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Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning
equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person
could result in death or serious injury. When working on the equipment, observe all precautions in the literature and on the tags, stickers, and labels that
are attached to the equipment.

April 2020

1

18

8--B

BC

C8

89

9D

D1

1--1

1L

L--E

EN

N

Variable Speed ComfortLink™ II
Heat Pumps and Air Conditioners

4TWV0024A1000C
4TWV0036A1000C
4TWV0048A1000C
4TWV0060A1000C

4TTV0024A1000C
4TTV0036B1000C
4TTV0048A1000C
4TTV0060A1000C
4TTV0061A1000C

Scan to see help 
videos on this 
product

N

No

otte

e:: “Graphics in this document are for representation

only. Actual model may differ in appearance.”

Installer’s Guide

Summary of Contents for Variable Speed ComfortLink II

Page 1: ...serious injury When working on the equipment observe all precautions in the literature and on the tags stickers and labels that are attached to the equipment April 2020 1 18 8 B BC C8 89 9D D1 1 1 1L...

Page 2: ...CO ON NT TA AI IN NS S R RE EF FR RI IG GE ER RA AN NT T F Fa ai il lu ur re e t to o f fo ol ll lo ow w p pr ro op pe er r p pr ro oc ce ed du ur re es s c ca an n r re es su ul lt t i in n p pe er...

Page 3: ...ULHV 1RWH 6HH 5 GLUHFWRU IRU DSSURYHG LQGRRU DQG RXWGRRU PRGHO FRPELQDWLRQV 2QO 7UDQH PHULFDQ 6WDQGDUG FRLOV DQG DLU KDQGOHUV DUH DSSURYHG IRU XVH ZLWK YDULDEOH VSHHG RXWGRRU XQLWV PSRUWDQW 8VH FDXWLR...

Page 4: ...n 14 Service Valves 15 Electrical Low Voltage Communicating 16 Electrical High Voltage 17 Integrated Variable Speed Control Board LED Indicators 18 Start Up 19 System Charge Adjustment 20 Subcool Char...

Page 5: ...e Valve Connection Sizes 0RGHO 5DWHG LQH 6L HV 6HUYLFH 9DOYH RQQHFWLRQ 6L HV 50 Max Line Lift Standard Line Set 150 Max Line Length 50 Max Line Lift 100 Max Line Length 100 Max Line Length Refer to a...

Page 6: ...U VLGH UHTXLULQJ VHUYLFH R QRW ORFDWH FORVH WR EHGURRPV DV RSHUDWLRQDO VRXQGV PD EH REMHFWLRQDEOH YRLG ORFDWLRQV QHDU ZLQGRZV DQG VLPLODU DUHDV ZKHUH FRQGHQVDWLRQ DQG IUHH LQJ GHIURVW YDSRU FDQ DQQR D...

Page 7: ...KDW GUDLQ KROHV LQ XQLW EDVH SDQ DUH QRW REVWUXFWHG SUHYHQWLQJ GUDLQDJH RI GHIURVW ZDWHU I SRVVLEOH DYRLG ORFDWLRQV WKDW DUH OLNHO WR DFFXPXODWH VQRZ GULIWV I QRW SRVVLEOH D VQRZ GULIW EDUULHU VKRXOG...

Page 8: ...tool Setting Up the Unit Table 7 Pad Installation KHQ LQVWDOOLQJ WKH XQLW RQ D VXSSRUW SDG VXFK DV D FRQFUHWH VODE FRQVLGHU WKH IROORZLQJ 7KH SDG VKRXOG EH DW OHDVW ODUJHU WKDQ WKH XQLW RQ DOO VLGHV 7...

Page 9: ...QH OHQJWK DQG OLIW RX ZLOO QHHG WKLV WR GHWHUPLQH WKH VXEFRROLQJ FKDUJLQJ FRUUHFWLRQV ODWHU LQ WKH LQVWDOODWLRQ SURFHVV 7RWDO LQH HQJWK BBBBBBBBBBBBBBBBBBBBBBBBBBB W 7RWDO 9HUWLFDO KDQJH OLIW BBBBBBBB...

Page 10: ...RQ VHH SXEOLFDWLRQ QXPEHU 66 3 1 Table 12 Refrigerant Line Routing Precautions PSRUWDQW RPSO ZLWK 1DWLRQDO 6WDWH DQG RFDO RGHV ZKHQ LVRODWLQJ OLQH VHWV IURP MRLVWV UDIWHUV ZDOOV RU RWKHU VWUXFWXUDO HO...

Page 11: ...XVLQJ LVRODWRUV HYHU IW 6HFXUH LTXLG LQH GLUHFWO WR LQVXODWHG 9DSRU LQH XVLQJ WDSH ZLUH RU RWKHU DSSURSULDWH PHWKRG HYHU IW Table 15 Isolation Through Wall Wall Sealant Insulation Vapor Line Duct Work...

Page 12: ...Lines 5HPRYH FDSV RU SOXJV 8VH D GHEXUULQJ WRRO WR GHEXU WKH SLSH HQGV OHDQ ERWK LQWHUQDO DQG H WHUQDO VXUIDFHV RI WKH WXELQJ XVLQJ DQ HPHU FORWK 5HPRYH WKH SUHVVXUH WDS FDS DQG YDOYH FRUH IURP HDFK...

Page 13: ...Q IORZ DZD IURP RXWGRRU XQLW DQG WRZDUG HYDSRUDWRU FRLO DV LOOXVWUDWHG UD H WKH ILOWHU GULHU WR WKH LTXLG LQH RQWLQXH WKH GU QLWURJHQ SXUJH R QRW UHPRYH WKH ZHW UDJ XQWLO DOO EUD LQJ LV FRPSOHWHG PSRU...

Page 14: ...cuation I Im mp po or rt ta an nt t Do not open the service valves until the refrigerant lines and indoor coil leak check and evacuation are complete 1 Evacuate until the micron gauge reads no higher...

Page 15: ...t i in n p pe er rs so on na al l i in nj ju ur ry y a an nd d o or r p pr ro op pe er rt ty y d da am ma ag ge e E Ex xt tr re em me e c ca au ut ti io on n s sh ho ou ul ld d b be e e ex xe er rc c...

Page 16: ...BK D Y1 R Field wiring Brown Blue Brown Blue Red B Blue D Note 3 D R B Note 1 Note 2 Red Only used for Load Shed Cap off if not used Communicating Indoor Unit Note 4 Note 5 Communicating Outdoor Unit...

Page 17: ...t 7KH KLJK YROWDJH SRZHU VXSSO PXVW DJUHH ZLWK WKH HTXLSPHQW QDPHSODWH 3RZHU ZLULQJ PXVW FRPSO ZLWK QDWLRQDO VWDWH DQG ORFDO FRGHV ROORZ LQVWUXFWLRQV RQ XQLW ZLULQJ GLDJUDP ORFDWHG RQ WKH LQVLGH RI WK...

Page 18: ...2 J5 J20 PSC not used PWM STATUS COMM High Voltage to Condensor Fan Motor The Status Green and COMM Amber LEDs are located in the upper right region of the Control Board Fault messages are displayed o...

Page 19: ...W V WR DSSO SRZHU WR WKH LQGRRU DQG RXWGRRU XQLWV ON OFF DLW KRXUV EHIRUH VWDUWLQJ WKH XQLW LI WKH RXWGRRU DPELHQW WHPSHUDWXUH LV EHORZ 3 HRS 5XQ WKH V VWHP XVLQJ WKH KDUJLQJ 0RGH RROLQJ WHVW PRGH IRX...

Page 20: ...XEFRROLQJ KDUJLQJ RUUHFWLRQV KDUWV 6XEFRROLQJ KDUJLQJ RUUHFWLRQ RUNVKHHW 7RWDO LQH HQJWK IW BBBBBBBBBBBBBBBBBBBBBBBB 7RWDO 9HUWLFDO KDUJH OLIW BBBBBBBBBBBBBBBBBBBBBBBB 9DOXHV IURP 5HTXLUHG 5HIULJHUDQW...

Page 21: ...30 20 50 40 30 25 15 10 0 REFRIGERANT LINE LIFT FEET Figure 4 Subcool Charging Corrections 4 0 Ton 4 0TON SUBCOOL CHARGING CHART CORRECTIONSTABLE FOR LINE LENGTH AND RISE TOTALREFRIGERANTLINELENGTH FE...

Page 22: ...22 18 BC89D1 1L EN 5 5 5 5 17 5 1 57 S Su ub bc co oo ol l C Ch ha ar rg gi in ng g C Co or rr re ec ct ti io on n C Ch ha ar rt ts s...

Page 23: ...PHQW WR YHULI W SLFDO SHUIRUPDQFH PRESSURE CURVE SAMPLE Cooling 1450 SCFM Heating 1350 SCFM DISCHARGE PRESSURE PSIG OUTDOOR TEMPERATURE Degree F SUCTION PRESSURE PSIG 110 115 120 125 130 135 140 145 1...

Page 24: ...WKH GLVWDQFH EHWZHHQ WKH RXWGRRU XQLW DQG WKH LQGRRU XQLW QFOXGH WKH HQWLUH OHQJWK RI WKH OLQH IURP WKH VHUYLFH YDOYH WR WKH 8 6XEWUDFW IW IURP WKLV HQWLUH OHQJWK DQG UHFRUG RQ OLQH QWHU WKH FKDUJH PX...

Page 25: ...es of inactivity in theTechnician Menu section the Home Screen will be displayed Pressing the Enter button for 5 seconds will increase this time to 20 minutes ALERT HISTORY MENU ALERT MENU CONFIG MENU...

Page 26: ...nce between the outdoor temperature sensor and the coil temperature sensor is called Delta T Defrost can occur once the current Delta T exceeds the Delta T initiate value This adaptive logic assures a...

Page 27: ...ULQJ VKLSPHQW GMXVW WXELQJ LI QHFHVVDU VR WXEHV GR QRW UXE DJDLQVW HDFK RWKHU RU DQ FRPSRQHQW ZKHQ XQLW UXQV XFWZRUN LV VHDOHG DQG LQVXODWHG OO GUDLQ OLQHV DUH FOHDU ZLWK MRLQWV SURSHUO VHDOHG 3RXU ZD...

Page 28: ...Certified mark indicates Trane U S Inc participation in the AHRI Certification program For verification of individual certified products go to ahridirectory org Trane has a policy of continuous data i...

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