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Содержание Omnizone 50XCW06

Страница 1: ... 1 SAFETY CONSIDERATIONS Installing starting up and servicing air conditioning components and equipment can be dangerous Only trained qualified installers and service mechanics should install start up and service this equipment When working on the equipment observe precautions in the liter ature and on tags stickers and labels attached to the equipment Follow all safety codes Wear safety glasses a...

Страница 2: ...n instructions before installing the unit Step 1 Complete Pre Installation Checks Examine unit for damage incurred during shipment File claim im mediately with transit company if damage is found Check the shipment for completeness Verify that the nameplate electrical re quirements match the available power supply DO NOT place the unit in a horizontal position that would allow oil to drain into the...

Страница 3: ...R RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q R 06 53 1 57 0 29 0 25 8 31 0 47 2 24 8 28 9 4 8 14 4 23 0 22 9 7 5 13 4 12 8 2 7 19 8 1 625 08 53 1 57 0 29 0 25 8 31 0 47 2 24 8 28 9 4 8 14 4 23 0 22 9 7 5 13 4 12 8 2 7 7 6 1 625 NOTE Dimensions are in inches SIZE SIZE ...

Страница 4: ...ECTION EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q R 12 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 10 8 4 2 12 5 13 8 8 5 13 6 2 125 14 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 10 8 4 2 12 5 13 8 8 5 13 6 2 125 ...

Страница 5: ...ECTION EVAP SECTION EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q R 12 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 25 6 10 1 12 5 13 8 8 5 13 6 2 125 14 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 25 6 10 1 12 5 13 8 8 5 13 6 2 125 ...

Страница 6: ...12 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 23 9 8 1 12 5 13 8 8 5 13 6 2 125 14 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 23 9 8 1 12 5 13 8 8 5 13 6 2 125 a50 8847 5 1 1 2 FLTR 6 8 4 FLTR E D B K M J L 6 8 2 5 R R 1 3 3 4 MPT DRAIN 9 5 1 25 POWER ENTRY 1 25 CONTROL ENTRY C AIR FLOW FILTER ACCESS BOTH SIDES WATER RETURN WATER SUPPLY A F I G H 5 4 P O N N Q Q DISCONNECT OP...

Страница 7: ...SECTION EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q R 12 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 10 8 4 2 12 5 13 8 2 7 13 6 2 125 14 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 10 8 4 2 12 5 13 8 2 7 13 6 2 125 ...

Страница 8: ...SECTION EVAP SECTION EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q R 12 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 25 6 10 1 12 5 13 8 2 7 13 6 2 125 14 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 25 6 10 1 12 5 13 8 2 7 13 6 2 125 ...

Страница 9: ...O P Q R 12 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 23 9 8 1 12 5 13 8 2 7 13 6 2 625 14 68 0 64 0 31 2 28 0 35 5 61 1 31 8 29 4 5 5 17 7 22 7 23 9 8 1 12 5 13 8 2 7 13 6 2 625 5 1 1 2 FLTR 6 8 4 FLTR E D B K M 1 2 J L 2 5 6 8 R R 3 4 MPT DRAIN 9 5 1 25 POWER ENTRY 1 25 CONTROL ENTRY C WATER SUPPLY WATER RETURN EVAP ACCESS PANEL BOTH SIDES AIR FLOW FILTER ACCESS N N Q Q P O DISCONNECT...

Страница 10: ...N EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q S R 16 88 0 66 7 31 2 31 2 35 5 81 0 31 8 33 2 5 5 17 8 22 8 10 7 4 2 12 5 13 8 8 5 13 5 11 7 2 625 24 88 0 70 8 31 2 31 2 39 5 81 5 35 8 33 3 5 5 17 8 22 8 10 7 4 2 14 9 13 8 8 6 8 3 13 2 2 625 ...

Страница 11: ...N EVAP SECTION EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q S R 16 88 0 66 7 31 2 31 2 35 5 81 0 31 8 33 2 5 5 17 8 22 8 25 6 10 1 12 5 13 8 8 5 13 5 11 7 2 625 24 88 0 70 8 31 2 31 2 39 5 81 5 35 8 33 3 5 5 17 8 22 8 25 6 10 1 14 9 13 8 8 6 8 3 13 2 2 625 ...

Страница 12: ...CTION EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q S R 16 88 0 66 7 31 2 31 2 35 5 81 0 31 8 33 2 5 5 17 8 22 8 24 0 8 9 12 5 13 8 8 5 13 5 11 7 2 625 24 88 0 70 8 31 2 31 2 39 5 81 5 35 8 33 3 5 5 17 8 22 8 24 0 8 9 14 9 13 8 8 6 8 3 13 2 2 625 a50 8673 ...

Страница 13: ...ION EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q S R 16 88 0 66 7 31 2 31 2 35 5 81 0 31 8 33 2 5 5 17 8 22 8 10 7 4 2 12 5 13 8 2 6 13 5 11 7 2 625 24 88 0 70 8 31 2 31 2 39 5 81 5 35 8 33 3 5 5 17 8 22 8 10 7 4 2 14 9 13 8 2 6 8 3 13 2 2 625 ...

Страница 14: ...ON EVAPORATOR RETURN DUCT WATER RETURN CONN WATER SUPPLY CONN EVAP SUPPLY DUCT Blower Opening SUPPLY RETURN DIAMETER OD A B C D E F G H I J K L M N O P Q S R 16 88 0 66 7 31 2 31 2 35 5 81 0 31 8 33 2 5 5 17 8 22 8 25 6 10 1 12 5 13 8 2 6 13 5 11 7 2 625 24 88 0 70 8 31 2 31 2 39 5 81 5 35 8 33 3 5 5 17 8 22 8 25 6 10 1 14 9 13 8 2 6 8 3 13 2 2 625 WATER RETURN WATER SUPPLY ...

Страница 15: ... R 16 88 0 66 7 31 2 31 2 35 5 81 0 31 8 33 2 5 5 17 8 22 8 24 0 8 9 12 5 13 8 2 6 13 5 11 7 2 625 24 88 0 70 8 31 2 31 2 39 5 81 5 35 8 33 3 5 5 17 8 22 8 24 0 8 9 14 9 13 8 2 6 8 3 13 2 2 625 R R 5 1 1 2 FLTR 6 8 4 FLTR E D 1 2 K B M J L 3 0 7 0 9 5 1 25 POWER ENTRY 1 25 CONTROL ENTRY C 3 4 MPT DRAIN WATER RETURN WATER SUPPLY FILTER ACCESS AIR FLOW EVAP ACCESS PANEL BOTH SIDES P Q Q N N N S O DI...

Страница 16: ...tor Pulley Type 1VL44 1VP34 1VP34 1VP34 1VP34 1VP50 Std Hp 1 0 1 0 1 0 1 5 1 5 3 Hp Range 1 2 1 2 1 3 1 5 5 1 5 5 3 7 5 Fan Shaft Size in 0 75 1 1 1 1 1875 1 1875 Motor Shaft Size in 0 875 0 875 0 875 0 875 0 875 1 125 Center Distance in Vertical 15 3 15 3 18 1 18 1 18 1 21 3 Center Distance in Horizontal N A N A 15 5 13 15 7 18 1 EVAPORATOR COIL 3 8 in OD Enhanced Copper Tube Aluminum Fins Quanti...

Страница 17: ... The fac tory filter should be left in place on a free return system If the unit will be installed in a new installation the duct system should be designed in accordance with the System Design Manu al Part 2 and with ASHRAE procedures for duct sizing If the unit will be connected to an existing duct system check that the exist ing duct system has the capacity to handle the required airflow for the...

Страница 18: ...lectrical Connections GENERAL Verify that nameplate electrical requirements match available power supply Voltage at condenser must be within the minimum and maximum shown in Tables 2 and 3 and phases must be bal anced within 2 Contact local power company for line voltage corrections Never operate a motor where a phase imbalance in supply voltage is greater than 2 UNBALANCED 3 PHASE SUPPLY VOLTAGE ...

Страница 19: ... FREEZE PROTECTION THERMOSTAT A standard freeze protection thermostat is factory installed LEGEND NOTES 1 In compliance with NEC requirements for multimotor and combina tion load equipment NEC Articles 430 and 440 the overcurrent protective device for the unit shall be fuse or HACR circuit breaker Canadian units may be fuse or circuit breaker 2 Wire sizing amps are a sum of 125 of the compressor R...

Страница 20: ... 253 3 2 3 2 460 3 60 414 506 1 6 575 3 60 518 632 1 1 E 1 50 208 230 3 60 187 253 4 6 4 8 460 3 60 414 506 2 4 575 3 60 518 632 1 6 F 2 00 208 230 3 60 187 253 6 0 5 8 460 3 60 414 506 2 9 575 3 60 518 632 2 1 G 3 00 208 230 3 60 187 253 9 2 8 6 460 3 60 414 506 4 3 575 3 60 518 632 3 4 H 5 00 208 230 3 60 187 253 14 5 13 6 460 3 60 414 506 6 8 575 3 60 518 632 5 4 J 7 50 208 230 3 60 187 253 21 ...

Страница 21: ...ent cold spots on the coil that could freeze 7 Two position control valves modulating control valves or three way control valves may be used to control water flow Select the valve based on the control valve manufacturer s recommendations for size and temperature rating Select the control valve based on pressure drop equal to the coil 8 Pipe sizes should be selected based on the head pressure avail...

Страница 22: ...ater COMP Compressor CLO Compressor Lockout DISC Disconnect FRZ Freeze Protection GND Ground HPS High Pressure Switch HR Heater Relay IFC Indoor Fan Contactor IFM Indoor Fan Motor IFR Indoor Fan Relay LLT Low Limit Thermostat LPS Low Pressure Switch OFC Outdoor Fan Contactor OFM Outdoor Fan Motor OFR Outdoor Fan Relay SAT Supply Air Thermistor TB Terminal Block TRAN Transformer Terminal Block Conn...

Страница 23: ...t traps Ther mostatic traps should only be used for air venting Bucket traps are recommended for use with ON OFF control 7 Locate the trap at least 12 in below the coil return 8 If a modulating control valve is used be sure to size the valve properly and do not oversize Fig 21 Typical Steam Distributing Coil Piping for Open Gravity Systems with Steam Pressure Below 10 psig Fig 22 Typical Steam Dis...

Страница 24: ...ut driver secure plenum mounting angles to 50XCW unit using 3 no 10 5 8 in long screws provided with plenum Install 3 screws along each plenum side and 5 screws along plenum front and rear mounting angles 4 Adjust four way deflection vanes as needed to ensure ade quate airflow distribution LEGEND C Compressor Contactor CH Crankcase Heater COMP Compressor CLO Compressor Lockout DISC Disconnect FRZ ...

Страница 25: ...tretch Check the belt tension after 24 hours of operation and adjust if necessary Periodically check belt tension throughout the run in period which is normally the initial 72 hours of operation Fig 25 Determining Sheave Shaft Overhang ALIGNMENT Make sure that fan shafts and motor shafts are parallel and level The most common causes of misalignment are nonparallel shafts and improperly located she...

Страница 26: ...ete set of new belts Mixing old and new belts will result in the premature wear or breakage of the newer belts Refer to label on inside of fan access door for information on fac tory supplied drive 1 Always adjust the motor position so that V belts can be installed without stretching over grooves Forcing belts can result in uneven stretching and a mismatched set of belts 2 Do not allow belt to bot...

Страница 27: ... below room temperature Com pressor will start If compressor suction pressure does not drop and discharge pressure does not rise to normal levels at start up reverse any 2 compressor power leads and restore power to ensure compressor was not wired to run in reverse direction 6 Set thermostat as desired Compressor Rotation To determine whether or not compressor is rotating in the proper direction 1...

Страница 28: ...7 1 01 935 1 10 973 1 20 1010 1 30 1046 1 40 1081 1 50 2400 763 0 76 804 0 85 845 0 93 884 1 02 922 1 11 960 1 21 996 1 31 1032 1 41 1067 1 51 1101 1 62 2500 795 0 86 835 0 95 873 1 04 911 1 13 948 1 22 985 1 32 1020 1 42 1055 1 53 1089 1 63 1122 1 74 2600 826 0 97 865 1 06 902 1 15 939 1 25 975 1 35 1010 1 45 1044 1 55 1078 1 66 1111 1 77 1144 1 88 2700 858 1 09 895 1 18 931 1 28 967 1 37 1002 1 ...

Страница 29: ...5 0 52 722 0 66 782 0 80 839 0 95 892 1 11 941 1 28 989 1 45 1034 1 62 2400 542 0 35 621 0 48 690 0 62 753 0 77 812 0 92 866 1 08 917 1 25 966 1 42 1012 1 60 1056 1 78 2600 587 0 45 660 0 59 726 0 74 787 0 89 843 1 06 895 1 22 945 1 40 992 1 58 1037 1 76 1080 1 95 2800 632 0 56 701 0 71 763 0 87 821 1 04 875 1 21 925 1 38 974 1 57 1019 1 75 1063 1 95 3000 677 0 69 742 0 85 801 1 02 856 1 19 908 1 ...

Страница 30: ...85 4200 533 0 73 570 0 82 609 0 92 650 1 03 693 1 15 736 1 28 780 1 42 823 1 58 867 1 76 910 1 95 4400 559 0 83 594 0 93 631 1 03 670 1 15 710 1 27 751 1 40 792 1 54 834 1 70 876 1 87 917 2 06 4600 584 0 95 618 1 05 653 1 16 690 1 28 728 1 40 767 1 53 806 1 68 846 1 83 886 2 01 926 2 19 4800 610 1 08 641 1 19 675 1 30 710 1 42 746 1 54 783 1 68 821 1 82 859 1 98 897 2 15 936 2 33 5000 635 1 22 666...

Страница 31: ...700 733 1 28 763 1 61 789 1 85 815 2 05 841 2 22 867 2 37 894 2 52 921 2 67 950 2 82 980 2 98 5900 759 1 42 787 1 77 813 2 02 838 2 23 863 2 41 888 2 57 914 2 73 940 2 88 968 3 03 996 3 19 6100 784 1 57 812 1 93 838 2 20 862 2 42 886 2 62 910 2 79 934 2 95 960 3 11 986 3 27 1013 3 43 CFM ESP in wg 1 00 1 10 1 20 1 30 1 40 1 50 1 60 1 70 1 80 1 90 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm...

Страница 32: ...6 3 37 951 3 63 6500 598 1 63 647 1 86 693 2 10 737 2 34 778 2 59 818 2 84 857 3 09 894 3 35 929 3 62 964 3 89 6750 621 1 83 668 2 07 713 2 32 755 2 57 796 2 82 835 3 08 872 3 34 909 3 61 944 3 89 978 4 16 7000 644 2 04 689 2 29 733 2 55 774 2 81 814 3 07 852 3 34 888 3 61 924 3 89 958 4 17 992 4 46 7250 667 2 27 711 2 53 753 2 80 793 3 07 832 3 34 869 3 62 905 3 90 940 4 18 973 4 47 1006 4 77 750...

Страница 33: ...69 918 4 07 958 4 45 996 4 84 1033 5 23 1068 5 63 1103 6 04 8 300 771 2 90 817 3 27 860 3 65 901 4 03 941 4 42 979 4 82 1017 5 22 1053 5 63 1087 6 04 1121 6 45 8 600 799 3 23 843 3 61 885 4 00 925 4 40 964 4 80 1001 5 21 1038 5 62 1073 6 04 1107 6 47 1140 6 89 8 900 827 3 58 869 3 98 910 4 38 949 4 79 987 5 20 1024 5 62 1059 6 05 1093 6 48 1127 6 92 1160 7 36 9 200 855 3 96 896 4 36 935 4 78 973 5...

Страница 34: ...ers 3 Press ENTER 4 Select sub group first two digits of the parameters 5 Press SEL 6 Select parameter 7 Press EDIT 8 Select the new value See Table 10 9 Press SAVE 10 Select any other parameters of the group to change and go to Step 7 11 When complete press EXIT 12 Select any other parameter groups to change and go to Step 5 13 When complete Press EXIT 14 Press EXIT until the status menu is visib...

Страница 35: ... off unit power supply Lock out power supply and tag discon nect locations Loosen fan motor pulley setscrews and slide fan pulley along fan shaft Make angular alignment by loosening mo tor from mounting bracket see Fig 28 Check alignment with a straightedge Fig 28 Fan Pulley Adjustments Belt Tension Adjustment Shut off unit power supply Lock out power supply and tag discon nect locations Loosen fa...

Страница 36: ... 1 6 1 3 M M O A O A RESET O CLASS 20 TEST OVERLOAD SETPOINT WHEEL MOTOR OVERLOAD RESET WHEEL Table 12 Evaporator and Condenser Motor Starter Settings HP 208 230 V 460 V 575 V Part Number FLA Part Number FLA Part Number FLA 208V 230V 0 50 99MR0127BA020103 1 8 2 2 99MR0127BA020103 1 1 99MR0107BA020103 0 9 0 75 99MR0227BA020103 2 5 2 6 99MR0227BA020103 1 3 99MR0207BA020103 1 0 1 00 99MR0327BA250103 ...

Страница 37: ...n condenser and flush with clean water Follow acid man ufacturer s instructions FORCED CIRCULATION METHOD FIG 33 Fully open vent pipe when filling condenser The vent may be closed when condenser is full and pump is operating Regulate flow to condenser with a supply line valve If pump is a nonover loading type the valve may be fully closed while pump is running For average scale deposit allow solut...

Страница 38: ...emperature The difference equals subcooling temperature 6 Compare the subcooling temperature with the normal tem perature listed in Table 13 If the measured liquid line tem perature does not agree with the required liquid line temperature ADD refrigerant to raise the temperature or REMOVE refrigerant using standard practices to lower the temperature allow a tolerance of 3 F Example Head pressure f...

Страница 39: ...sary Check internal noise Tube vibration or condenser water problem Check and correct Unit panel or part vibrating Check and tighten appropriate part Unit runs continuously but has low capacity Unit is undersized Check heat load calculation Low refrigerant or noncondensing gas present Check for leaks and add refrigerant or gas as necessary Replace refrigerant if noncondensing gas present Compresso...

Страница 40: ...heck fan rotation Check motor operation Check belts Low refrigerant flow in evaporator Check for obstruction in filter drier Check for obstruction in TXV Check super heating Check position of TXV bulb and equalizer Suction pressure too high High thermal load Check design conditions Compressor defect Check pressures and replace if necessary Condensate water leaks Defective connection Check and corr...

Страница 41: ...Control Relay DISC Disconnect FRZ Freeze Protection GND Ground HPS High Pressure Switch IFC Indoor Fan Contactor IFM Indoor Fan Motor IFR Indoor Fan Relay LPS Low Pressure Switch TB Terminal Block TRAN Transformer Terminal Block Connection Marked Terminal Unmarked Terminal Splice Factory Wiring Field Power Wiring NOTES 1 Fan motors are inherently thermally protected 2 Three phase motors are protec...

Страница 42: ...1 T2 BIN COM SEN Jump1 P5 P4 Jump2 TR1 5 1 2 3 4 W7212 24V Com EF1 TR 24V Hot EF N AQ SO SO P T SR N1 P1 T1 SR AQ1 602 BLU 605 BLU ECON 6 7 11 10 12 601 RED 602 BLU 603 YEL 604 BRN 608 PNK 608 PNK 604 BRN 603 YEL 601 RED ECON VALVE CHANGEOVER EWT RED 24V H BLK COM WHT Signal SAT 620 622 BLU 628 PNK 576 ORN 576 ORN 577 BLK 577 BLK 575 BRN 573 RED 825 5 W 1 5 1k 25W 1 578 GRA 579 GRA 1 2 3 5 4 8 569...

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Страница 46: ...ght to discontinue or change at any time specifications or designs without notice and without incurring obligations Catalog No 04 53500265 01 Printed in U S A Form 50XCW 8SI Pg 46 11 19 Replaces 50XCW 7SI 2019 Carrier Corporation ...

Страница 47: ...D INSTALLED PROPERLY Y N _______ ARE THE POWER WIRES TO THE UNIT SIZED AND INSTALLED PROPERLY Y N _______ HAVE EVAPORATOR FAN AND MOTOR PULLEYS BEEN CHECKED FOR PROPER ALIGNMENTAND DO THE FAN BELTS HAVE PROPER TENSION Y N _______ HAS CORRECT FAN ROTATION OR EVAPORATOR BEEN CONFIRMED Y N _______ VERIFY CONDENSATE DRAIN HAS BEEN INSTALLED PER INSTRUCTIONS Y N _______ HAS WATER BEEN PLACED IN DRAIN P...

Страница 48: ...APORATOR FAN SPEED AND RECORD AFTER AT LEAST 15 MINUTES RUNNING TIME RECORD THE FOLLOWING MEASUREMENTS COMPRESSOR AMPS NOTES _______________________________________________________________________________________ _______________________________________________________________________________________________ ___________________________________________________________________________________________...

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