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Lennox T?CLASS TAA SERIES, Руководство по установке

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Page 13

TAA SERIES

Pulley Alignment

BELT

BLOWER

PULLEY

MOTOR

PULLEY

NOT ALIGNED

ALIGNED

AFTER ANY PULLEY ADJUSTMENT OR CHANGE OUT, PULLEYS
SHOULD BE ALIGNED WITH THE TENSIONER AS SHOWN.

TENSIONER

Figure 8. Typical Pulley Alignment

Air Volume Adjustment 

FIXED

PULLEY

BLOWER

BELT

ADJUSTABLE

PULLEY

ADJUSTABLE PULLEY

ALLEN SCREW

RUN THE BLOWER WITHOUT A COOLING DEMAND.

USE THE STATIC PRESSURE AND REV/MIN READINGS TO DETERMINE
THE UNIT’S AIR VOLUME (SEE APPLICABLE BLOWER PERFORMANCE
TABLES).

MEASURE THE INDOOR BLOWER MOTOR’S RPM.

MEASURE THE STATIC PRESSURE EXTERNAL TO THE UNIT.

NOTE  THE INDOOR COIL MUST BE DRY AND THE AIR
FILTERS MUST BE IN PLACE WHEN THE FOLLOWING
MEASUREMENTS ARE TAKEN.

LOOSEN THE ALLEN SCREW ON THE ADJUSTABLE PULLEY.

TURN THE ADJUSTABLE SHEAVE CLOCKWISE TO INCREASE THE AIR
VOLUME OR COUNTERCLOCKWISE TO DECREASE THE AIR VOLUME.

ONCE THE DESIRED AIR VOLUME HAS BEEN ACHIEVED, TIGHTEN THE
ALLEN SCREW.

1

2

3

4

5

6

7

Figure 9. Typical Air Volume Adjustment Procedure

Содержание T?CLASS TAA SERIES

Страница 1: ...that could cause person al injury or death INSTALLATION INSTRUCTIONS T CLASSE TAA SERIES AIR HANDLERS 6 TO 20 TONS 506149 01 04 11 Supersedes 8 09 Table of Contents General 1 Shipping and Packing List 1 TAA072 and TAA090 Unit Dimensions 2 TAA120 and TAA150 Unit Dimensions 3 TAA180 and TAA240 Unit Dimensions 4 Unit Parts Arrangement 5 Unit Control Box Components Arrangement 6 Typical Installation S...

Страница 2: ...54 3 4 1391 2 51 2 51 26 1 4 667 29 1 2 749 3 76 3 76 1 7 8 48 11 7 8 302 14 356 16 1 2 419 18 5 8 473 AIR FLOW CONTROL BOX Alternate Location 30 762 10 3 4 267 20 5 8 524 25 3 4 654 16 7 8 429 1 3 8 35 18 5 8 473 20 5 8 524 1 5 8 41 CONDENSATE DRAIN Horizontal AIR FLOW CONTROL BOX CONTROL BOX Alternate Location 1 25 TYP 20 5 8 524 30 762 1 25 TYP SUPPLY AIR FLANGES Furnished with Unit Field Insta...

Страница 3: ...N Horizontal AIR FLOW SUPPLY END VIEW INLET VIEW DRIVE END VIEW SUPPLY AIR OPENING 29 1 2 749 20 5 8 524 67 1 4 1708 11 1 8 283 45 1143 2 51 67 1 4 1708 25 3 4 654 24 7 8 429 1 25 TYP 18 5 8 473 1 3 8 35 CONTROL BOX CONDENSATE DRAIN Up Flow CONTROL BOX Alternate Location 20 5 8 524 SUPPLY AIR FLANGES Furnished with Unit Field Installed RETURN AIR FLANGES Furnished with Unit Field Installed 45 1143...

Страница 4: ... 4 1391 2 51 26 1 4 667 29 1 2 749 3 76 3 76 1 7 8 48 11 7 8 302 14 356 16 1 2 419 18 5 8 473 AIR FLOW 1 3 8 35 18 5 8 473 20 5 8 524 1 5 8 41 CONDENSATE DRAIN Horizontal AIR FLOW 1 25 TYP 18 5 8 473 1 3 8 35 CONTROL BOX 59 1 4 1505 20 5 8 524 CONTROL BOX Alternate Location SUPPLY AIR FLANGES Furnished with Unit Field Installed CONTROL BOX Alternate Location CONDENSATE DRAIN Up Flow RETURN AIR FLA...

Страница 5: ...JUSTABLE PULLEY VAPOR LINES LIQUID LINES 072 090 120 150 MODELS HORIZONTAL POSITION SHOWN CONDENSATE DRAIN POSITION FOR UPFLOW BLOWERS CONTROL BOX BLOWER MOTOR BLOWER BELT BELT TENSIONER CONDENSATE DRAIN HORIZONTAL COIL ADJUSTABLE PULLEY VAPOR LINES LIQUID LINES 180 240 MODELS HORIZONTAL POSITION SHOWN CONDENSATE DRAIN POSITION FOR UPFLOW ...

Страница 6: ... Support Method ELECTRIC or HOT WATER SECTION TAA AIR HANDLER HORIZONTAL POSITION 4 102 TAA072 090 120 150 10 254 TAA180 240 4 102 TAA072 090 120 150 10 254 TAA180 240 SUPPORT RODS 4 RECOMMENDED SUPPORT RAILS NOTES 1 Ensure support rails do not interfere with ducting plumbing or electrical connections 2 When hot water or electric heat section is installed additional support underneath these access...

Страница 7: ...ull a vacuum on the coil and line set before releasing the outdoor unit charge into the system Table 1 TAA Series Refrigerant Connections Size Quantity Models Liquid Line Vapor Suction Line 072S4S 5 8 1 1 1 8 1 090S4D 120S4D and 150S4D 5 8 2 7 8 2 180S4D and 240S4D 5 8 2 1 1 8 2 For single stage applications pipe the upper and lower evaporator circuits together does not apply to TAA072 For two sta...

Страница 8: ...d turn an additional quarter turn Do not connect drain to a closed waste system See figure 3 for typical condensate trap configuration UPFLOW POSITION ILLUSTRATED DRAIN PAN BLANK PLATE DRAIN PLATE A B DRAIN PLATE C D DRAIN PLATE E FRONT OF UNIT REAR OF UNIT REVERSIBLE CONDENSATE DRAIN PAN UPFLOW POSITION 1 Remove the four screws securing drain plate A 2 Pull drain pan C and reverse 180º as illustr...

Страница 9: ... BE DEEP ENOUGH TO OFFSET MAXIMUM STATIC DIFFERENCES GENERALLY TWO INCHES 51MM TO APPROVED DRAIN DRAIN LINE SHOULD SLOPE A MINIMUM OF ONE INCH PER 10 FEET 25MM PER 3 METERS NOTE WHEN A AIR HANDLER IS LOCATED ABOVE A FINISHED SPACE SECONDARY DRAIN PAN MUST HAVE A LARGER FOOTPRINT THAN THE AIR HANDLER NOTE MAY BE REQUIRED BY LOCAL CODES Figure 3 Typical Condensate Drain Connections Table 2 TAA Duct ...

Страница 10: ... HOLES IN BOTH RETURN AND SUPPLY AIR LOCATIONS AND SECURE WITH FIELD PROVIDED SHEET METAL SCREWS 10 16 X 5 8 SUPPLY AIR TOP VIEW SIDE VIEW SIDE VIEW 072 090 120 150 MODELS 180 240 MODELS IF A RETURN AIR PLENUM IS NOT USED INSTALLATION CODES MAY LIMIT INSTALLATION TO SINGLE STORY STRUCTURES ONLY DO NOT INSTALL THE SUPPLY AIR PLENUM WITHIN 18 INCHES 457 MM OF THE BLOWER ACCESS PANEL NOTE Use flexibl...

Страница 11: ...e opening Do not combine voltage in one opening NATIONAL AND LOCAL CODE RESTRICTIONS Wiring must conform to the current National Electric Code ANSI NFPA No 70 or Canadian Electric Code Part I CSA Standard C22 1 and local building codes Refer to following wiring diagrams See unit nameplate for minimum circuit ampacity and maximum over current protection size Select the proper supply circuit conduct...

Страница 12: ...ning Adjustment PLACE BELT OVER ALL THREE PULLEYS USING A 15 16 WRENCH ON THE TENSIONER BODY NUT APPLY FORCE UNTIL MARKS ALIGN AS SHOWN WHILE HOLDING THE TENSIONER IN THIS POSITION TIGHTEN THE MOUNTING BOLT TO 23 FT LBS USING A 9 16 WRENCH 1 2 3 BELT TENSIONER Figure 7 Typical Blower Belt Tensioner Adjustment Procedure ...

Страница 13: ... AND REV MIN READINGS TO DETERMINE THE UNIT S AIR VOLUME SEE APPLICABLE BLOWER PERFORMANCE TABLES MEASURE THE INDOOR BLOWER MOTOR S RPM MEASURE THE STATIC PRESSURE EXTERNAL TO THE UNIT NOTE THE INDOOR COIL MUST BE DRY AND THE AIR FILTERS MUST BE IN PLACE WHEN THE FOLLOWING MEASUREMENTS ARE TAKEN LOOSEN THE ALLEN SCREW ON THE ADJUSTABLE PULLEY TURN THE ADJUSTABLE SHEAVE CLOCKWISE TO INCREASE THE AI...

Страница 14: ...Factory Installed with extended lead time BLOWER DRIVE SPECIFICATIONS 50Hz Static Rev min Range Drive Kit Motor kW Motor HP 072 090 120 150 180 240 Nominal Maximum Nominal Maximum Low 541 735 4 1 5 1 7 2 2 3 f Standard 704 911 18 1 5 1 7 2 2 3 S High 889 1083 19 1 5 1 7 2 2 3 f Low 616 798 20 1 5 1 7 2 2 3 f Standard 773 967 10 1 5 1 7 2 2 3 S High 953 1160 11 2 2 2 6 3 3 45 f Low 657 851 5 1 5 1 ...

Страница 15: ...BK100H 93J9801 BX61 49M6201 H 1 7 16 High 78L5501 1VP60 X 1 3 8 100788 03 BK80H 100245 07 BX58 49M6201 H 1 7 16 BLOWER DRIVE COMPONENTS 50 HZ Unit Static Adjustable Sheave Fixed Sheave Belt Bushing Key OEM No Manuf No OEM No Manuf No OEM No Manuf No OEM No Manuf No OEM No Manuf No TAA072 Low P 8 1488 1VP44 X 7 8 49K4101 BK85 X 1 100245 25 AX54 Standard P 8 2187 1VP50 X 7 8 100788 03 BK80H 100245 2...

Страница 16: ...6 966 1 64 993 1 73 2300 820 1 31 854 1 38 885 1 46 915 1 53 943 1 62 971 1 7 998 1 79 2400 827 1 36 860 1 43 891 1 51 920 1 59 949 1 68 976 1 77 1003 1 86 2500 833 1 41 866 1 49 897 1 57 926 1 66 954 1 75 981 1 84 1008 1 93 2600 840 1 47 872 1 55 902 1 63 932 1 72 960 1 81 987 1 91 1013 2 01 2700 846 1 53 878 1 61 908 1 7 937 1 79 965 1 88 992 1 98 1018 2 08 2800 853 1 58 884 1 67 914 1 76 943 1 ...

Страница 17: ...46 1 28 3400 514 0 73 546 0 81 582 0 91 622 1 03 667 1 17 690 1 22 717 1 29 758 1 4 3600 529 0 84 562 0 93 598 1 03 639 1 15 679 1 28 697 1 31 730 1 4 772 1 52 3800 545 0 96 579 1 05 616 1 15 658 1 28 686 1 37 706 1 41 745 1 53 786 1 65 4000 562 1 09 596 1 18 634 1 29 674 1 41 693 1 46 720 1 54 761 1 67 802 1 79 4200 580 1 23 615 1 31 654 1 42 684 1 52 702 1 57 737 1 69 778 1 82 819 1 94 4400 600 ...

Страница 18: ... 4800 999 2 68 1040 2 79 1082 2 9 1123 3 01 1165 3 12 1207 3 24 1248 3 35 5000 1019 2 83 1060 2 93 1101 3 04 1142 3 15 1184 3 26 1226 3 38 1267 3 49 5200 1040 2 98 1080 3 08 1121 3 19 1162 3 29 1203 3 41 1245 3 52 1286 3 63 5400 1060 3 13 1100 3 23 1140 3 33 1181 3 44 1222 3 55 1264 3 66 1305 3 77 5600 1080 3 28 1120 3 37 1160 3 48 1201 3 58 1242 3 69 1283 3 8 1324 3 91 5800 1101 3 43 1140 3 52 11...

Страница 19: ...6 0 7 0 8 RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP 6400 535 1 84 583 2 06 630 2 28 674 2 51 713 2 77 746 3 03 776 3 25 805 3 44 6600 545 1 94 593 2 16 640 2 38 683 2 63 720 2 91 753 3 19 782 3 43 810 3 64 6800 555 2 05 604 2 27 650 2 5 692 2 76 728 3 06 759 3 36 787 3 62 815 3 85 7000 566 2 16 614 2 38 660 2 62 701 2 9 736 3 23 766 3 55 793 3 83 820 4 08 7200 577 2 27 625 2 ...

Страница 20: ...u to fiberglass wool dust Breathing this may cause lung cancer Fiberglass wool is known to the State of California to cause cancer Fiberglass wool may also cause respiratory skin and eye irritation To reduce exposure to this substance or for further information consult material safety data sheets available from address shown below or contact your supervisor Lennox Industries Inc P O Box 799900 Dal...

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