 15 000 984 11 25 1023 12 42 1061 13 60 1097 14 80 1131 16 00 1165 17 22 1198 18 44 1229 19 67 16 000 1003 12 06 1041 13 27 1078 14 51 1113 15 76 1148 17 02 1181 18 29 1214 19 56 1245 20 85 18 000 1043 13 82 1079 ...

Страница 25: ... 28 84 485 30 53 500 32 20 514 33 87 528 35 55 542 37 23 AIRFLOW Cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 16 000 423 10 62 442 11 68 462 12 77 480 13 88 498 15 00 516 16 15 533 17 31 550 18 48 18 000 432 12 36 450 13 50 469 14 66 486 15 84 504 17 05 521 18 27 537 19 53 553 20 78 20 000 443 14 38 460...

Страница 26: ...5 87 1471 37 71 AIRFLOW Cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 2 70 3 00 3 30 3 60 3 90 4 20 4 50 4 80 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 17 000 1022 12 91 1059 14 17 1096 15 45 1131 16 75 1165 18 06 1198 19 38 1230 20 72 1261 22 06 18 000 1043 13 82 1079 15 12 1114 16 44 1149 17 79 1182 19 15 1215 20 52 1247 21 91 1278 23 31 20 000 1088 15 84 1122 17 21 1155 18 ...

Страница 27: ...68 46 36 581 48 23 40 000 509 40 54 523 42 61 537 44 65 550 46 66 563 48 64 576 50 62 589 52 59 601 54 56 AIRFLOW Cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 20 000 443 14 38 460 15 58 478 16 82 495 18 07 511 19 35 527 20 65 543 21 98 559 23 32 22 000 455 16 70 472 17 98 489 19 28 505 20 60 521 21 96 5...

Страница 28: ...91 45 35 1611 47 49 1632 49 63 1652 51 76 1671 53 88 AIRFLOW Cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 2 70 3 00 3 30 3 60 3 90 4 20 4 50 4 80 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 20 000 1088 15 84 1122 17 21 1155 18 60 1188 20 02 1220 21 47 1251 22 93 1282 24 42 1312 25 91 22 000 1137 18 15 1169 19 58 1200 21 05 1231 22 54 1261 24 05 1291 25 59 1321 27 15 1350 28 74 ...

Страница 29: ...14 53 16 000 729 8 57 778 10 02 829 11 43 879 12 93 926 14 37 969 15 76 18 000 809 11 57 851 13 19 896 14 90 942 16 61 987 18 29 20 000 891 15 47 927 17 22 967 19 08 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 10 000 416 1 65 469 2 03 522 2 47 574 2 97 624 3 51 673 4 08 ...

Страница 30: ... 28 000 918 27 99 940 28 89 961 29 83 981 30 81 1001 31 81 30 000 965 33 15 986 34 06 1006 35 01 1026 36 00 1045 37 02 32 000 1013 38 98 1033 39 88 1053 40 84 1071 41 84 1090 42 88 34 000 1062 45 50 1081 46 39 1100 47 35 1118 48 36 1136 49 41 36 000 1111 52 77 1129 53 65 1147 54 59 1165 55 60 38 000 1160 60 81 40 000 AIRFLOW cfm AVAILABLE EXTERNAL STATIC PRESSURE in wg 2 2 2 4 2 6 2 8 3 0 Rpm Bhp ...

Страница 31: ...P2 P3 Units 0 14 0 18 0 22 0 27 0 31 0 36 0 41 0 47 0 52 0 59 0 65 HIGH GAS HEAT 48P2 P3 Units 0 21 0 26 0 32 0 37 0 43 0 50 0 56 0 63 0 70 0 78 0 86 LOW GAS HEAT 48P4 P5 Units 0 11 0 14 0 18 0 23 0 27 0 32 0 37 0 42 0 48 0 54 0 60 HIGH GAS HEAT 48P4 P5 Units 0 19 0 30 0 40 0 51 0 62 0 73 0 85 0 97 1 09 1 21 1 34 ELECTRIC HEAT 36 kW 72 kW 108 kW 0 07 0 10 0 13 0 09 0 13 0 17 0 12 0 16 0 22 0 15 0 ...

Страница 32: ... 20 7 14 6 12 0 89 5 15 11 19 15 3 11 41 43 8 91 0 18 0 13 43 27 0 21 9 19 0 91 0 20 14 92 22 4 16 71 62 0 91 0 23 4 17 46 37 4 28 7 23 0 91 0 25 18 65 28 9 21 56 72 0 91 7 29 4 21 93 43 8 37 4 31 0 91 7 30 22 38 35 6 26 56 95 0 92 4 34 7 25 89 48 0 36 3 92 4 40 29 80 42 0 31 30 55 0 93 0 PREMIUM EFFICIENCY MOTORS Nominal Maximum Maximum Amps Rated Efficiency Bhp BkW Bhp BkW 230 v 460 v 7 5 5 60 8...

Страница 33: ...d LIMT or RES S Do not use all three 7 See the Economizer Options section on page 34 for addi tional economizer option configurations 8 See the Exhaust Options section on page 34 for addition exhaust option configurations Multi Stage CV Units with Mechanical Thermostat To configure the unit perform the following 1 Under Configuration UNIT C TYP set C TYP to 3 TSTAT MULTI 2 Under the Setpoints menu...

Страница 34: ...BF CF 1 Two Stage Exhaust Option For two stage exhaust under the Configuration BP sub menu configure the following Configuration BP BF CF 2 Modulating Power Exhaust with Two Actuators Option For modulating exhaust the Configuration BP submenu configure the following Under Configuration BP B V A the following configura tions may be adjusted BP FS VFD Act Fire Speed BP MN VFD Act Min Speed BP 1M BP ...

Страница 35: ... 6 Use UP or DOWN keys to highlight SET DATE and press SEL SOFT KEY 2 Use UP or DOWN keys to change the day month and year Press OK SOFT KEY 2 to save the configuration and return to the Clock Set menu 7 Use UP or DOWN keys to highlight DATE FORMAT and press SEL SOFT KEY 2 Use UP or DOWN keys to change the parameter setting Press OK SOFT KEY 2 to save the configuration and return to the Clock Set ...

Страница 36: ...eat stages However it is important to note that the user can leave a Ser vice Test mode to view any of the local display menus Run Status Temperatures Pressures Setpoints Inputs Outputs Configuration Time Clock Operating Modes and Alarms and the control will remain in the Service Test mode Independent Outputs The INDP sub menu items can be turned on and off regardless of the other category states ...

Страница 37: ... BLDG2CAL BP2 A BP Act 2 Control Angle read only BP2_CANG BP2 M BP 2 Actuator Max Pos 0 to 100 BP2SETMX HTC C Ht Coil Command Position 0 to 100 HTCLACTC HT CL Heating Coil Act Cal Cmd YES NO HCOILCAL HTC A Heat Coil Act Ctl Angle read only HTCLCANG HMD C Humidifier Command Pos 0 to 100 HUMD_TST HM CL Humidifier Act Cal Cmd YES NO HUMIDCAL HMD A Humidifier Act Ctrl Ang read only HUMDCANG HMZR TEST ...

Страница 38: ...tion The controller then keeps track of the valve s position for normal operation During this calibration phase a light ratcheting sound may be heard and will serve as proof of valve operation and clo sure Note that the calibration feature in Service Test is only pro vided as an additional troubleshooting tool The valves will auto matically go through the calibration process anytime the unit is po...

Страница 39: ...greater than or equal to 1 or heat relay 1 must be on before the control will accept a modulating heat capacity request If neither case is true the control will overwrite the modulating heat request back to 0 Service Test HEAT HTC C Ht Coil Command Posi tion If configured for hydronic heat type the user will be able to manually control the positioning of the actuator which controls hot water 0 to ...

Страница 40: ...ete Override IQ I C 1 IAQ Discrete If the user sets IQ I C to 1 IAQ Discrete and the switch logic Configuration SW LG IAQ L is set to OPEN then an open switch reads low and a closed switch reads high If the switch is open the economizer will be commanded to the IAQ Demand Vent Minimum Position If the outdoor flow sta tion is installed and outdoor air cfm can be read the economiz er will move to th...

Страница 41: ...N Modes The ComfortLink controls operate under a hierarchy of com mand structure as defined by three essential elements the Sys tem mode the HVAC mode and the Control mode The System mode is the top level mode that defines three essential states for the control system OFF RUN and TEST The HVAC mode is the functional level underneath the System mode which further defines the operation of the contro...

Страница 42: ...mand through the scrolling marquee a CCN emergency stop com mand a service test end or a control type change delay HVAC Mode SHUTTING DOWN 2 The unit is transitioning from a mode to the OFF mode HVAC Mode SOFTSTOP REQUEST 3 The unit is off due to a soft stop request from the control HVAC Mode REM SW DISABLE 4 The unit is off due to the remote switch HVAC Mode FAN STATUS FAIL 5 The unit is off due ...

Страница 43: ...UNIT SFS S YES HVAC Mode OFF Fan Status Fail Unit just waking up from power reset HVAC Mode OFF Starting Up Unit shutting down HVAC Mode Shutting Down Compressor contactor welded on HVAC Mode Comp Stuck On Unit control free to select normal heating cooling HVAC mode HVAC Mode OFF HVAC Mode Tempering Vent HVAC Mode Tempering LoCool HVAC Mode Tempering HiCool HVAC Mode Venting Dehumidification HVAC ...

Страница 44: ...ompressors are staged The control types are C TYP 1 VAV RAT and C TYP 2 VAV SPT Both of these configurations refer to standard VAV opera tion If the control is occupied the supply fan is run con tinuously and return air temperature will be used in the de termination of the selection of a cooling or heating mode VAV SPT differs from VAV RAT only in that during the unoccupied period space temperatur...

Страница 45: ...s configured on this configura tion will determine whether the unit should shut down on a supply fan status fail or simply alert the condition and continue to run If set to YES then the control will shut down the unit and send out an alarm if supply fan status monitoring fails If set to NO the control will not shut down the unit if supply fan status monitoring fails but the control will send out a...

Страница 46: ... ma chine control type C TYP No matter the control type it is possi ble to run the unit in either CV or VAV mode provided there are enough stages to accommodate lower air volumes for VAV opera tion Refer to the Static Pressure Control section on page 69 for in formation on how to set up the unit for the type of supply fan con trol desired SETTING UP THE SYSTEM Machine Control Type Configuration UN...

Страница 47: ...Configuration COOL See Table 35 Enable Compressor A1 A1 EN This configuration is used to disable the A1 compressor in case of failure for size 30 to 100 units Enable Compressor A2 A2 EN This configuration is used to disable the A2 compressor in case of failure for size 50 to 100 units It is always disabled for size 30 to 40 units Enable Compressor A3 A3 EN This configuration is used to disable the...

Страница 48: ...RCUIT A every time cooling capacity drops to 0 a circuit A compressor is always the first to start on the next call for cooling 2 CIRCUIT B If this configuration is set to CIRCUIT B every time cooling capacity drops to 0 a circuit B compressor is always the first to start on the next call for cooling NOTE If the unit is configured for a Digital Scroll Configura tion COOL DG A1 YES or Minimum Load ...

Страница 49: ...in unstable unit operation This config uration defines the outdoor air temperature above which a re duced capacity Configuration COOL DS RP and time de lay Configuration COOL DS RD will be imposed on a digital scroll capacity reduction This ramped reduction is only imposed on a decrease in digital scroll capacity An increase in capacity will continue to follow the values defined by Configu ration ...

Страница 50: ... V C ON minus V C OF NOTE With vent mode it is possible to exit out of a cooling mode during the occupied period if the return air temperature drops low enough When supply air temperature reset is not con figured this capability will work to prevent over cooling the space during the occupied period Supply Air Set Point Control and the Staging of Compressors Once the control has determined that a c...

Страница 51: ...to VAV control types C TYP 1 and 2 in the occupied period See the Cool Trend Demand Level section for more details Timeguards In addition to the set points and offsets which determine the trip points for bringing on and bringing off cool modes there is a timeguard which enforces a time delay between the transi tioning from a low cool to a high cool mode This time delay is 8 minutes There is a time...

Страница 52: ...riable is the maximum number of cooling stages the control is configured for and capable of controlling Active Demand Limit DEM L If demand limit is active this variable will represent the amount of capacity that the control is currently limited to Capacity Load Factor SMZ This factor builds up or down over time and is used as the means of adding or subtracting a cooling stage during run time It i...

Страница 53: ...ith 4 stages each stage represents about 7 5 F of change to EDT If stages could reli ably be cycled at very fast rates the set point could be main tained very precisely Since it is not desirable to cycle compres sors more than 6 cycles per hour slow change override takes care of keeping the PID under control when relatively close to set point Humidi MiZer Capacity CAPC This variable represents the...

Страница 54: ...0 SUM Z MIN Mixed Air Temperature Calculation MAT The mixed air temperature is calculated and is a function of the economizer position Additionally there are some calculations in the control which can zero in over time on the relationship of return and outside air as a function of economizer position There are two configurations which relate to the calculation of MAT These configurations can be lo...

Страница 55: ... limit ing then the Inputs 4 20 DML M value is used to deter mine the amount of demand limiting in effect Run Sta tus COOL DEM L The Demand Limit at 20 mA D L 20 configuration must be set This is the configured demand limit corresponding to a 20 mA input 0 to 100 The value of percentage reset is determined by a linear interpo lation from 0 to D L 20 based on the Inputs 4 20 DML M input value The f...

Страница 56: ...a fan stage will be subtracted The ComfortLink controller will continue to drop a fan stage every 2 minutes thereafter if the SCT remains below SCT L When a condenser fan output is common to both refrigeration circuits in other words when the fan s will affect both circuit A and circuit B the following logic is used in order to add a fan stage the SCT of either circuit must be above SCT H for 30 s...

Страница 57: ...or B2 ON Common CONDFAN2 MBB Rly 5 OFC2 OFM1 2 Circuit A or B SCT or OAT M M NO of Fans ON Fans ON M M YES of Fans ON Fans ON Stage 1 3 M F O 1 1 C F O 1 e g a t S 3 M F O 1 1 C F O 3 2 1 M F O 3 2 1 C F O 2 e g a t S 2 1 M F O 2 2 C F O 2 e g a t S Stage 3 OFC1 2 3 OFM1 2 3 Controlling Output Controlling Output CONTROL BOX 1 3 2 CONTROL BOX 1 2 A1 B1 B2 A1 B1 MM MM Low Ambient Prestart 1 OAT T A ...

Страница 58: ...ient Prestart OAT T A O t r a t s e r P t n e i b m A h g i H 4 e g a t S F 0 7 70F Stage 4 F 0 7 T A O f i g n i g a t S n a F w o l l A F 0 7 T A O f i g n i g a t S n a F w o l l A CIRCUIT A COILS Size 070 075 Controlling Output CONTROL BOX 1 2 3 4 3 4 A1 A2 B1 B2 MM MM Size 070 075 Contactor OFM s c i g o L d e l l o r t n o C d e l l o r n o C d r a o B e r a w t f o S t i u c r i C A CONDFAN...

Страница 59: ... i g a t S n a F w o l l A Stage 4 OFC1 4 4 OFM4 1 3 5 Stage 5 OFC1 2 3 5 OFM2 6 1 3 5 For 100 Ton Only Stage 6 OFC1 2 3 4 6 OFM1 2 3 4 5 6 If Circuit B is ON and If M M NO of Fans ON Fans ON of Fans ON Fans ON 2 M F O 1 2 C F O 1 e g a t S 6 M F O 1 3 C F O 1 e g a t S 2 e g a t S n a F m u m i n i M 2 4 M F O 5 1 2 4 C F O 2 e g a t S 6 4 M F O 5 1 3 4 C F O 2 e g a t S n o i t a r e p O e l b a...

Страница 60: ...onfiguration UNIT C TYP is configured for 1 VAV RAT or 2 VAV SPT If the user wants to have the capability of performing heating throughout the entire occupied period then this configuration needs to be set to YES Most installa tions do not require this capability and if heating is installed it is used to heat the building up in the morning In this case set OC EN to NO NOTE This unit does not suppo...

Страница 61: ...ig ured for return air or space temperature the logic is exactly the same For the rest of this discussion the temperature in question will be referred to as the controlling temperature First the occupied and unoccupied heating set points under Setpoints must be configured Then the heat cool set point offsets under Configuration D LV T should be set See Table 41 Related operating modes are under Op...

Страница 62: ... 1 2 If the HVAC mode is LOW HEAT If electric heat is configured then the control will request the supply fan ON If gas heat is configured then the IGC and IFO IGC fan output controls the supply fan request The control will turn on Heat Relay 1 HS1 If evaporator discharge temperature is less than 50 F then the control will turn on Heat Relay 2 HS2 The logic for this low heat override is that one s...

Страница 63: ...ctuator is replaced in the field it is a good idea to remove the ad ditional peel off serial number sticker on the actuator and cover up the old one inside the control doors STAGED GAS HEAT CONTROL HT CF 3 AND HT ST 0 1 OR 2 As an option the units with gas heat can be equipped with staged gas heat controls that will provide from 2 to 9 stages of heat capacity This is intended for tempering mode an...

Страница 64: ... proportional term for the PID which runs in the HVAC mode LOW HEAT Heat Control Derv Gain HT D This configuration is the derivative term for the PID which runs in the HVAC mode LOW HEAT Heat PID Rate Config HT TM This configuration is the PID run time rate Staged Heating Logic If the HVAC mode is HIGH HEAT On 48P units the supply fan for staged heating is con trolled by the integrated gas control...

Страница 65: ...ol desired capacity drops it is continually checked against the capacity ranges of the next lower stages The control selects the lowest stage with suffi cient maximum capacity The first two modulating gas heat outputs are located on the MBB Outputs 3 4 5 6 and the analog output that sets the modulating gas section capacity are located on the SCB The heat stage selected Run Status VIEW HT ST is cla...

Страница 66: ...OFF OFF OFF OFF 50 3 ON OFF ON OFF OFF OFF 75 4 ON ON ON OFF OFF OFF 87 5 ON ON ON ON OFF OFF 100 STAGE RELAY OUTPUT CAPACITY Heat 1 Heat 2 Heat 3 Heat 4 Heat 5 Heat 6 MBB RLY8 MBB RLY7 SCB RLY1 SCB RLY2 SCB RLY3 SCB RLY4 IGC1 MGV1 IGC2 MGV2 IGC3 MGV3 0 OFF OFF OFF OFF OFF OFF 0 1 ON OFF OFF OFF OFF OFF 25 2 ON ON OFF OFF OFF OFF 33 3 ON OFF ON OFF OFF OFF 50 4 ON ON ON OFF OFF OFF 58 5 ON ON ON O...

Страница 67: ...at exchangers One is used on low heat size 030 050 units Two are used on high heat size 030 050 units and low heat 055 100 units Three are used on high heat 055 100 units The IGC controls the di rect spark ignition system and monitors the rollout switch lim it switches and induced draft motor Hall Effect switch For units equipped with modulating gas heat the IGC in the modu lating gas section uses...

Страница 68: ...hich state to command the induced draft motor and main gas valve See Table 58 Modulating Gas Control Boards SC30 and TR1 Logic All gas modulating units are equipped with one timer relay board TR1 and one signal conditioner board SC30 regard less of the unit size The boards provide control for variable heating output for the gas heat section Similar to the staged gas heat option each IGC board is c...

Страница 69: ...nals downstream of the unit modulate their flows the unit must simply maintain control over duct static pressure in order to accommodate the needs of the terminals and therefore to meet the varying combined airflow requirement The unit de sign includes two alternative optional means of accommodat ing this requirement This section describes the technique by which this control takes place A unit int...

Страница 70: ...mum value necessary for proper operation of air terminals in the conditioned space at all load conditions Too high of a val ue will cause unnecessary fan motor power consumption at part load conditions and or noise problems Too low a value will result in insufficient airflow Additional information will be found on page 71 under Static Pressure Reset VFD Minimum Speed SP MN This is the minimum spee...

Страница 71: ... mAinput Enabling this sensor will give the user the ability to reset from 0 to 3 in wg of static pressure The reset will apply to the supply static pressure set point Configuration SP SP SP where 4 mA 0 in wg and 20 mA 3 in wg As an example the static pressure reset input is measuring 6 mA and the input is resetting 2 mA of its 16 mA control range The 4 to 20 mA range corresponds directly to the ...

Страница 72: ...ous minutes before taking action If the unit is configured to monitor a fan status switch SFS M 1 and if the supply fan commanded state does not match the supply fan status switch for 3 continuous minutes then a fan status failure has occurred If the unit is configured for supply duct pressure monitoring SFS M 2 then If the supply fan is requested ON and the static pressure reading is not greater ...

Страница 73: ...eported po sition has changed at least EC MD A very small change in position is not considered movement The determination of whether the economizer is mechanically disconnected will occur SAT T 2 seconds after the economizer has stopped moving The control will log a damper not modu lating alert if 1 SAT has not decreased by S CHG degrees F SAT_SET 2 seconds after opening the economizer at least EC...

Страница 74: ...e the least amount of air flow and therefore the least amount of motor torque 3 Modulate a single actuator damper assembly open to T24ACOPN This will increase the airflow 4 Let the motor run for one minute If the torque has increased by VF PC over the baseline measurement from step 2 the current torque is set as the new baseline measurement and proceed to Step 5 If the torque has not increased by ...

Страница 75: ... calculated SAT when performing economizer self test Range is 0 to 10 default is 4 Econ Fault Detect Gap E GAP The discrepancy between actuator command and reported posi tion in percentage Used to detect actuator stuck jammed Range is 2 to 100 default is 5 Econ Fault Detect Timer E TMR The timer for actuator fault detection in seconds Used to de tect actuator stuck jammed Range is 10 to 240 defaul...

Страница 76: ...CON ACTUATOR CONFIGS SN 1 1 Econ Serial Number 1 0 to 9999 ECON_SN1 0 SN 1 2 Econ Serial Number 2 0 to 6 ECON_SN2 0 SN 1 3 Econ Serial Number 3 0 to 9999 ECON_SN3 0 SN 1 4 Econ Serial Number 4 0 to 254 ECON_SN4 0 C A L1 Econ Ctrl Angle Lo Limit 0 to 90 ECONCALM 85 SN 2 1 Econ 2 Serial Number 1 0 to 9999 ECN2_SN1 0 SN 2 2 Econ 2 Serial Number 2 0 to 6 ECN2_SN2 0 SN 2 3 Econ 2 Serial Number 3 0 to 9...

Страница 77: ...itions ECONOMIZER CHANGEOVER SELECT E SEL The control is capable of performing any one of the following changeover types in addition to both the dry bulb lockout and the standard external input E SEL 0 none E SEL 1 Differential Dry Bulb Changeover E SEL 2 Outdoor Enthalpy Changeover E SEL 3 Differential Enthalpy Changeover Differential Dry Bulb Changeover As both return air and outside air tempera...

Страница 78: ...s used to start the supply fan and use the economizer to bring in outside air when the outside temperature is cool enough to pre cool the space This is done to delay the need for mechanical cooling when the system en ters the occupied period This function requires the use of a space temperature sensor When configured the economizer will modulate during an un occupied period and attempt to maintain...

Страница 79: ...r Minimum Flow Deadband O C DB This option defines the deadband of the cfm control logic The configurable deadband is added to the economizer s minimum cfm position and creates a range ECMINCFM to ECMINCFM OACFM_DB where the economizer will not attempt to adjust to maintain the minimum cfm position Increasing this deadband value may help to slow down ex cessive economizer movement when attempting ...

Страница 80: ...e two stage exhaust based on economizer position BP CF 2 Modulating building pressure control based on building pressure sensor BP CF 3 VFD controlling two exhaust fan motors BP CF 4 VFD control of one of the two exhaust fan mo tors sizes 075 100 with high capacity exhaust option BP CF 5 used on sizes 075 100 with return fan option Building Pressure Sensor BP S This configuration allows the readin...

Страница 81: ...ay ITEM EXPANSION RANGE UNITS CCN POINT DEFAULT BP BUILDING PRESS CONFIGS BP CF Building Press Config 0 to 5 BLDG_CFG 0 BP S Building Pressure Sensor Enable Disable BPSENS Disable BP R Bldg Press Range 0 10 to 0 25 H2O BP_RANGE 0 25 BP SP Building Pressure Setp 0 25 to 0 25 H2O BPSP 0 05 BP SO BP Setpoint Offset 0 to 0 5 H2O BPSO 0 05 BP P1 Power Exhaust On Setp 1 0 to 100 PES1 25 BP P2 Power Exha...

Страница 82: ...rgized turning on the first stage A 60 second timer is initialized If the economizer falls 5 below the BP P1 then the power exhaust fan relay is turned off If the economizer position is less than BP P1 and the 60 second tim er has expired the power exhaust fan relay is turned off The same logic applies to the second power exhaust fan relay except the BP P2 trip point is monitored If the economizer...

Страница 83: ...r is positive the drive will increase speed If the error is negative the drive will decrease speed NOTE These configurations are used only if Fan Tracking Learn ing is enabled When Fan Tracking Learning is enabled the con trol will adjust the delta cfm FT ST between the supply and re turn fan if the building pressure deviates from the Building Pres sure Set Point BP SP Periodically at the rate set...

Страница 84: ...dmitted in cluding fixed outdoor air ventilation rates measured as cfm external discrete sensor switch input and externally generated proportional signal controls The IAQ function requires the installation of the factory option economizer system The DCV sequences also require the con nection of accessory or field supplied space or return air CO2 sensors Fixed cfm rate control requires the factory ...

Страница 85: ...aled linearly from 0 4 mA to EC MN 20 mA IQ A C 4 10K potentiometer minimum position With a 10K linear potentiometer connected to TB201 terminal 7 and 8 the economizer minimum position will be scaled linearly from 0 0 ohms to EC MN 10 000 ohms IAQ Analog Fan Config Configuration IAQ AQ CF IQ A F This configuration is used to configure the control of the indoor fan If this option is used then the I...

Страница 86: ...ith a to non Carrier IAQ sensor that may have a different characteristic curve It represents the CO2 level at 4 mA IAQ High Reference Configuration IAQ AQ SR IQ R H This is the reference that will be used with a non Carrier IAQ sensor that may have a different characteristic curve It rep resents the CO2 level at 4 mA OAQ Low Reference Configuration IAQ AQ S R OQ R L This is the reference that will...

Страница 87: ...OACFM DCV Max Flow O C DB Econ OACFM MinPos Deadbd When the outdoor air cfm sensor is enabled the Economizer Min Position Configuration IAQ DCV C EC MN and the IAQ Demand Vent Min Pos Configuration IAQ DCV C IAQ M will no longer be used During vent periods the control modulates the damper to maintain the outdoor air intake quantity between O C MX and O C MN The indoor air quality algorithm varies ...

Страница 88: ...fig urable control angle alarm low limit C A LM If the control angle learned through calibration is less than C A LM an alert will occur and the actuator will not function NOTE This configuration does not typically need adjustment It is configurable for the small number of jobs which may require a custom solution or workaround Dehumidification and Reheat The Dehumidification function will override...

Страница 89: ... Select D V CF This configuration determines how the vent reheat set point is selected D V CF 0 Reheat follows an offset subtracted from return air temperature D V RA D V CF 1 Reheat follows a dehumidification heat set point D V HT Vent Reheat RAT Offset D V RA Set point offset used only during the vent mode The air will be reheated to return air temperature less this offset Vent Reheat Set Point ...

Страница 90: ...humidification demand is present On units with Hydronic Modulating or Staged gas third party or Humidi MiZer heat types the control can perform reheat during dehumidification During dehumidification the air through the unit is cooled in order to remove moisture This cooler air temperature can result in overcooling of the space To alleviate this re heat is added to raise the leaving air temperature...

Страница 91: ...n associated sensor responsible for controlling Humidi MiZer fails dehumidification will not be attempted SPRH RARH Initiating a Humidi MiZer Reheat Venting Dehumidifica tion or Heating Dehumidification or Dehumidification Cooling Dehumidification Mode To call out a Reheat Venting Dehumidification mode in the Vent or the Off HVAC mode Heating Dehumidification in the Heat HVAC mode or Dehumidificat...

Страница 92: ...rovide accurate control of the leaving air tem perature as the evaporator discharge temperature is decreased to meet the latent load As the refrigerant leaves the compressor the modulating valves vary the amount of refrigerant that enters and or bypasses the condenser coil As the bypassed and hot refriger ant liquid gas or two phase mixture passes through the Humidi MiZer coil it is exposed to the...

Страница 93: ...rier Comfort Network CCN sys tem directly from the local display This section will deal with explaining the various programmable options which are found under the CCN sub menu in the Configuration mode The major configurations for CCN programming are located in the local displays at Configuration CCN See Table 73 CCN Address CCNA This configuration is the CCN address the rooftop is assigned CCN Bu...

Страница 94: ...ide initiated from the T58 sensor by setting this option to NO Global Schedule Override GL OV If the control is set to receive global schedules then it is also pos sible for the global schedule broadcaster to call out an override condition as well This configuration allows the user to disable the global schedule broadcaster from overriding the control Alert Limit Configuration The ALLM submenu is ...

Страница 95: ...matically reset OARH Low Alert Limit O RH L If the unit is configured to use an outdoor air relative humidity sensor Configuration ECON ORH S and the measured level is below the configurable OARH Low Alert Limit O RH L then economizer operation will be disabled The unit will continue to run and the alert will automatically reset OARH High Alert Limit O RH H If the unit is configured to use a retur...

Страница 96: ...re found at the local displays under the Configuration SW LG submenu See Table 76 Filter Status Input Clean FTS L The filter status input for clean filters is set for normally open If a field supplied filter status switch is used that is normally closed for a clean filter change this variable to closed IGC Feedback Off IGC L The input for IGC feedback is set for normally open for off If a field su...

Страница 97: ...m itations Table 26 or 27 Power to the VFD must be cycled in or der for a change to this configuration to take effect VFD1 Nominal Motor Freq N FRQ This configuration defines the nominal motor frequency This value must equal the value on the motor rating plate This val ue sets the frequency at which the output voltage equals the Nominal Motor Volts N VLT Power to the VFD must be cy cled in order f...

Страница 98: ...und on the motor rating plate Power to the VFD must be cycled in order for a change to this configuration to take effect VFD2 Motor Direction M DIR This configuration sets the direction of motor rotation Motor direction change occurs immediately upon a change to this configuration Power to the VFD need NOT be cycled for a change to this configuration to take effect ITEM EXPANSION RANGE UNITS CCN P...

Страница 99: ...m supports the use of an option al minimum load hot gas bypass valve MLV that is directly controlled by the ComfortLink control system This provides an additional stage of capacity as well as low load coil freeze protection Hot gas bypass is an active part of the P Series ComfortLink capacity staging and minimum evaporator load protection functions It is controlled through the Minimum Load Valve f...

Страница 100: ...used on Thursday This variable can be set for Periods 1 through 8 FRIDAY IN PERIOD PER X DAYS FRI This variable is used to include or remove Friday from the schedule Each period is assigned an occupied on and off time If this variable is set to YES then Friday will be included in that period s occupied time schedule If this variable is set to NO then the period s occupied time schedule will not be...

Страница 101: ...e 00 00 TIME DATE MONTH DATE DAY AND YEAR MNTH Month of Year multi text strings MOY DOM Day of Month 0 to 31 DOM DAY Day of Week multi text strings DOWDISP YEAR Year e g 2012 YOCDISP SCH L LOCAL TIME SCHEDULE PER 1 PERIOD 1 PER 1 DAYS DAY FLAGS FOR PERIOD 1 Period 1 only PER 1 DAYS MON Monday in Period YES NO PER1MON Yes PER 1 DAYS TUE Tuesday in Period YES NO PER1TUE Yes PER 1 DAYS WED Wednesday ...

Страница 102: ...ved alarm codes and correct Verify Humidi MiZer configuration settings are correct for the site requirements If alarm conditions are cor rected and cleared then operation of the compressors fans and Humidi MiZer valves may be verified by using the Service Test mode See page 36 In addition to the Cooling Service Analysis Table 84 see the Humidi MiZer Service Analysis Table 85 for more information T...

Страница 103: ...denser coil dirty or restricted Clean coil or remove restriction Excessive Head Pressures Loose condenser thermistors Tighten thermistors Dirty condenser coil Clean coil Refrigerant overcharge Recover excess refrigerant Faulty TXV 1 Check TXV bulb mounting and secure tightly to suction line and insulate 2 Replace TXV and filter drier if stuck open or closed Condenser air restricted or air short cy...

Страница 104: ... Replace valve Replace filter drier Unit Initiates a Humidi mizer Reheat Mode but Supply Air Temperature is Overheating Overcooling the Space Humid MiZer Vent Reheat Set Point is too low Check the Vent Reheat Set Point Selection Configuration DEHU D V CF and Vent Reheat Setpoint Configuration DEHU D V HT If used check the Vent Reheat RAT Offset also Configuration DEHU D V RA See page 90 for Humid ...

Страница 105: ...t Water in gas line Drain water and install drip Inadequate Heating Dirty air filters Replace air filters Gas input too low Check gas pressure at manifold Refer to gas system adjustment in this man ual Thermostat or occupancy schedule set point only calling for W1 Allow time for W2 to energize Unit undersized for load Decrease load or increase of size of unit Restricted airflow Remove restriction ...

Страница 106: ...S INDUCED DRAFT MOTOR IDM THROUGH TERMINAL CM ON IGC IF IDM IS TURNING AT CORRECT SPEED AT LEAST 2400 RPM HALL EFFECT SENSOR SENDS CORRECT SIGNAL TO TERMINAL J1 ON IGC IF LIMIT SWITCH AND ROLLOUT SWITCH ARE CLOSED IGC SAFETY LOGIC WILL INITIATE IGNITION SEQUENCE IGC SAFETY LOGIC OPENS GAS VALVE FOR 5 SECONDS IGC HIGH VOLTAGE TRANSFORMER CREATES A 10 000 VOLT SPARK FOR 5 SECONDS IGC SAFETY LOGIC WI...

Страница 107: ... 2 209 147 2 166 148 2 124 149 2 083 150 2 043 151 2 003 152 1 966 153 1 928 154 1 891 155 1 855 156 1 820 157 1 786 158 1 752 159 1 719 160 1 687 161 1 656 162 1 625 163 1 594 164 1 565 165 1 536 166 1 508 167 1 480 168 1 453 169 1 426 170 1 400 TEMP F RESISTANCE Ohms 171 1 375 172 1 350 173 1 326 174 1 302 175 1 278 176 1 255 177 1 233 178 1 211 179 1 190 180 1 169 181 1 148 182 1 128 183 1 108 ...

Страница 108: ...90 915 91 889 92 861 93 836 94 811 95 787 96 764 97 742 98 721 99 700 100 680 101 661 102 643 103 626 104 609 105 592 106 576 107 561 TEMP C RESISTANCE Ohms 6 24 171 7 23 013 8 21 918 9 20 883 10 19 903 11 18 972 12 18 090 13 17 255 14 16 474 15 15 714 16 15 000 17 14 323 18 13 681 19 13 071 20 12 493 21 11 942 22 11 418 23 10 921 24 10 449 25 10 000 26 9 571 27 9 164 28 8 776 29 8 407 30 8 056 31...

Страница 109: ...143 1 190 144 1 165 145 1 141 146 1 118 147 1 095 148 1 072 149 1 050 150 1 029 151 1 007 152 986 153 965 154 945 155 925 156 906 157 887 158 868 159 850 160 832 161 815 162 798 163 782 164 765 165 750 166 734 TEMP F RESISTANCE Ohms 167 719 168 705 169 690 170 677 171 663 172 650 173 638 174 626 175 614 176 602 177 591 178 581 179 570 180 561 181 551 182 542 183 533 184 524 185 516 186 508 187 501...

Страница 110: ...7 161 18 6 840 19 6 536 20 6 246 21 5 971 22 5 710 23 5 461 24 5 225 25 5 000 26 4 786 27 4 583 28 4 389 29 4 204 30 4 028 31 3 861 32 3 701 33 3 549 34 3 404 35 3 266 36 3 134 37 3 008 38 2 888 39 2 773 40 2 663 41 2 559 42 2 459 43 2 363 44 2 272 45 2 184 46 2 101 47 2 021 48 1 944 49 1 871 50 1 801 51 1 734 52 1 670 53 1 609 54 1 550 55 1 493 56 1 439 57 1 387 58 1 337 59 1 290 60 1 244 61 1 20...

Страница 111: ...ntrol point value a target value for air temperature leaving the evaporator coil location Run Status VIEW ECN P Displays the current actual economizer position in percentage open Run Status VIEW EC2 P Displays the current position of actuator no 2 in percentage open Run Status VIEW CL C P Displays the current cooling control point a target value for air temperature leaving the evaporator coil loca...

Страница 112: ...9 48 0 938 154 1 982 259 3 015 364 4 049 49 0 948 155 1 992 260 3 025 365 4 059 50 0 958 156 2 001 261 3 035 366 4 068 51 0 968 157 2 011 262 3 045 367 4 078 52 0 978 158 2 021 263 3 055 368 4 088 53 0 988 159 2 031 264 3 064 369 4 098 54 0 997 160 2 041 265 3 074 370 4 108 55 1 007 161 2 051 266 3 084 371 4 118 56 1 017 162 2 060 267 3 094 372 4 128 57 1 027 163 2 070 268 3 104 373 4 137 58 1 037...

Страница 113: ... 292 2 201 50 0 718 131 1 214 212 1 711 293 2 207 51 0 724 132 1 220 213 1 717 294 2 213 52 0 730 133 1 226 214 1 723 295 2 220 53 0 736 134 1 233 215 1 729 296 2 226 54 0 742 135 1 239 216 1 735 297 2 232 55 0 748 136 1 245 217 1 741 298 2 238 56 0 754 137 1 251 218 1 747 299 2 244 57 0 761 138 1 257 219 1 754 300 2 250 58 0 767 139 1 263 220 1 760 301 2 256 59 0 773 140 1 269 221 1 766 302 2 262...

Страница 114: ... 540 3 721 623 4 230 375 2 710 458 3 219 541 3 728 624 4 236 376 2 716 459 3 225 542 3 734 625 4 243 377 2 722 460 3 231 543 3 740 626 4 249 378 2 728 461 3 237 544 3 746 627 4 255 379 2 734 462 3 243 545 3 752 628 4 261 380 2 741 463 3 249 546 3 758 629 4 267 381 2 747 464 3 256 547 3 764 630 4 273 382 2 753 465 3 262 548 3 770 631 4 279 383 2 759 466 3 268 549 3 777 632 4 285 384 2 765 467 3 274...

Страница 115: ...os 0 to 100 ECONOPOS EC2 P Economzr2 Act Curr Pos 0 to 100 ECON2POS ECN C Economizer Act Cmd Pos 0 to 100 ECONOCMD forcible ACTV Economizer Active YES NO ECACTIVE DISA ECON DISABLING CONDITIONS UNV 1 Econ Act Unavailable YES NO ECONUNAV UNV 2 Econ2 Act Unavailable YES NO ECN2UNAV ENTH Enth Switch Read High YES NO ENTH DBC DBC OAT Lockout YES NO DBC_STAT DEW DEW OA Dewpt Lockout YES NO DEW_STAT DDB...

Страница 116: ...a stage of mechanical cooling will be added every 30 seconds This override is intended to react to situa tions where the load rapidly increases Low Temp Cap Override L TMP If the error is less than twice Y MIN and the rate of change of error is less than 0 5 F then a mechanical stage will be re moved every 30 seconds This override is intended to quickly react to situations where the load is rapidl...

Страница 117: ...and devices See Table 103 Table 98 VFD Information Display Table Table 99 Mode Trip Helper Display Table ITEM EXPANSION RANGE UNITS CCN POINT WRITE STATUS VFDS VFD INFORMATION S VFD SUPPLY FAN VFD VFD 1 SPD VFD1 Actual Speed VFD1_SPD RPM VFD1 Actual Motor RPM VFD1RPM FREQ VFD1 Actual Motor Freq VFD1FREQ AMPS VFD1 Actual Motor Amps VFD1AMPS TORQ VFD1 Actual Motor Torque VFD1TORQ PWR VFD1 Actual Mot...

Страница 118: ...run continuously for 5 min utes with no detectable problems before the strike counter is re set to zero In addition the compressors have several diagnostics monitor ing the safety of the system which may cause a number of at tempts to be re tried before locking out the system from opera tion This feature reduces the likelihood of false alarms causing a properly working system to be shut down incor...

Страница 119: ...elative Humidity Sensor Failure No space RH functions allowed Automatic T078 Return Air Relative Humidity Sensor Fail No return air RH functions allowed Automatic T082 Space Temperature Offset Sensor Failure No space temperature offset applied Automatic T090 Circ A Discharge Press Transducer Failure Circuit shut down Automatic T091 Circ B Discharge Press Transducer Failure Circuit shut down Automa...

Страница 120: ...mit Alert only Automatic T316 OAT Below Limit Alert only Automatic T317 OAT Above Limit Alert only Automatic T335 Excess Outdoor Air Alert only Automatic A400 Hydronic Freeze Stat Trip Unit in emergency mode Automatic A404 Fire Shut Down Emergency Mode fire smoke Unit shut down Automatic A405 Evacuation Emergency Mode Run evacuation mode Automatic A406 Pressurization Emergency Mode Run pressurizat...

Страница 121: ...sor circuit breaker is tripped incorrect control wiring or incorrect compressor wiring 2 If the compressor starts verify that the indoor and outdoor fans are operating properly A620 Economizer 2 Actuator Out of Calibration Alarm only Automatic A621 Economizer 2 Actuator Comm Failure No IGV functions Automatic T622 Economizer 2 Actuator Control Range Increased Alert only Automatic A623 Econ2 Overlo...

Страница 122: ...e recorded on any previous high pressure switch trip the upper horizontal portion of the compressor operating envelope see Fig 18 is lowered 0 4 F 3 psig The control will not allow the compressor operating envelope to be lowered below 153 0 F 630 psig This is done to make a rough calibration of the high pressure switch trip point In most cases this allows the control to detect a high head pressure...

Страница 123: ...ransducer Failure The associated circuit becomes disabled whenever this trans ducer Pressures REF P SP A SP B fails Recovery from this alert is automatic Reason for error is either a faulty sensor wiring error or damaged input on the MBB control board T110 Circuit A Loss of Charge T111 Circuit B Loss of Charge Alert codes 110 and 111 are for circuits A and B respectively These alerts occur when al...

Страница 124: ...t are off at the time of the alert To prevent nuisance alerts P126 and P127 show up in the alarm history and locally at the display but are never broadcast to the network To recover from these alerts both a 10 minute hold off timer and saturated condensing temperature returning under the compressor envelope must occur If recovery occurs staging will be allowed on the circuit once again Again a str...

Страница 125: ...led until communication with the sup ply fan VFD is re established Recovery is automatic Reason for failure may be incorrect wiring power loss to the VFD or damage to the RS 485 drivers on the LEN bus T176 Exhaust Fan VFD Communication Failure The exhaust fan is disabled until communication with the ex haust fan VFD is re established Recovery is automatic Rea son for failure may be incorrect wirin...

Страница 126: ... reset T310 Supply Duct Pressure Below Limit If the unit is a VAV unit with a supply duct pressure sensor and the measured supply duct static pressure Pressures AIR P SP is below the configurable SP Low Alert Limit Configura tion ALLM SP L for 5 minutes then the alert will occur The unit will continue to run and the alert will automatically reset T311 Supply Duct Pressure Above Limit If the unit i...

Страница 127: ...If Y2 is on and Y1 is off then this alert condition is initiated The control continues as if both Y1 and Y2 were requested Alert recovery will not occur until Y1 is seen This handles some conditions of an incorrectly wired thermostat and may prevent multiple alerts and recoveries from clogging the alarm histories T422 Thermostat W2 Input On without W1 On If W2 is on and W1 is off then this alert c...

Страница 128: ...ide Economizing When It Should Not When the control detects a stuck or jammed actuator it will compare the stuck position to the command position to log ad ditional alerts If the stuck position commanded position the alert is set T617 Econ 1 Outside Damper Stuck Or Jammed The actuator is no longer moving and the actual position is greater than or less than E GAP of the commanded position for E TMR...

Страница 129: ...marized in Table 109 The optional or accessory CEM is used to accept inputs for additional sensors or control sequence switches including Smoke control mode field switches VAV supply air set point reset using an external 4 to 20 mA signal Outdoor air CO2 sensor Space return and or outdoor air relative humidity sensors IAQ function discrete switch Demand limit sequence proportional signals or discr...

Страница 130: ...130 Fig 19 Typical Power Schematic Sizes 040 075 Shown ...

Страница 131: ...131 Fig 20 Main Base Board Input Output Connections ...

Страница 132: ...132 Fig 21 RXB EXB CEM SCB Input Output Connections ...

Страница 133: ...133 Fig 22 Typical Gas Heat Unit Control Wiring 48P030 100 Units Shown ...

Страница 134: ...134 Fig 23 Typical Electric Heat Wiring 50P030 100 Units Shown ...

Страница 135: ...135 Fig 24 Typical Power Wiring 115 V ...

Страница 136: ...136 Fig 25 Typical Gas Heat Section Size 030 050 Units Shown ...

Страница 137: ... L1 CM RT FU C BM IGC2 1 2 3 J1 FAN LOGIC SAFETY LOGIC HV TRAN GVR J2 BLU BLU BLU W IFO 5 AMP G R RS RS LS LS CS CS GV GV FS C BLU PNK ORN LS1 1 3 RED D E R D E R GRA BLK BLK BLK BLU RED RED GRA PNK BLU ORN RS2 1 3 HIGH HEAT ONLY RS1 1 3 HI MP C MGV2 ORN YEL BLK VIO BLK PL33 4 PL33 5 BLK WHT VIO ORN ORN PS1 NO C BRN VIO VIO ORN 7 8 SC30 1 2 3 4 5 6 9 10 11 12 13 14 3 4 5 6 7 8 1 2 TR1 BLK WHT BLU ...

Страница 138: ...138 Fig 27 Component Arrangement Size 030 035 Units ...

Страница 139: ...139 Fig 28 Component Arrangement Size 040 075 Units ...

Страница 140: ...140 Fig 29 Component Arrangement Size 090 100 Units ...

Страница 141: ...Operating Network LS Limit Switch MBB Main Base Board MGV Main Gas Valve MLV Minimum Load Valve MM Motormaster MMF MotorMaster V Fuses MMR MotorMaster V Relay MMV MotorMaster V Control MP Communications MSP Motor Starter Protector NEC National Electrical Code OA Outdoor Air OAQ Outdoor Air Quality OAT Outdoor Air Thermostat OD Outdoor OFC Outdoor Fan Contactor OFM Outdoor Fan Motor OL Overload OPT...

Страница 142: ...ermistor Transducer 0 5 V AN2 J8 24 26 SP_A Suction Pressure Circuit A Thermistor Transducer 0 5 V AN3 J8 15 17 SP_B Suction Pressure Circuit B Thermistor Transducer 0 5 V AN4 J8 18 20 RAT Return Air Temperature Thermistor AN5 J8 9 10 SA_TEMP Supply Air Temperature Thermistor AN6 J8 11 12 OAT Outside Air Temperature Thermistor AN7 J8 13 14 SPT Space Temperature Thermistor AN8 J8 1 2 SPTO Space Tem...

Страница 143: ...pply Duct Pressure Transducer 4 20 mA AN2 J5 4 6 CCT DTA1 RGTA Not Used Air Temp Leaving Evaporator Coil Compressor A1 Disch Temp Suction Gas Temp Circuit A Thermistor Thermistor Thermistor AN3 AN4 AN5 AN6 J6 1 2 J6 3 4 J6 5 6 J6 7 8 OUTPUTS Not Used Not Used 4 to 20 mA AO1 J9 1 2 ACT_CMD PE_1_POS PE_2_POS ECONOPOS ECON2POS HYDV_POS STHUM_POS BELIMO ACTUATORS Power Exhaust 1 Position Power Exhaust...

Страница 144: ... Air Temp 1 Thermistor Transducer 0 5 V AN2 J5 4 6 LAT2SGAS Supply Air Temp 2 Thermistor Transducer 0 5 V AN3 J5 7 9 LAT3SGAS Supply Air Temp 3 Thermistor Transducer 0 5 V AN4 J5 10 12 Not Used Thermistor Transducer 0 5 V AN5 J5 13 15 Not Used Thermistor Transducer 0 5 V AN8 J6 1 3 Not Used Thermistor Transducer 0 5 V AN7 J6 4 6 Not Used Thermistor Transducer 0 5 V AN6 J6 7 9 Not Used Thermistor A...

Страница 145: ...6 J5 5 6 J5 7 8 J5 9 10 J5 11 12 POINT NAME POINT DESCRIPTION TYPE OF I O I O POINT NAME CONNECTOR PIN NO INPUTS CSB_A3 Compressor A3 Feedback Digital Input DIG1 J9 10 12 CSB_B3 Compressor B3 Feedback Digital Input DIG2 J9 7 9 Not Used Not Used Digital Input DIG3 J9 4 6 Not Used Not Used Digital Input DIG4 J9 1 3 OUTPUTS Not Used Not Used Relay RLY1 J6 1 2 Not Used Not Used Relay RLY2 J6 3 4 Not U...

Страница 146: ... Thermistor Input T55 2 Space Sensor COM Thermistor Input T55 3 Space Sensor Offset Switch Thermistor Input HUM1 Humidifier Output Contact maximum 24 vac 3 A HUM2 Humidifier Output Contact maximum 24 vac 3 A CCN Communication COM CCN Common Communication CCN Communication SHIELD Ground Ground LEN Local Equipment Network Communication CCN Carrier Comfort Network Communication TB202 FIELD CONNECTION...

Страница 147: ... box section behind an access door The P Series units use ABB VFDs The VFDs communicate to the ComfortLink MBB over the local equipment network LEN The VFD speed is controlled directly by the Com fortLink controls over the LEN The interface wiring for the VFDs is shown in Fig 35 and the terminal designations are shown in Table 116 The VFD has a keypad display panel that can be used for service dia...

Страница 148: ...ORS AND PRESSURE TRANSDUCERS The unit is equipped with several thermistors for measurement of temperatures The thermistors are summarized in Table 117 The units have two pressure transducers that are connected to the low side of the system These two pressure transducers measure the low side pressure and are used for low pressure protection and coil freeze protection The units also have two pressur...

Страница 149: ...ENSORS The ComfortLink controls support 5 different changeover sys tems for the economizer These are Outdoor enthalpy switch Outdoor air dry bulb SENSOR DESCRIPTION AND LOCATION PART NO Thermistors CCT Cooling Coil Thermistor input Provided with factory option hydronic heat Located on face of the hydronic heating coil Consists of 4 thermistors wired into a 2x2 array HH79NZ039 4 LST Limit Switch Th...

Страница 150: ...sired See Fig 37 The communication bus wiring is a shielded 3 conductor cable with drain wire and is field supplied and in stalled See the Installation Instructions for wiring information The system elements are connected to the communication bus in a daisy chain arrangement The positive pin of each system element communication connector must be wired to the posi tive pins of the system elements o...

Страница 151: ...r be marked on the unit prior to disas sembly This will allow proper replacement of the top cover onto the unit and prevent rainwater from leaking into the unit Fig 38 Door Latch NETWORK OPTIONS REMOTE CCN SITE AUTODIAL GATEWAY NON CARRIER HVAC EQUIPMENT TERMINAL SYSTEM MANAGER TCU ROOFTOP UNIT DAV AIR TERMINAL TCU TCU DAV AIR TERMINAL AIR DISTRIBUTION DIGITAL AIR VOLUME CONTROL DAV DAV FAN POWERE...

Страница 152: ...each side of the unit POWER EXHAUST MOTORS PULLEYS AND BELTS Access to these components is through the door below the side economizer hoods on both sides of the unit See Fig 40 Fig 40 Modulating Power Exhaust Motor Access Both Sides RETURN AIR FILTERS Access to these filters is through the door marked FILTER SECTION UNIT CONTROL BOX Access to this component is through the doors marked ELEC TRICAL ...

Страница 153: ...l Modulating Gas Units FLUE GAS PASSAGEWAYS 48P ONLY The flue collector box and heat exchanger cells may be in spected by removing heat exchanger access panel flue box cover and main burner assembly Fig 45 and 46 If cleaning is required remove heat exchanger baffles and clean tubes with a wire brush Use caution with ceramic heat exchanger baffles When install ing retaining clip be sure the center ...

Страница 154: ... condenser fans and motors 25 OUTDOOR AIR DAMPER Access to adjust the damper is through the hoods Remove fil ters to gain access into unit to adjust linkage arms MODULATING POWER EXHAUST DAMPER MOTOR The modulating power exhaust damper motor is located in the return air end of the unit The motor is accessed through the small door below the side economizer hoods on the left side of the unit See Fig...

Страница 155: ... are properly aligned the straightedge should be parallel to the belts If they are not parallel check that the motor shaft and fan shaft are parallel If they are not adjust the motor plate adjusting bolts until they are After verifying that the shafts are parallel loosen the setscrews on the motor pulley Move pulley on the shaft until the pulleys are parallel To move the sheave on the shaft loosen...

Страница 156: ...ing each season as operating conditions may require MICROCHANNEL HEAT EXCHANGER MCHX CONDENSER COIL MAINTENANCE AND CLEANING RECOMMENDATIONS Routine cleaning of coil surfaces is essential to maintain proper operation of the unit Elimination of contamination and remov al of harmful residues will greatly increase the life of the coil and extend the life of the unit The following steps should be take...

Страница 157: ...t controls the flow of refrigerant to the evapo rator coils Refrigeration Circuits LEAK TESTING Units are shipped with a full operating charge of R 410A see unit nameplate If there is no pressure in the system introduce enough nitrogen to search for the leak Repair the leak using good refrigeration practices After leaks are repaired system must be evacuated and dehydrated using methods described i...

Страница 158: ... Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F a48 8518 30 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Temper...

Страница 159: ...10 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 30 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Temp...

Страница 160: ...utdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F a48 8522 35 Ton STD CAP MCHX CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Tem...

Страница 161: ...0 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 40 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air ...

Страница 162: ...10 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 40 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Ai...

Страница 163: ... 110 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 50 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Tem...

Страница 164: ...05 110 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 50 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoo...

Страница 165: ...0 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 55 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Temper...

Страница 166: ...05 110 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 55 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoo...

Страница 167: ...5 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 60 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Temperatur...

Страница 168: ... 105 110 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60F SST 30 F 60 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor ...

Страница 169: ...0 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 70 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air ...

Страница 170: ...05 110 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 70 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoo...

Страница 171: ...10 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60F SST 30 F 75 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Tem...

Страница 172: ...10 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 75 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air T...

Страница 173: ...0 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 90 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air Tem...

Страница 174: ...05 110 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 90 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoo...

Страница 175: ...10 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30F 100 Ton STD CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor Air...

Страница 176: ...0 105 110 115 120 Outdoor Air Temperature deg F Saturated Discharge Temperature deg F Reduce Charge if Above Curve Add Charge if Below Curve SST 45 F SST 60 F SST 30 F 100 Ton HIGH CAP CIRCUIT B Charging Chart All Compressors on a Circuit Must be Operating All Outdoor Fans Must be Operating 85 90 95 100 105 110 115 120 125 130 135 140 145 150 55 60 65 70 75 80 85 90 95 100 105 110 115 120 Outdoor ...

Страница 177: ...mplete Gas System Adjustment 48P Only TWO STAGE GAS VALVE ADJUSTMENT The gas valve opens and closes in response to the unit control When power is supplied to valve terminals D1 and C2 the main valve opens to its preset position The regular factory setting is stamped on the valve body 3 3 in wg To adjust regulator 1 Set thermostat at setting for no call for heat 2 Switch main gas valve to OFF posit...

Страница 178: ...the solenoid valve and a closed service valve Remove refrigerant immedi ately from the section or attach a hose for relief Protective Devices COMPRESSOR PROTECTION Overcurrent Each compressor has one manual reset calibrated trip magnet ic circuit breaker Do not bypass connections or increase the size of the circuit breaker to correct trouble Determine the cause and correct it before resetting the ...

Страница 179: ...must then be manually reset by power down and power up of the unit LIMIT SWITCH THERMISTOR Staged Gas Unit Only The limit switch thermistor is a factory installed component It is located next to the lower limit switch The limit switch thermistor senses temperature at limit switch location and pre vents the limit from tripping while the unit is operating at low airflow PRESSURE SWITCH Modulating Ga...

Страница 180: ...ECONFORC 80 115 DISA SFON Supply Fan Not On 30s YES NO SFONSTAT 80 115 DISA CLOF Cool Mode Not In Effect YES NO COOL_OFF 80 115 DISA OAQL OAQ Lockout in Effect YES NO OAQLOCKD 80 115 DISA HELD Econ Recovery Hold Off YES NO ECONHELD 80 115 DISA DH DS Dehumid Disabled Econ YES NO DHDISABL 80 115 O AIR OUTSIDE AIR INFORMATION 80 115 O AIR OAT Outside Air Temperature dF OAT forcible 80 115 O AIR OA RH...

Страница 181: ...End OCHT_END 52 62 117 OC H S Occupied Heat Mode Start OCHTSTRT 52 62 117 UN H E Unoccup Heat Mode End UCHT_END 52 62 117 UN H S Unoccup Heat Mode Start UCHTSTRT 52 62 117 HVAC ascii string spelling out the hvac modes string 52 62 117 LINK CCN LINKAGE MODE Linkage Active CCN ON OFF MODELINK 118 L Z T Linkage Zone Control Tmp dF LZT 118 L C SP Linkage Curr Cool Setpt dF LCSP 118 L H SP Linkage Curr...

Страница 182: ...P Act 2 Control Angle read only BP2_CANG 36 BP2 M BP 2 Actuator Max Pos 0 100 BP2SETMX 37 HTC C Ht Coil Command Position 0 100 HTCLACTC 37 HT CL Heating Coil Act Cal Cmd YES NO HCOILCAL 37 HTC A Heat Coil Act Ctl Angle read only HTCLCANG 37 HMD C Humidifier Command Pos 0 100 HUMD_TST 37 HM CL Humidifier Act Cal Cmd YES NO HUMIDCAL 37 HMD A Humidifier Act Ctrl Ang read only HUMDCANG 37 HMZR TEST HU...

Страница 183: ...g Tmp dF SCTB SST B Cir B Sat Suction Temp dF SSTB RGT A Suction Gas Temp Circ A dF RGTA DT A1 A1 Discharge Temperature dF DTA1 ITEM EXPANSION RANGE UNITS CCN POINT WRITE STATUS AIR P AIR PRESSURES SP Static Pressure H2O SP BP Building Pressure H2O BP REF P REFRIGERANT PRESSURES DP A Cir A Discharge Pressure PSIG DP_A SP A Cir A Suction Pressure PSIG SP_A DP B Cir B Discharge Pressure PSIG DP_B SP...

Страница 184: ...rmostat Y1 Input ON OFF Y1 forcible Y2 Thermostat Y2 Input ON OFF Y2 forcible FIRE FIRE SMOKE INPUTS FSD Fire Shutdown Input ALRM NORM FSD forcible PRES Pressurization Input ALRM NORM PRES forcible EVAC Evacuation Input ALRM NORM EVAC forcible PURG Smoke Purge Input ALRM NORM PURG forcible REL H RELATIVE HUMIDITY OA RH Outside Air Rel Humidity OARH forcible OA EN Outdoor Air Enthalpy OAE OA DP Out...

Страница 185: ...denser EXV Position 0 100 COND_EXV B EXV Bypass EXV Position 0 100 BYP_EXV HEAT HEATING HT 1 Heat Relay 1 ON OFF HS1 H1 CP Modulating Heat Capacity 0 100 HTMG_CAP HT 2 Heat Relay 2 ON OFF HS2 HT 3 Relay 3 W1 Gas Valve 2 ON OFF HS3 HT 4 Relay 4 W2 Gas Valve 2 ON OFF HS4 HT 5 Relay 5 W1 Gas Valve 3 ON OFF HS5 HT 6 Relay 6 W2 Gas Valve 3 ON OFF HS6 H I R Heat Interlock Relay ON OFF HIR forcible HTC P...

Страница 186: ...1 CSB A1 Feedback Alarm Enable Disable CSB_A1EN Enable 48 CS A2 CSB A2 Feedback Alarm Enable Disable CSB_A2EN Enable 48 CS A3 CSB A3 Feedback Alarm Enable Disable CSB_A3EN Enable 48 CS B1 CSB B1 Feedback Alarm Enable Disable CSB_B1EN Enable 48 CS B2 CSB B2 Feedback Alarm Enable Disable CSB_B2EN Enable 48 CS B3 CSB B3 Feedback Alarm Enable Disable CSB_B3EN Enable 48 Z GN Capacity Threshold Adjst 0 ...

Страница 187: ... S PID SP D Static Pressure Derv Gain 0 to 5 STATP_DG 0 3 70 71 ECON ECONOMIZER CONFIGURATION EC EN Economizer Installed Yes No ECON_ENA Yes 34 75 76 EC2 E Econ Act 2 Installed Yes No ECON_TWO No 34 75 76 EC MN Economizer Min Position 0 to 100 ECONOMIN 5 34 75 76 79 125 EC MX Economizer Max Position 0 to 100 ECONOMAX 98 34 56 75 76 E TRM Economzr Trim For SumZ Yes No ECONTRIM Yes 34 54 75 76 E SEL...

Страница 188: ...P MX VFD Maximum Speed 50 to 100 BLDGPMAX 100 34 35 81 B V A BP 1M BP 1 Actuator Max Pos 85 to 100 BP1SETMX 100 34 81 B V A BP 2M BP 2 Actuator Max Pos 85 to 100 BP2SETMX 100 34 81 B V A BP CL BP Hi Cap VFD Clamp Val 5 to 25 BLDGCLMP 10 34 81 FAN T FAN TRACKING CONFIG FAN T FT CF Fan Track Learn Enable Yes No DCFM_CFG No 35 82 FAN T FT TM Fan Track Learn Rate 5 60 min DCFMRATE 15 35 81 FAN T FT ST...

Страница 189: ...ON DAQ PPM Fan On Setpoint 0 to 2000 DAQFNON 400 86 AQ SP IAQ R Diff AQ Responsiveness 5 to 5 IAQREACT 0 86 87 AQ SP OAQ L OAQ Lockout Value 0 to 2000 OAQLOCK 0 86 AQ SP OAQ U User Determined OAQ 0 to 5000 OAQ_USER 400 86 AQ S R AIR QUALITY SENSOR RANGE AQ S R IQ R L IAQ Low Reference 0 to 5000 IAQREFL 0 86 AQ S R IQ R H IAQ High Reference 0 to 5000 IAQREFH 2000 86 AQ S R OQ R L OAQ Low Reference ...

Страница 190: ...HL 0 94 95 O RH H OARH high alert limit 0 100 ORHH 100 94 95 SP L SP low alert limit 0 5 H2O SPL 0 94 95 SP H SP high alert limit 0 5 H2O SPH 2 94 95 BP L BP lo alert limit 0 25 0 25 H2O BPL 0 25 94 95 BP H BP high alert limit 0 25 0 25 H2O BPH 0 25 94 95 IAQ H IAQ high alert limit 0 5000 IAQH 1200 94 95 TRIM SENSOR TRIM CONFIG SAT T Air Temp Lvg SF Trim 10 to 10 F SAT_TRIM 0 95 96 RAT T RAT Trim ...

Страница 191: ...NT DEFAULT PAGE NO TIME TIME OF DAY HH MM Hour and Minute 00 00 TIME 100 101 DATE MONTH DATE DAY AND YEAR MNTH Month of Year multi text strings MOY 100 101 DOM Day of Month 0 31 DOM 100 101 DAY Day of Week multi text strings DOWDISP 100 101 YEAR Year e g 2003 YOCDISP 100 101 SCH L LOCAL TIME SCHEDULE PER 1 PERIOD 1 100 101 PER 1 DAYS DAY FLAGS FOR PERIOD 1 Period 1 only 100 101 PER 1 DAYS MON Mond...

Страница 192: ... DCV DCV Resetting Min Pos ON OFF MODEADCV SA R Supply Air Reset ON OFF MODESARS DMD L Demand Limit in Effect ON OFF MODEDMLT T C ST Temp Compensated Start ON OFF MODETCST IAQ P IAQ Pre Occ Purge Active ON OFF MODEIQPG LINK Linkage Active CCN ON OFF MODELINK LOCK Mech Cooling Locked Out ON OFF MODELOCK H NUM HVAC Mode Numerical Form number MODEHVAC ITEM EXPANSION RANGE UNITS CCN POINT WRITE STATUS...

Страница 193: ...Pressure PSIG DP_A Cir A Suction Pressure PSIG SP_A Cir A Sat Condensing Tmp dF SCTA Cir A Sat Suction Temp dF SSTA A1 Discharge Temperature dF DTA1 Suction Gas Temp Circ A dF RGTA Compressor A1 Relay CMPA1 Compressor A2 Relay CMPA2 Compressor A3 Relay CMPA3 Compressor A1 Feedback CSB_A1 Compressor A2 Feedback CSB_A2 Compressor A3 Feedback CSB_A3 Circ A High Press Switch CIRCAHPS COOL_B Current Co...

Страница 194: ...NERIC 20 points dependent upon the configura tion of the generics table in the Service Config section on page 190 HEATING HVAC Mode ascii text strings Control Mode ascii text strings Heat Control Type ascii text strings Re Heat Control Type ascii text strings Heating Mode ascii text strings Requested Heat Stage HT_STAGE Ht Coil Act Current Pos HTCLRPOS Heating Control Point dF HEATCPNT Heat Relay ...

Страница 195: ...r A Sat Suction Temp dF SSTA Cir B Sat Suction Temp dF SSTB TSTAT Control Mode ascii text strings Thermostat Y1 Input On Off Y1 forcible Thermostat Y2 Input On Off Y2 forcible Thermostat W1 Input On Off W1 forcible Thermostat W2 Input On Off W2 forcible Thermostat G Input On Off G forcible UINPUTS Filter Status Input Dirty Clean FLTS forcible Fan request from IGC On Off IGCFAN Fire Shutdown Input ...

Страница 196: ... Economizer Act Curr Pos 0 100 ECONOPOS Economzr 2 Act Curr Pos 0 100 ECON2POS Economizer Act Cmd Pos 0 100 ECONOCMD forcible Economzr 2 Act Curr Pos 0 100 ECN2RPOS Econ Command Position 0 100 ECN2CPOS Humidifer Act Curr Pos 0 100 HUMDRPOS Humidifier Command Pos 0 100 HUMDCPOS Ht Coil Act Current Pos 0 100 HTCLRPOS Ht Coil Command Position 0 100 HTCLCPOS BP 1 Actuator Curr Pos 0 100 BP1_RPOS BP 1 ...

Страница 197: ...FD2_DI4 VFD2 DI5 State Open Close VFD2_DI5 VFD2 DI6 State Open Close VFD2_DI6 VFD2 AI1 of range VFD2_AI1 VFD2 AI2 of range VFD2_AI2 TABLE DISPLAY NAME RANGE UNITS POINT NAME DEFAULT SET_PNT Occupied Heat Setpoint 40 99 dF OHSP 68 Occupied Cool Setpoint 40 99 dF OCSP 75 Unoccupied Heat Setpoint 40 99 dF UHSP 55 Unoccupied Cool Setpoint 40 110 dF UCSP 90 Heat Cool Setpoint Gap 2 10 deltaF HCSP_GAP 5...

Страница 198: ...ECON_SN1 0 Econ Serial Number 2 0 to 6 ECON_SN2 0 Econ Serial Number 3 0 to 9999 ECON_SN3 0 Econ Serial Number 4 0 to 254 ECON_SN4 0 Econ Ctrl Angle Lo Limit ECONCALM Econ 2 Serial Number 1 0 to 9999 ECN2_SN1 0 Econ 2 Serial Number 2 0 to 6 ECN2_SN2 0 Econ 2 Serial Number 3 0 to 9999 ECN2_SN3 0 Econ 2 Serial Number 4 0 to 254 ECN2_SN4 0 Econ 2 Ctrl Angle Lo Limit ECN2CALM Humd Serial Number 1 0 to...

Страница 199: ... 25 to 0 25 H2O BPSP 0 05 BP Setpoint Offset 0 to 0 5 H2O BPSO 0 05 Power Exhaust On Setp 1 0 to 100 PES1 25 Power Exhaust On Setp 2 0 to 100 PES2 75 VFD Act Fire Speed Pos 0 to 100 BLDGPFSO 100 VFD Act Min Speed Pos 0 to 100 BLDGPMIN 10 VFD Maximum Speed 0 to 100 BLDGPMAX 100 BP 1 Actuator Max Pos 85 to 100 BP1SETMX 100 BP 2 Actuator Max Pos 85 to 100 BP2SETMX 100 BP Hi Cap VFD Clamp Val 5 to 25 ...

Страница 200: ...l Reduction OAT dF DSREDOAT Dig Scroll Max Only OAT dF DSMAXOAT Min Load Valve Enable Enable Disable MLV_ENAB Hi SST Alert Delay Time 5 to 30 min HSSTTIME 10 Rev Rotation Verified Yes No REVR_VER Use CSBs for HPS Detect Yes No CSBHPDET DEHU Dehumidification Config 0 3 DHSELECT 0 Dehumidification Sensor 1 3 DHSENSOR 1 Econ disable in DH mode Yes No DHECONEN No Vent Reheat Setpt Select 0 1 DHVHTCFG ...

Страница 201: ...o 20000 CFM OACFMMIN 0 Econ Min Flow Deadband 200 to 1000 CFM OACFM_DB 400 Economizer Prop Gain 0 7 to 3 0 EC_PGAIN 1 Economizer Range Adjust 0 5 to 5 F EC_RANGE 2 5 Economizer Speed Adjust 0 1 to 10 EC_SPEED 0 75 Economizer Deadband 0 1 to 2 F EC_DBAND 0 5 Unoc Econ Free Cool Cfg 0 2 UEFC_CFG 0 Unoc Econ Free Cool Time 0 720 min UEFCTIME 120 Un Ec Free Cool OAT Lock 40 70 dF UEFCNTLO 50 Econ Seri...

Страница 202: ...4 0 to 254 HUMD_SN4 0 Humd Ctrl Angle Lo Limit 0 90 HUMDCALM 85 IAQ_ Economizer Min Position 0 to 100 ECONOMIN 5 IAQ Demand Vent Min Pos 0 to 100 IAQMINP 0 Economizer Min Flow 0 to 20000 CFM OACFMMAX 2000 IAQ Demand Vent Min Flow 0 to 20000 CFM OACFMMIN 0 Econ Min Flow Deadband 200 to 1000 CFM OACFM_DB 400 IAQ Analog Sensor Config 0 to 4 IAQANCFG 0 IAQ 4 20 ma Fan Config 0 to 2 IAQANFAN 0 IAQ Disc...

Страница 203: ...mt Sw 2 Off Open Close DMD_SW2L Open IAQ Disc Input Low Open Close IAQINLOG Open Fire Shutdown Off Open Close FSDLOGIC Open Press Switch Off Open Close PRESLOGC Open Evacuation Sw Off Open Close EVACLOGC Open Smoke Purge Sw Off Open Close PURGLOGC Open Dehumidify Sw Off Open Close DHDISCLG Open T24_CFG Economizer Installed Yes No ECON_ENA Yes Econ Act 2 Installed Yes No ECON_TWO No SAT Settling Ti...

Страница 204: ...ig 0 to 3 RMTINCFG 0 CEM Module Installed Yes No CEM_BRD No Temp Cmp Strt Cool Factr 0 60 min TCSTCOOL 0 Temp Cmp Strt Heat Factr 0 60 min TCSTHEAT 0 Fan fail shuts down unit Yes No SFS_SHUT No Fan Stat Monitoring Type 0 2 SFS_MON 0 VAV Unocc Fan Retry time 0 720 min SAMPMINS 50 50 Hertz Unit Yes No UNIT_HZ No MAT Calc Config Type 0 2 MAT_SEL 1 Reset MAT Table Entries Yes No MATRESET No MAT Outsid...

Страница 205: ...t Name 8 CHAR ASCII POINT_01 Target Point Name 8 CHAR ASCII POINT_02 Target Point Name 8 CHAR ASCII POINT_03 Target Point Name 8 CHAR ASCII POINT_04 Target Point Name 8 CHAR ASCII POINT_05 Target Point Name 8 CHAR ASCII POINT_06 Target Point Name 8 CHAR ASCII POINT_07 Target Point Name 8 CHAR ASCII POINT_08 Target Point Name 8 CHAR ASCII POINT_09 Target Point Name 8 CHAR ASCII POINT_10 Target Poin...

Страница 206: ...A1STR Enable Compressor A1 Enable Disable CMPA1ENA config Compressor A2 Relay On Off CMPA2 Compressor A2 Feedback On Off CSB_A2 Curr Sens Brd A2 Status ascii CSBA2ASC CSB A2 Feedback Alarm Enable Disable CSB_A2EN config Comp A2 Locked Out Yes No CMPA2LOK Compressor A2 Strikes CMPA2STR Enable Compressor A2 Enable Disable CMPA2ENA config Compressor A3 Relay On Off CMPA3 Compressor A3Feedback On Off ...

Страница 207: ...Pos ECONOCMD forcible Economizer Act Curr Pos ECONOPOS Economzr 2 Act Curr Pos ECON2POS Econo Current Min Pos ECMINPOS Econo Current Min CFM CFM ECMINCFM Outside Air CFM CFM OACFM Diff Air Quality in PPM DAQ IAQ Min Pos Override IAQMINOV forcible Econ Remote 10K Pot Val ECON_POT forcible IAQ PPM Return CO2 IAQ forcible OAQ PPM Return CO2 OAQ forcible IAQ Discrete Input IAQIN forcible IAQ Demand Ve...

Страница 208: ...an Relay SFAN Economizer Act Cmd Pos ECONOCMD forcible Economizer Act Curr Pos ECONOPOS Economzr 2 Act Curr Pos ECON2POS Evaporator Discharge Tmp dF EDT Economizer Control Point dF ECONCPNT EDT Trend in degF minute F EDTTREND Economizer Prop Gain EC_PGAIN config Economizer Range Adjust F EC_RANGE config Economizer Speed Adjust EC_SPEED config Economizer Deadband F EC_DBAND config Economizer Timer ...

Страница 209: ...Next Unoccupied Day LNEXTUOD Next Unoccupied Time LNEXTUNC Last Unoccupied Day LLASTUOD Last Unoccupied Time LLASTUNC MILLIAMP IAQ milliamps ma IAQ_MA OAQ milliamps ma OAQ_MA SP Reset milliamps ma SPRST_MA 4 20 ma Demand Signal ma DMDLMTMA forcible EDT Reset milliamps ma EDTRESMA OARH milliamps ma OARH_MA SPRH milliamps ma SPRH_MA RARH milliamps ma RARH_MA SACFM milliamps ma SACFM_MA RACFM milliam...

Страница 210: ...ck Initial DCFM CFM DCFMSTRT config Fan Track Max Clamp CFM DCFM_MAX config Fan Track Max Correction CFM DCFM_ADJ config Fan Track Internl EEPROM CFM DCFM_OFF config Fan Track Reset Internal DCFMRSET config Fan Track Internal RAM CFM DCFM_RAM Fan Track Control D CFM CFM DELTACFM PRESDUCT Static Pressure H2O SP Supply Fan Commanded SFAN_VFD Economzr 2 Act Curr Pos ECN2RPOS Econ Command Position ECN...

Страница 211: ...e SUBRISE Rise Per Percent Capacity RISE_PCT Cap Deadband Subtracting Y_MINUS Cap Deadband Adding Y_PLUS Cap Threshold Subtracting Z_MINUS Cap Threshold Adding Z_PLUS High Temp Cap Override On Off HI_TEMP Low Temp Cap Override On Off LOW_TEMP Pull Down Cap Override On Off PULLDOWN Slow Change Cap Override On Off SLO_CHNG SYSTEM Reset All Current Alarms Yes No ALRESET config Reset Alarm History Yes...

Страница 212: ...d YES NO ECON2CAL Econ2 Act Control Angle read only ECN2CANG BP 1 Command Position 0 100 BLDG1TST BP 1 Actuator Cal Cmd YES NO BLDG1CAL BP Act 1 Control Angle read only BP1_CANG BP 1 Actuator Max Pos 0 100 BP1SETMX BP 2 Command Position 0 100 BLDG2TST BP 2 Actuator Cal Cmd YES NO BLDG2CAL BP Act 2 Control Angle read only BP2_CANG BP 2 Actuator Max Pos 0 100 BP2SETMX Ht Coil Command Position 0 100 ...

Страница 213: ...brate ON OFF CEXV_CAL Bypass EXV Calibrate ON OFF BEXV_CAL TESTINDP Humidifier Relay ON OFF HUMR_TST Remote Alarm Aux Relay ON OFF ALRM_TST VERSIONS MBB CESR131461 ascii version MBB_SW RXB CESR131465 ascii version RXB_SW EXB CESR131465 ascii version EXB_SW CXB CESR131173 ascii version CXB_SW SCB CESR131226 ascii version SXB_SW CEM CESR131174 ascii version CEM_SW EXV CESR131172 ascii version EXV_SW...

Страница 214: ... 36 50 100 035 0 38 50 100 STAGE SEQUENCE 0 1 2 COMP Compressor Status A1 OFF ON ON B1 OFF OFF ON UNIT Capacity 48 50P 030 0 25 to 50 75 to 100 035 0 25 to 50 75 to 100 STAGE SEQUENCE 0 1 1 2 3 COMP Compressor Status A1 OFF ON ON ON ON B1 OFF OFF OFF ON ON B2 OFF OFF OFF OFF ON UNIT Capacity 48 50P 040 0 36 47 73 100 STAGE SEQUENCE 0 1 2 3 COMP Compressor Status A1 OFF ON ON ON B1 OFF OFF ON ON B2...

Страница 215: ...N A2 OFF OFF OFF OFF ON ON ON ON A3 OFF OFF OFF OFF OFF OFF ON ON B1 OFF OFF OFF ON ON ON ON ON B2 OFF OFF OFF OFF OFF ON ON ON B3 OFF OFF OFF OFF OFF OFF OFF ON UNIT Capacity 48 50P 090 0 12 17 33 50 67 83 100 100 0 11 15 33 49 67 82 100 STAGE SEQUENCE 0 1 2 3 4 5 6 COMP Compressor Status A1 OFF ON ON ON ON ON ON A2 OFF OFF OFF ON ON ON ON A3 OFF OFF OFF OFF OFF ON ON B1 OFF OFF ON ON ON ON ON B2...

Страница 216: ...e Carrier As sistant through the VFD keypad see START UP WITH THE CARRIER ASSISSTANT section or setting each of the pa rameters individually After the parameters in Table AB have been set the Com fortLink controls configure the additional parameters listed in Tables AC and AD automatically These parameter configura tions are sent to the VFD at every power up The parameters listed in Table AC have ...

Страница 217: ... VFD2NFRQ MOTOR NOM SPEED 9908 1750 rpm 1750 rpm VFD1NRPM VFD2NRPM MOTOR NOM POWER 9909 1 0 Pn Refer to motor nameplate VFD1NPWR VFD2NPWR Start Stop Dir DIRECTION 1003 FORWARD REQUEST VFD1MDIR VFD2MDIR Accel Decel ACCELER TIME 1 2202 30 0s 30 0s VFD1ACCL VFD2ACCL DECELER TIME 1 2203 30 0s 30 0s VFD1DECL VFD2DECL Motor Control SWITCHING FREQ 2606 4 kHz 8 kHz VFD1SWFQ VFD2SWFQ PARAMETER GROUP PARAME...

Страница 218: ...WORD 1 303 VFD1STAT VFD2STAT Not Available SPEED Not Available VFD1_SPD VFD2_SPD Operating Data SPEED 102 VFD1RPM VFD2RPM OUTPUT FREQ 103 VFD1FREQ VFD2FREQ CURRENT 104 VFD1AMPS VFD2AMPS TORQUE 105 VFD1TORQ VFD2TORQ POWER 106 VFD1PWR VFD2PWR DC BUS VOLTAGE 107 VFD1VDC VFD2VDC OUTPUT VOLTAGE 109 VFD1VOUT VFD2VOUT DRIVE TEMP 110 VFD1TEMP VFD2TEMP RUN TIME R 114 VFD1RUNT VFD2RUNT KWH COUNTER R 115 VFD...

Страница 219: ...ual parameters perform the following procedure 1 Select MENU SOFT KEY 2 The Main menu will be displayed 2 Use the UP or DOWN keys to highlight PARAMETERS on the display screen and press ENTER SOFT KEY 2 3 Use the UP or DOWN keys to highlight the desired parameter group and press SEL SOFT KEY 2 4 Use the UP or DOWN keys to highlight the desired parameter and press EDIT SOFT KEY 2 5 Use the UP or DO...

Страница 220: ...ed into separate tasks The user can acti vate the tasks one after the other or independently The tasks are typically done in this order Application References 1 and 2 Start Stop Control Protections Constant Speeds PID Control Low Noise Setup Panel Display Timed Functions and Outputs CHANGED PARAMETERS MODE The Changed Parameters mode is used to view and edit recent ly changed parameters on the dri...

Страница 221: ... save the configuration and return to the Clock Set menu 6 Use the UP or DOWN keys to highlight SET DATE and press SEL SOFT KEY 2 Use the UP or DOWN keys to change the day month and year Press OK SOFT KEY 2 to save the configuration and return to the Clock Set menu 7 Use the UP or DOWN keys to highlight DATE FORMAT and press SEL SOFT KEY 2 Use the UP or DOWN keys to change the parameter setting Pr...

Страница 222: ...ntenance Table AI lists the routine maintenance intervals recommended by Carrier HEAT SINK The heat sink fins accumulate dust from the cooling air Since a dusty sink is less efficient at cooling the drive overtemperature faults become more likely In a normal environment check the heat sink annually in a dusty environment check more often Check the heat sink as follows when necessary 1 Remove power...

Страница 223: ...splay window Fig D Main Fan Replacement Frame Sizes R1 R4 Fig E Main Fan Replacement Frame Sizes R5 and R6 Fig F Internal Enclosure Fan Replacement BATTERY REPLACEMENT A battery is only used in assistant control panels that have the clock function available and enabled The battery keeps the clock operating in memory during power interruptions The ex pected life for the battery is greater than ten ...

Страница 224: ...M SPEED parameters Check parameter settings for 2001 and 2002 Check adequacy of motor braking torque Check applicability of torque control Check brake chopper and resistor 25 RESERVED Not used 26 DRIVE ID Internal fault Configuration block drive ID is not valid 27 CONFIG FILE Internal configuration file has an error Contact Carrier 28 SERIAL 1 ERR Field bus communication has timed out Check fault ...

Страница 225: ...re sensors and Group 35 parameters 2011 UNDERLOAD Motor load is lower than expected This alarm warns that a Motor Underload fault trip may be near Check that the motor and drive ratings match motor is NOT undersized for the drive Check the settings on parameters 3013 to 3015 2012 MOTOR STALL Motor is operating in the stall region This alarm warns that a Motor Stall fault trip may be near 2013 AUTO...

Страница 226: ...atic pressure sensor Pressures AIR P SP fails HVAC mode Static Pres Fail OFF Else If Configured for supply fan status monitoring Configuration UNIT SFS M 1 2 and configured to shut the unit down on fan status fail Configuration UNIT SFS S YES HVAC mode Fan Status Fail OFF Else If Configured for return fan tracking Configuration BP BP CF 5 and there is a plenum pressure switch error HVAC mode Plen ...

Страница 227: ...is mode the unit will operate in cooling but will be using the economizer for free cooling Entering this mode will depend on the status of the outside air The unit can be configured for outside air changeover differential dry bulb changeover outside air enthalpy changeover differential enthalpy changeover or a custom arrangement of enthalpy dewpoint and dry bulb See the Economizer section for furt...

Страница 228: ... 2 and the arrow on the Ones 1 s switch to 5 Fig G Address Rotary Switches BACNET DEVICE INSTANCE ADDRESS The UPC Open controller also has a BACnet Device Instance address This Device Instance MUST be unique for the com plete BACnet system in which the UPC Open controller is in stalled The Device Instance is auto generated by default and is derived by adding the MAC address to the end of the Netwo...

Страница 229: ...76 8 kbps Wire the controllers on an MS TP network segment in a daisy chain configuration Wire specifications for the cable are 22 AWG American Wire Gage or 24 AWG low capacitance twisted stranded shielded copper wire The maximum length is 2000 ft Install a BT485 terminator on the first and last controller on a network segment to add bias and prevent signal distortions due to echoing See Fig H J a...

Страница 230: ... number and CCN Bus num ber The factory default settings for CCN Element and CCN Bus number are 1 and 0 respectively If modifications to the default Element and Bus number are re quired both the ComfortLink and UPC Open configurations must be changed The following configurations are used to set the CCN Address and Bus number in the ComfortLink control These configura tions can be changed using the...

Страница 231: ... 12 lb 1000 feet 17 9 kg km UL Temperature Rating SmokeGard 167 F 75 C Halar 40 F to 302 F 40 C to 150 C Voltage 300 Vac power limited Listing UL NEC CL2P or better AWG American Wire Gage CL2P Class 2 Plenum Cable DC Direct Current FEP Fluorinated Ethylene Polymer NEC National Electrical Code O D Outside Diameter TC Tinned Copper UL Underwriters Laboratories WIRING SPECIFICATIONS RECOMMENDED VENDO...

Страница 232: ...ontroller transmits data to the network segment there is an Tx LED for Ports 1 and 2 Run Lights based on controller status See Table AO Error Lights based on controller status See Table AO RUN LED ERROR LED STATUS 2 flashes per second Off Normal 2 flashes alternating with Run LED Five minute auto restart delay after system error 3 flashes then off Controller has just been formatted 1 flash per sec...

Страница 233: ...a2str_1 Compressor A3 Relay CMPA3 R 0 to 1 BV 13 cmpa3_1 Compressor A3 Run Hours HR_A3 R hr 0 to 999999 9 AV 19 hr_a3_1 Compressor A3 Starts CY_A3 R 0 to 999999 AV 20 cy_a3_1 Compressor A3 Strikes CMPA3STR R 0 to 3 AV 21 cmpa3str_1 Compressor B1 Relay CMPB1 R 0 to 1 BV 18 cmpb1_1 Compressor B1 Run Hours HR_B1 R hr 0 to 999999 9 AV 32 hr_b1_1 Compressor B1 Starts CY_B1 R 0 to 999999 AV 33 cy_b1_1 C...

Страница 234: ... 50 sfs_shut_1 Fan Mode FAN_MODE W 1 0 to 1 AV 77 fan_mode_1 Fan request from IGC IGCFAN R 0 to 1 BV 11 igcfan_1 Fan Track Control D CFM DELTACFM R CFM 20000 to 20000 AV 47 deltacfm_1 Fan Track Internal RAM DCFM_RAM W CFM 0 20000 to 20000 AV 48 dcfm_ram_1 Fan Track Max Clamp DCFM_MAX W CFM 4000 0 to 20000 AV 51 dcfm_max_1 Fan Track Max Correction DCFM_ADJ W CFM 1000 0 to 20000 AV 52 dcfm_adj_1 Fil...

Страница 235: ... RAT W dF 40 to 240 AV 135 rat_1 Slow Change Cap Override SLO_CHNG R 0 to 1 BV 86 slo_chng_1 Smoke Purge Input PURG W 0 to 1 BV 1062 smk_purg_1 Soft Stop Request SOFTSTOP W 0 to 1 BV 87 softstop_1 SP High Alert Limit SPH W 2 0 to 5 AV 73 sph_1 SP Low Alert Limit SPL W 0 0 5 to 5 AV 74 spl_1 SP Reset Limit SPRLIMIT W 0 75 0 to 2 AV 143 sprlimit_1 SP Reset Ratio SPRRATIO W 0 2 0 to 2 AV 144 sprratio...

Страница 236: ...100 AV 188 statpmax_1 VFD Minimum Speed STATPMIN W 20 0 to 100 AV 189 statpmin_1 VFD Act Fire Speed Pos BLDGPFSO W 100 0 to 100 AV 186 bldgpfso_1 VFD Act Min Speed Pos BLDGPMIN W 0 0 to 100 AV 105 bldgpmin_1 VFD1 Actual Motor Amps VFD1AMPS R A 0 to 999 AV 79 vfd1amps_1 VFD1 Actual Motor Freq VFD1FREQ R 0 to 500 AV 80 vfd1freq_1 VFD1 Actual Motor Power VFD1PWR R 150 to 150 AV 81 vfd1pwr_1 VFD1 Actu...

Страница 237: ...evice which adjusts condenser fan motor speed in response to varying liquid refrigerant pressure A properly applied Motormaster V control extends the operating range of air conditioning systems and permits operation at lower outdoor ambient temperatures Lo cation of Motormaster V device is shown in Fig M Q Fig M MMV Control Location 48 50P030 035 Units Fig N MMV Control Location 48 50P040 Units MO...

Страница 238: ...38 APPENDIX G OPTIONAL MOTORMASTER V CONTROL Fig O MMV Control Location 48 50P050 060 Units Fig P MMV Control Location 48 50P070 075 Units MOTORMASTER CONTROL MOTORMASTER A CONTROL MOTORMASTER B CONTROL ...

Страница 239: ...ce for the Motormaster V electronic control The LED light emitting diode will display the speed of the mo tor The display range will be 8 to 60 Hz The Motormaster V electronic control will start the condenser fan when the compres sor engages The control will adjust the fan speed to maintain ap proximately 320 psig Above that pressure the fan should oper ate at full speed For size 030 060 units the...

Страница 240: ...ting Press MODE to store new setting 6 Press MODE to store the new setting and also exit the PROGRAM mode To change another parameter press the MODE button again to re enter the PROGRAM mode the parameter menu will be accessed at the parameter that was last viewed or changed before exiting If the MODE but ton is pressed within two minutes of exiting the PRO GRAM mode the password is not required t...

Страница 241: ...master V transducer is attached to circuit A If circuit A compressor power is interrupted overload high pressure cutout etc the outdoor fans will operate at a reduced speed re sulting from erroneous low pressure readings This process may cause a high pressure safety cutout on circuit B compressor If only circuit B is capable of operating for a temporary period of time because of a circuit A proble...

Страница 242: ... 60 or 50 Hz 60 60 50 P28 Fixed boost 0 5 at low frequencies 0 5 0 5 0 5 P29 Accel boost 0 0 0 0 P30 Slip compensation 0 0 0 0 P31 Preset spd 1 speed if loss of control signal 57 57 47 P32 Preset spd 2 0 0 0 0 P33 Preset spd 3 0 0 0 0 P34 Preset spd 4 default R22 and R410A setpoints TB12 2 open 24 0 24 0 24 0 P35 Preset spd 5 default R134a setpoint TB12 2 closed 12 6 12 6 12 6 P36 Preset spd 6 def...

Страница 243: ...ion rate is too fast Overhauling load Check line voltage set P01 appropriately JF Serial Fault Automatic The watchdog timer has timed out indicating that the serial link has been lost Check serial connection computer Check settings for P15 Check settings in communication software to match P15 LF Low DC Bus Voltage Fault Automatic Line voltage is too low Check line voltage set P01 appropriately OF ...

Страница 244: ...ontrol 60 Hot gas bypass 99 Humidification 87 Humidi MiZer system 38 90 Humidi MiZer troubleshooting 102 HVAC modes 42 Hydronic heating control 62 Independent outputs 36 Indoor air quality control 84 Indoor air quality options 34 Integrated gas control board logic 67 Internal wiring 7 Liquid line service valve 178 Local display tables 180 Lubrication 157 Major system components 129 Mode selection ...

Страница 245: ...Disable Disable SENS SP O S Space Temp Offset Sensor Enable Disable Disable SENS SP O R Space Temp Offset Range 1 to 10 5 SENS SRH S Space Air RH Sensor Enable Disable Disable SENS RRH S Return Air RH Sensor Enable Disable Disable SENS FLT S Filter Stat Sw Enabled Enable Disable Disable COOL COOLING CONFIGURATION A1 EN Enable Compressor A1 Enable Disable Enable A2 EN Enable Compressor A2 Enable Di...

Страница 246: ...ig 0 to 20 F 10 SG CF LIM M Limit Switch Monitoring Yes No Yes SG CF SW H T Limit Switch High Temp 80 to 210 dF 170 SG CF SW L T Limit Switch Low Temp 80 to 210 dF 160 SG CF HT P Heat Control Prop Gain 0 to 1 5 1 SG CF HT D Heat Control Derv Gain 0 to 1 5 1 SG CF HT TM Heat PID Rate Config 60 to 300 sec 90 HH CF HYDRONIC HEAT CONFIGS HH CF HW P Hydronic Ctl Prop Gain 0 to 1 5 1 HH CF HW I Hydronic...

Страница 247: ...ACT C ECON ACTUATOR CONFIGS ACTC SN 1 1 Econ Serial Number 1 0 to 9999 0 ACTC SN 1 2 Econ Serial Number 2 0 to 6 0 ACTC SN 1 3 Econ Serial Number 3 0 to 9999 0 ACTC SN 1 4 Econ Serial Number 4 0 to 254 0 ACTC C A L1 Econ Ctrl Angle Lo Limit 0 to 90 85 ACTC SN 2 1 Econ 2 Serial Number 1 0 to 9999 0 ACTC SN 2 2 Econ 2 Serial Number 2 0 to 6 0 ACTC SN 2 3 Econ 2 Serial Number 3 0 to 9999 0 ACTC SN 2 ...

Страница 248: ... PID Run Rate 5 to 120 sec 10 B PID BP P Bldg Press Prop Gain 0 to 5 0 5 B PID BP I Bldg Press Integ Gain 0 to 2 0 5 B PID BP D Bldg Press Deriv Gain 0 to 5 0 3 ACT C BLDG PRES ACTUATOR CFGS ACT C BP 1 BLDG PRES ACT 1 CONFIGS ACT C BP 1 SN 1 BP 1 Serial Number 1 0 to 9999 0 ACT C BP 1 SN 2 BP 1 Serial Number 2 0 to 6 0 ACT C BP 1 SN 3 BP 1 Serial Number 3 0 to 9999 0 ACT C BP 1 SN 4 BP 1 Serial Nu...

Страница 249: ...ence 0 to 5000 0 AQ S R IQ R H IAQ High Reference 0 to 5000 2000 AQ S R OQ R L OAQ Low Reference 0 to 5000 0 AQ S R OQ R H OAQ High Reference 0 to 5000 2000 IAQ P IAQ PRE OCCUPIED PURGE IAQ P IQ PG IAQ Purge Yes No No IAQ P IQ P T IAQ Purge Duration 5 to 60 min 15 IAQ P IQ P L IAQ Purge LoTemp Min Pos 0 to 100 10 IAQ P IQ P H IAQ Purge HiTemp Min Pos 0 to 100 35 IAQ P IQ L O IAQ Purge OAT Lockout ...

Страница 250: ...F 100 SA L O EDT lo alert limit occ 40 to 245 dF 40 SA H O EDT hi alert limit occ 40 to 245 dF 100 SA L U EDT lo alert limit unocc 40 to 245 dF 40 SA H U EDT hi alert limit unocc 40 to 245 dF 100 RA L O RAT lo alert limit occ 40 to 245 dF 60 RA H O RAT hi alert limit occ 40 to 245 dF 90 RA L U RAT lo alert limit unocc 40 to 245 dF 40 RA H U RAT hi alert limit unocc 40 to 245 dF 100 OAT L OAT lo al...

Страница 251: ...Enable PASS Service Password 0000 to 9999 1111 S VFD SUPPLY FAN VFD CONFIG N VLT VFD1 Nominal Motor Volts 0 to 999 VOLTS 460 N AMP VFD1 Nominal Motor Amps 0 to 999 AMPS 55 0 N FRQ VFD1 Nominal Motor Freq 10 to 500 60 N RPM VFD1 Nominal Motor RPM 50 to 30000 1750 N PWR VFD1 Nominal Motor HPwr 0 to 500 40 M DIR VFD1 Motor Direction 0 to 1 multi text strings 0 ACCL VFD1 Acceleration Time 0 to 1800 se...

Страница 252: ...AT SUCTION DISCHARGE AND LIQUID SERVICE VALVES ON EACH CIRCUITARE OPEN VERIFY THAT CRANKCASE HEATERS HAVE BEEN ON 24 HOURS BEFORE START UP START UP ELECTRICAL SUPPLY VOLTAGE L1 L2 __________ L2 L3 __________ L3 L1 __________ COMPRESSOR AMPS COMPRESSOR NO 1 L1 __________ L2 __________ L2 _________ COMPRESSOR AMPS COMPRESSOR NO 2 L1 __________ L2 __________ L2 _________ SUPPLY FANS AMPS CV ________ ...

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Carrier Weathermaster 48P2030-100, Управление, пуск, эксплуатация, обслуживание и устранение неисправностей.

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Содержание Weathermaster 48P2030-100

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