Trane NTXWPH A Series User manual

HFC
utilized
R410A
PARTS CATALOG (OBBT702)
SERVICE MANUAL
No. OBHT702
CONTENTS
1. TECHNICAL CHANGES ··································· 4
2. PART NAMES AND FUNCTIONS····················· 5
3. SPECIFICATION················································ 6
4. NOISE CRITERIA CURVES ···························· 14
5. OUTLINES AND DIMENSIONS ······················ 16
6. WIRING DIAGRAM·········································· 22
7. REFRIGERANT SYSTEM DIAGRAM ············· 28
8. DATA································································ 41
9. ACTUATOR CONTROL··································· 70
10. SERVICE FUNCTIONS···································· 71
11. TROUBLESHOOTING ····································· 73
12. DISASSEMBLY INSTRUCTIONS···················· 94
Models
NTXMMX20A122AA
NTXMMX24A132AA
NTXMMX30A132AA
NTXMMX36A142AA
NTXMMX42A152AA
NTXMPH20A122AA
NTXMPH24A132AA
NTXMPH30A132AA
NTXMMX24A132AA
NTXMMX30A132AA
NTXMMX36A142AA
OUTDOOR UNIT
Indoor unit service manual
NTXWPH·A Series (OBHT683)
NTX(Y)WST·A Series (OBHT732)
NTXFKS·A Series (OBHT752)
NTXCKS·A Series (OCHT669)
PLA-A·EA Series (OCH640)
NTXDKS·A Series
PEAD-A·AA Series
PCA-A·KA Series (OCH455)
NTXAMT·A Series

2
Use the specied refrigerant only
Never use any refrigerant other than that specified.
Doing so may cause a burst, an explosion, or fire when the unit is being used, serviced, or disposed of.
Correct refrigerant is specified in the manuals and on the spec labels provided with our products.
We will not be held responsible for mechanical failure, system malfunction, unit breakdown or accidents caused by
failure to follow the instructions.
OBHT702

3
<NTXMMX24A132AA>
Connectable indoor unit lineups (Heat pump inverter type)
Model type Model name Capacity class [kBTU/h]
06 09 12 15 18 24 30 36
Wall mounted NTXWPH**A112AA
NTXWST**A112AA
Floor standing NTXFKS**A112AA
4-way cassette NTXCKS**A112AA
PLA-A**EA7
Ceiling concealed NTXDKS**A112AA
PEAD-A**AA7
Ceiling suspended PCA-A**KA6.TH
Multi-position NTXAMT**A112AA
<NTXMPH24A132AA>
Connectable indoor unit lineups (Heat pump inverter type)
Model type Model name Capacity class [kBTU/h]
06 09 12 15 18 24 30 36
Wall mounted NTXWPH**A112AA
NTXWST**A112AA
Floor standing NTXFKS**A112AA
4-way cassette NTXCKS**A112AA
PLA-A**EA7
Ceiling concealed NTXDKS**A112AA
PEAD-A**AA7
Ceiling suspended PCA-A**KA6.TH
Multi-position NTXAMT**A112AA
<NTXMPH20A122AA>
Connectable indoor unit lineups (Heat pump inverter type)
Model type Model name Capacity class [kBTU/h]
06 09 12 15 18 24 30 36
Wall mounted NTXWPH**A112AA
NTXWST**A112AA
Floor standing NTXFKS**A112AA
4-way cassette NTXCKS**A112AA
PLA-A**EA7
Ceiling concealed NTXDKS**A112AA
PEAD-A**AA7
Ceiling suspended PCA-A**KA6.TH
Multi-position NTXAMT**A112AA
<NTXMMX20A122AA>
Connectable indoor unit lineups (Heat pump inverter type)
Model type Model name Capacity class [kBTU/h]
06 09 12 15 18 24 30 36
Wall mounted NTXWPH**A112AA
NTXWST**A112AA
Floor standing NTXFKS**A112AA
4-way cassette NTXCKS**A112AA
PLA-A**EA7
Ceiling concealed NTXDKS**A112AA
PEAD-A**AA7
Ceiling suspended PCA-A**KA6.TH
Multi-position NTXAMT**A112AA
<NTXMMX42A152AA>
Connectable indoor unit lineups (Heat pump inverter type)
Model type Model name Capacity class [kBTU/h]
06 09 12 15 18 24 30 36
Wall mounted NTXWPH**A112AA
NTXWST**A112AA
Floor standing NTXFKS**A112AA
4-way cassette NTXCKS**A112AA
PLA-A**EA7
Ceiling concealed NTXDKS**A112AA
PEAD-A**AA7
Ceiling suspended PCA-A**KA6.TH
Multi-position NTXAMT**A112AA
<NTXMMX36A142AA>
Connectable indoor unit lineups (Heat pump inverter type)
Model type Model name Capacity class [kBTU/h]
06 09 12 15 18 24 30 36
Wall mounted NTXWPH**A112AA
NTXWST**A112AA
Floor standing NTXFKS**A112AA
4-way cassette NTXCKS**A112AA
PLA-A**EA7
Ceiling concealed NTXDKS**A112AA
PEAD-A**AA7
Ceiling suspended PCA-A**KA6.TH
Multi-position NTXAMT**A112AA
<NTXMMX30A132AA>
Connectable indoor unit lineups (Heat pump inverter type)
Model type Model name Capacity class [kBTU/h]
06 09 12 15 18 24 30 36
Wall mounted NTXWPH**A112AA
NTXWST**A112AA
Floor standing NTXFKS**A112AA
4-way cassette NTXCKS**A112AA
PLA-A**EA7
Ceiling concealed NTXDKS**A112AA
PEAD-A**AA7
Ceiling suspended PCA-A**KA6.TH
Multi-position NTXAMT**A112AA
<NTXMPH30A132AA>
Connectable indoor unit lineups (Heat pump inverter type)
Model type Model name Capacity class [kBTU/h]
06 09 12 15 18 24 30 36
Wall mounted NTXWPH**A112AA
NTXWST**A112AA
Floor standing NTXFKS**A112AA
4-way cassette NTXCKS**A112AA
PLA-A**EA7
Ceiling concealed NTXDKS**A112AA
PEAD-A**AA7
Ceiling suspended PCA-A**KA6.TH
Multi-position NTXAMT**A112AA
OBHT702

4
TECHNICAL CHANGES
1
NTXMMX20A122AA
NTXMMX24A132AA
NTXMMX30A132AA
NTXMMX36A142AA
NTXMMX42A152AA
NTXMPH20A122AA
NTXMPH24A132AA
NTXMPH30A132AA
1. New model
OBHT702

5
PART NAMES AND FUNCTIONS
2
NTXMMX42A152AA
NTXMPH20A122AA
NTXMPH24A132AA
NTXMPH30A132AA
NTXMMX24A132AA
NTXMMX30A132AA
NTXMMX36A142AA
NTXMMX20A122AA
Air outlet
Drain outlet
Air inlet
(Back and side)
Air outlet
Drain outlet
Air inlet
(Back and side)
Air outlet
Air inlet
(Back and side)
Drain outlet
OBHT702

6
SPECIFICATION
3
NOTE: Test conditions are based on AHRI 210/240.
Item Outdoor model NTXMMX20A122AA
Indoor type Non-Duct (09+09) Duct (09+12)
Capacity
Cooling *1 Btu/h 18,000 20,000
Heating 47 *1 Btu/h 22,000 22,000
Heating 17 *2 Btu/h 1,2500 13,500
Power
consumption
Cooling *1 W 1,417 2,000
Heating 47 *1 W 1,641 1,771
Heating 17 *2 W 1,300 1,350
EER Cooling 12.7 10.0
SEER Cooling 20.0 16.0
HSPF IV(V) Heating 10.0 9.3
COP Heating 3.93 3.64
External nish Munsell 3.0Y 7.8/1.1
Power supply V, phase, Hz 208/230, 1, 60
Max. fuse size (time delay) A 20
Min. circuit ampacity A 17.2
Fan motor F.L.A 1.77
Compressor
Model SNB140FQUH2T
Winding resistance
(at 68 ºF) ΩU-V1.99 V-W 1.99 W-U 1.99
R.L.A 10.7
L.R.A 15.5
Refrigerant control LEV
Sound level dB(A) 50/54
Defrost method Reverse cycle
Dimensions
W in. 33-1/16
D in. 13
H in. 27-15/16
Weight lb. 126
Remote controller Wireless type
Control voltage (by built-in transformer) 12 - 24 VDC
Refrigerant piping Not supplied (optional parts)
Valve size Liquid in. 1/4
Gas in. 3/8
Connection method
Indoor Flared
Outdoor Flared
Refrigerant charge (R410A) lb. 5 lb. 15 oz.
Refrigeration oil (Model)  oz. (L) 20.3 (0.6) (NEO22)
Unit: °F
Mode Test Indoor air condition Outdoor air condition
Dry bulb Wet bulb Dry bulb Wet bulb
Cooling *1: "A" Cooling steady state at rated compressor speed 80 67 95 (75)
"B-2" Cooling steady state at rated compressor speed 80 67 82 (65)
"B-1" Cooling steady state at minimum compressor speed 80 67 82 (65)
Low ambient cooling steady state at minimum compressor speed 80 67 67 (53.5)
Intermediate cooling steady state at intermediate compressor speed 80 67 87 (69)
Heating *1: Standard rating-heating at rated compressor speed 70 60 47 43
*2: Low temperature heating at maximum compressor speed 70 60 17 15
Maximum temperature heating at minimum compressor speed 70 60 62 56.5
High temperature heating at minimum compressor speed 70 60 47 43
Frost accumulation at rated compressor speed 70 60 35 33
Frost accumulation at intermediate compressor speed 70 60 35 33
OBHT702

7
NOTE: Test conditions are based on AHRI 210/240.
Item Outdoor model NTXMMX24A132AA
Indoor type Non-Duct (06+09+09) Duct (09+09+09)
Capacity
Cooling *1 Btu/h 22,000 23,600
Heating 47 *1 Btu/h 25,000 24,600
Heating 17 *2 Btu/h 19,600 19,600
Power
consumption
Cooling *1 W 1,620 2,100
Heating 47 *1 W 1,750 1,900
Heating 17 *2 W 2,580 2,440
EER Cooling 13.6 11.2
SEER Cooling 20.0 16.0
HSPF IV(V) Heating 9.8 (7.6) 9.2 (7.6)
COP Heating 4.20 3.80
External nish Munsell 3.0Y 7.8/1.1
Power supply V, phase, Hz 208/230, 1, 60
Max. fuse size (time delay) A 25
Min. circuit ampacity A 22.1
Fan motor F.L.A 2.43
Compressor
Model SNB220FQGMC
Winding resistance
(at 68 ºF) ΩU-V 0.95 V-W 0.95 W-U 0.95
R.L.A 12
L.R.A 13.7
Refrigerant control LEV
Sound level dB(A) 51/55
Defrost method Reverse cycle
Dimensions
W in. 37-13/32
D in. 13
H in. 31-11/32
Weight lb. 137
Remote controller Wireless type
Control voltage (by built-in transformer) 12-24 VDC
Refrigerant piping Not supplied (optional parts)
Valve size Liquid in. 1/4
Gas in. A:1/2 B,C:3/8
Connection method
Indoor Flared
Outdoor Flared
Refrigerant charge (R410A) lb. 6lb. 13oz.
Refrigeration oil (Model)  oz. (L) 23.7 (0.7) (FV50S)
Unit: °F
Mode Test Indoor air condition Outdoor air condition
Dry bulb Wet bulb Dry bulb Wet bulb
Cooling *1: "A" Cooling steady state at rated compressor speed 80 67 95 (75)
"B-2" Cooling steady state at rated compressor speed 80 67 82 (65)
"B-1" Cooling steady state at minimum compressor speed 80 67 82 (65)
Low ambient cooling steady state at minimum compressor speed 80 67 67 (53.5)
Intermediate cooling steady state at intermediate compressor speed 80 67 87 (69)
Heating *1: Standard rating-heating at rated compressor speed 70 60 47 43
*2: Low temperature heating at maximum compressor speed 70 60 17 15
Maximum temperature heating at minimum compressor speed 70 60 62 56.5
High temperature heating at minimum compressor speed 70 60 47 43
Frost accumulation at rated compressor speed 70 60 35 33
Frost accumulation at intermediate compressor speed 70 60 35 33
OBHT702

8
NOTE: Test conditions are based on AHRI 210/240.
Item Outdoor model NTXMMX30A132AA
Indoor type Non-Duct (09+09+12) Duct (09+09+12)
Capacity
Cooling *1 Btu/h 28,400 27,400
Heating 47 *1 Btu/h 28,600 27,600
Heating 17 *2 Btu/h 21,000 21,000
Power
consumption
Cooling *1 W 2,680 2,840
Heating 47 *1 W 2,150 2,220
Heating 17 *2 W 2,740 2,820
EER Cooling 10.6 9.6
SEER Cooling 19.0 16.2
HSPF IV(V) Heating 10.6 (8.0) 9.6 (8.0)
COP Heating 3.90 3.64
External nish Munsell 3.0Y 7.8/1.1
Power supply V, phase, Hz 208/230, 1, 60
Max. fuse size (time delay) A 25
Min. circuit ampacity A 22.1
Fan motor F.L.A 2.43
Compressor
Model SNB220FQGMC
Winding resistance
(at 68 ºF) ΩU-V 0.95 V-W 0.95 W-U 0.95
R.L.A 12
L.R.A 13.7
Refrigerant control LEV
Sound level dB(A) 52/56
Defrost method Reverse cycle
Dimensions
W in. 37-13/32
D in. 13
H in. 31-11/32
Weight lb. 137
Remote controller Wireless type
Control voltage (by built-in transformer) 12-24 VDC
Refrigerant piping Not supplied (optional parts)
Valve size Liquid in. 1/4
Gas in. A:1/2 B,C:3/8
Connection method
Indoor Flared
Outdoor Flared
Refrigerant charge (R410A) lb. 6lb. 13oz.
Refrigeration oil (Model)  oz. (L) 23.7 (0.7) (FV50S)
Unit: °F
Mode Test Indoor air condition Outdoor air condition
Dry bulb Wet bulb Dry bulb Wet bulb
Cooling *1: "A" Cooling steady state at rated compressor speed 80 67 95 (75)
"B-2" Cooling steady state at rated compressor speed 80 67 82 (65)
"B-1" Cooling steady state at minimum compressor speed 80 67 82 (65)
Low ambient cooling steady state at minimum compressor speed 80 67 67 (53.5)
Intermediate cooling steady state at intermediate compressor speed 80 67 87 (69)
Heating *1: Standard rating-heating at rated compressor speed 70 60 47 43
*2: Low temperature heating at maximum compressor speed 70 60 17 15
Maximum temperature heating at minimum compressor speed 70 60 62 56.5
High temperature heating at minimum compressor speed 70 60 47 43
Frost accumulation at rated compressor speed 70 60 35 33
Frost accumulation at intermediate compressor speed 70 60 35 33
OBHT702

9
NOTE: Test conditions are based on AHRI 210/240.
Item Outdoor model NTXMMX36A142AA
Indoor type Non-Duct (09+09+09+09) Duct (09+09+09+09)
Capacity
Cooling *1 Btu/h 35,400 34,400
Heating 47 *1 Btu/h 36,000 34,400
Heating 17 *2 Btu/h 26,600 26,600
Power
consumption
Cooling *1 W 3,760 3,940
Heating 47 *1 W 3,020 3,100
Heating 17 *2 W 3,440 3,540
EER Cooling 9.4 8.7
SEER Cooling 19.2 16.0
HSPF IV(V) Heating 11.0 (8.4) 9.8 (8.4)
COP Heating 3.50 3.25
External nish Munsell 3.0Y 7.8/1.1
Power supply V, phase, Hz 208/230, 1, 60
Max. fuse size (time delay) A 25
Min. circuit ampacity A 22.1
Fan motor F.L.A 2.43
Compressor
Model SNB220FQGMC
Winding resistance
(at 68 ºF) ΩU-V 0.95 V-W 0.95 W-U 0.95
R.L.A 12
L.R.A 13.7
Refrigerant control LEV
Sound level dB(A) 54/56
Defrost method Reverse cycle
Dimensions
W in. 37-13/32
D in. 13
H in. 31-11/32
Weight lb. 139
Remote controller Wireless type
Control voltage (by built-in transformer) 12-24 VDC
Refrigerant piping Not supplied (optional parts)
Valve size Liquid in. 1/4
Gas in. A:1/2 B,C,D:3/8
Connection method
Indoor Flared
Outdoor Flared
Refrigerant charge (R410A) lb. 6lb. 13oz.
Refrigeration oil (Model)  oz. (L) 23.7 (0.7) (FV50S)
Unit: °F
Mode Test Indoor air condition Outdoor air condition
Dry bulb Wet bulb Dry bulb Wet bulb
Cooling *1: "A" Cooling steady state at rated compressor speed 80 67 95 (75)
"B-2" Cooling steady state at rated compressor speed 80 67 82 (65)
"B-1" Cooling steady state at minimum compressor speed 80 67 82 (65)
Low ambient cooling steady state at minimum compressor speed 80 67 67 (53.5)
Intermediate cooling steady state at intermediate compressor speed 80 67 87 (69)
Heating *1: Standard rating-heating at rated compressor speed 70 60 47 43
*2: Low temperature heating at maximum compressor speed 70 60 17 15
Maximum temperature heating at minimum compressor speed 70 60 62 56.5
High temperature heating at minimum compressor speed 70 60 47 43
Frost accumulation at rated compressor speed 70 60 35 33
Frost accumulation at intermediate compressor speed 70 60 35 33
OBHT702

10
NOTE: Test conditions are based on AHRI 210/240.
Item Outdoor model NTXMMX42A152AA
Indoor type Non-Duct (06+09+09+09+09) Duct (09+09+09+09+09)
Capacity
Cooling *1 Btu/h 40,500 37,500
Heating 47 *1 Btu/h 45,000 41,000
Heating 17 *2 Btu/h 30,500 29,100
Power
consumption
Cooling *1 W 4,403 4,112
Heating 47 *1 W 3,575 3,463
Heating 17 *2 W 4,800 5,500
EER Cooling 9.2 9.0
SEER Cooling 19.7 15.2
HSPF IV(V) Heating 10.3 (7.7) 9.1 (7.7)
COP Heating 3.69 3.47
External nish Munsell 3.0Y 7.8/1.1
Power supply V, phase, Hz 208/230, 1, 60
Max. fuse size (time delay) A 40
Min. circuit ampacity A 32.5
Fan motor F.L.A 2.43
Compressor
Model MNB33FBTMC-L
Winding resistance
(at 68 ºF) ΩU-V 0.30 V-W 0.30 W-U 0.30
R.L.A 20
L.R.A 28.8
Refrigerant control LEV
Sound level dB(A) 56/58
Defrost method Reverse cycle
Dimensions
W in. 37-13/32
D in. 13
H in. 41-17/64
Weight lb. 189
Remote controller Wireless type
Control voltage (by built-in transformer) 12-24 VDC
Refrigerant piping Not supplied (optional parts)
Valve size Liquid in. 1/4
Gas in. A:1/2 B,C,D,E: 3/8
Connection method
Indoor Flared
Outdoor Flared
Refrigerant charge (R410A) lb. 8 lb. 13 oz.
Refrigeration oil (Model)  oz. (L) 37.2 (1.1) (FV50S)
Unit: °F
Mode Test Indoor air condition Outdoor air condition
Dry bulb Wet bulb Dry bulb Wet bulb
Cooling *1: "A" Cooling steady state at rated compressor speed 80 67 95 (75)
"B-2" Cooling steady state at rated compressor speed 80 67 82 (65)
"B-1" Cooling steady state at minimum compressor speed 80 67 82 (65)
Low ambient cooling steady state at minimum compressor speed 80 67 67 (53.5)
Intermediate cooling steady state at intermediate compressor speed 80 67 87 (69)
Heating *1: Standard rating-heating at rated compressor speed 70 60 47 43
*2: Low temperature heating at maximum compressor speed 70 60 17 15
Maximum temperature heating at minimum compressor speed 70 60 62 56.5
High temperature heating at minimum compressor speed 70 60 47 43
Frost accumulation at rated compressor speed 70 60 35 33
Frost accumulation at intermediate compressor speed 70 60 35 33
OBHT702