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Sanyo 000 BTU Ductless Single Zone Mini-Split Wall-Mounted Heat Pump Service Manual Download Page 147

IV-1

SM831148

4. Service procedures

1

2

3

4

5

6

4. SERVICE PROCEDURES

4-1. Meaning of Alarm Messages ......................................................................................... IV-2
4-2. Symptoms and Parts to Inspect ................................................................................... IV-5
4-3. Details of Alarm Messages ........................................................................................... IV-8
4-4. Table  of Thermistor  Characteristics ............................................................................IV-14

Summary of Contents for 000 BTU Ductless Single Zone Mini-Split Wall-Mounted Heat Pump

Page 1: ...H4272R C4272R UH2672R TH2672R THH2672R TH3672R THH3672R TH4272R CH2672R C2672R CH3072R C3072R CH3672R C3672R KH3072R KH3672R Indoor Unit Outdoor Unit UH3672R KHH2672R KH2672R OUTDOOR MODEL No PRODUCT CODE No CH2672R 854 028 20 CH3072R 854 028 21 CH3672R 854 028 22 CH4272R 854 031 87 C2672R 854 028 24 C3072R 854 028 25 C3672R 854 028 26 C4272R 854 031 88 INDOOR MODEL No PRODUCT CODE No XH2672R 854 ...

Page 2: ......

Page 3: ...n on your back Sharp edges or thin aluminum fins on the air conditioner can cut your fingers Important When Installing In a Room Properly insulate any tubing run inside a room to prevent sweating that can cause dripping and water damage to walls and floors In Moist or Uneven Locations Use a raised concrete pad or concrete blocks to provide a solid level foundation for the outdoor unit This prevent...

Page 4: ... ELECTRICAL DATA III 1 3 1 Indoor Units III 2 3 2 Outdoor Units III 16 Section 4 SERVICE PROCEDURES IV 1 4 1 Meaning of Alarm Messages IV 2 4 2 Symptoms and Parts to Inspect IV 5 4 3 Details of Alarm Messages IV 8 4 4 Table of Thermistor Characteristics IV 14 Section 5 OUTDOOR UNIT MAINTENANCE REMOTE CONTROL V 1 5 1 Overview V 2 5 2 Functions V 2 5 3 Normal Display Operations and Functions V 3 5 4...

Page 5: ...ions I 47 1 4 Dimensional data I 63 1 5 Refrigerant Flow Diagram I 74 1 6 Operating Range I 75 1 7 Heating Capacity I 76 1 8 Noise Criterion Curves I 77 1 9 Increasing the Fan Speed I 82 1 10 Air throw distance chart I 83 1 11 Installation Instructions I 86 1 12 Electrical Wiring I 98 1 13 Using Wireless Remote Controller with Wall mounted Indoor Unit I 102 ...

Page 6: ...y SANYO Operation sound Indoor Hi Me Lo dB A 45 42 40 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube...

Page 7: ...al Wired Remote Controller Optional Wireless Remote Controller RCS SH1UA RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable Drain pump Drain connection 20A OD26mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 48 42 38 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit ...

Page 8: ...al Wired Remote Controller Optional Wireless Remote Controller RCS SH1UA RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable Drain pump Drain connection 20A OD26mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 46 42 38 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit ...

Page 9: ...al Wired Remote Controller Optional Wireless Remote Controller RCS SH1UA RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable Drain pump Drain connection 20A OD26mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 48 44 40 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit ...

Page 10: ...mote Controller RCS SH1UA RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable Drain pump Drain connection 20A OD26mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 48 42 38 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 L...

Page 11: ...roller RCS SH1UA RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable Drain pump Drain connection 20A OD26mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 46 42 38 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of e...

Page 12: ...troller RCS SH1UA RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable Drain pump Drain connection 20A OD26mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 48 44 40 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of ...

Page 13: ...ontroller RCS SH80UA WL RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable long life 2 500 hr Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 38 35 31 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m ...

Page 14: ...ller RCS SH80UA WL RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable long life 2 500 hr Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 44 37 33 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 5...

Page 15: ...ler RCS SH80UA WL RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable long life 2 500 hr Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 45 38 34 Outdoor Hi dB A 53 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50...

Page 16: ... RCS BH80UA WL Air deflection Horizontal Vertical Automatic Vertical Air filter Washable long life 2 500 hr Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 38 35 31 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing ...

Page 17: ...eflection Horizontal Vertical Automatic Vertical Air filter Washable long life 2 500 hr Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 44 37 33 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment f...

Page 18: ...flection Horizontal Vertical Automatic Vertical Air filter Washable long life 2 500 hr Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 45 38 34 Outdoor Hi dB A 53 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft...

Page 19: ...door 3 and Automatic control Variable Optional Wired Remote Controller Optional Wireless Remote Controller RCS BH80UA WL Air deflection Horizontal Vertical Air filter Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 34 30 27 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT...

Page 20: ...or 3 and Automatic control Variable Optional Wired Remote Controller Optional Wireless Remote Controller RCS BH80UA WL Air deflection Horizontal Vertical Air filter Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 38 33 31 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT T...

Page 21: ...Wired Remote Controller Optional Wireless Remote Controller RCS BH80UA WL Air deflection Horizontal Vertical Air filter Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 34 30 27 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limi...

Page 22: ... Wired Remote Controller Optional Wireless Remote Controller RCS SH1UA RCS BH80UA WL Air deflection Horizontal Vertical Air filter Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Compressor Rotary SANYO Operation sound Indoor Hi Me Lo dB A 38 33 31 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m ...

Page 23: ...O Operation sound Indoor Hi Me Lo dB A 39 37 33 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube Narro...

Page 24: ...NYO Operation sound Indoor Hi Me Lo dB A 39 37 33 Outdoor Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube Nar...

Page 25: ...ration sound Indoor Hi Me Lo dB A 42 40 35 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube Narrow tub...

Page 26: ... Indoor Hi Me Lo dB A 42 40 35 Outdoor Hi dB A 52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube Narrow tube in mm 3 8 ...

Page 27: ...Indoor Hi Me Lo dB A 44 41 37 Outdoor Hi dB A 53 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube Narrow tube in mm 3 8 6...

Page 28: ...or Hi dB A 49 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube Narrow tube in mm 3 8 6 35 outer diameter Wide tube in mm ...

Page 29: ...52 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube Narrow tube in mm 3 8 6 35 outer diameter Wide tube in mm 5 8 15 88 R...

Page 30: ...3 Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING Limit of tubing length ft m 165 50 Limit of tubing length at shipment ft m 10 100 3 30 Limit of elevation difference ft m Outdoor unit is higher than indoor unit 100 30 between the two units ft m Outdoor unit is lower than indoor unit 50 15 Refrigerant tube Narrow tube in mm 3 8 6 35 outer diameter Wide tube in mm 5 8 15 88 Re...

Page 31: ...No of pole r p m 230 V High rpm 6 464 Nominal output W 40 Coil resistance Ω BRW WHT 170 3 ORG YEL 43 2 Ambient temperature 68 F WHT VLT 18 1 WHT PNK 83 5 VLT ORG 43 2 YEL BLK 60 2 Safety device Operating temperature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 4 5 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 2 14 9 Face area ft 2 m2 3 69 0 343 Panel Model...

Page 32: ...z No of pole r p m 230 V High rpm 6 467 Nominal output W 60 Coil resistance Ω BRW WHT 75 1 ORG YEL 27 4 Ambient temperature 68 F WHT VLT 6 7 VLT PNK 42 7 VLT ORG 20 6 YEL BLK 58 0 Safety device Operating temperature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 5 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 2 14 9 Face area ft 2 m2 8 20 0 762 Panel Model N...

Page 33: ...z No of pole r p m 230 V High rpm 6 506 Nominal output W 60 Coil resistance Ω BRW WHT 75 1 ORG YEL 27 4 Ambient temperature 68 F WHT VLT 6 7 VLT PNK 42 7 VLT ORG 20 6 YEL BLK 58 0 Safety device Operating temperature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 6 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 2 14 9 Face area ft 2 m2 8 20 0 762 Panel Model N...

Page 34: ... 60 Hz No of pole r p m 230 V High rpm 1 179 Nominal output W 31 Coil resistance Ω BRW WHT 111 0 ORG YEL 16 7 Ambient temperature 68 F WHT VLT 35 4 BLK PNK 23 9 VLT ORG 13 4 YEL BLK 136 6 Safety device Operating temperature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 1 5 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 3 14 9 Face area ft 2 m2 1 81 0 168 Aut...

Page 35: ... 60 Hz No of pole r p m 230 V High rpm 4 1 040 Nominal output W 100 Coil resistance Ω BRW WHT 61 05 ORG YEL 13 23 Ambient temperature 68 F WHT VLT 9 955 YEL BLK 19 25 VLT ORG 9 576 BLK PNK 10 81 Safety device Operating temperature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 4 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 3 14 9 Face area ft 2 m2 3 51 0 32...

Page 36: ... 60 Hz No of pole r p m 230 V High rpm 4 1 099 Nominal output W 100 Coil resistance Ω BRW WHT 61 05 ORG YEL 13 23 Ambient temperature 68 F WHT VLT 9 955 YEL BLK 19 25 VLT ORG 9 576 BLK PNK 10 81 Safety device Operating temperature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 5 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 3 14 9 Face area ft 2 m2 3 51 0 32...

Page 37: ...ature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 1 5 µF Heater Ass y Aux Heater Model AH 1 8THS2432 1 8 1 45 Input 230 208 V KW Protective thermostat CS 12AL OFF 122 6 F ON 104 10 F Thermo fuse SF96U Cut off 205 4 F Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 3 14 9 Face area ft 2 m2 1 81 0 168 Auto louver motor Model No MT8 3C Auto louver motor Rated V W...

Page 38: ...ure Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 4 µF Heater Ass y Aux Heater Model AH 2 4THS3632 2 4 1 94 Input 230 208 V KW Protective thermostat CS 12AL OFF 122 6 F ON 104 10 F Thermo fuse SF96U Cut off 205 4 F Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 3 14 9 Face area ft 2 m2 3 51 0 326 Auto louver motor Model No MT8 3C Auto louver motor Rated V W rpm...

Page 39: ...ugal 4 5 29 32 150 Fan motor Model KFG4X 71B6P Source 230 208 V 1 phase 60 Hz No of pole r p m 230 V High rpm 4 920 Nominal output W 100 Coil resistance Ω BRW WHT 74 7 ORG YEL 9 59 Ambient temperature 68 F WHT VLT 19 1 YEL BLK 10 52 VLT ORG 10 5 BLK PNK 21 72 Safety device Operating temperature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 5 µF Heat exchanger Coil Aluminum plate fin ...

Page 40: ...fugal 4 5 29 32 150 Fan motor Model KFG4X 141A6P Source 230 208 V 1 phase 60 Hz No of pole r p m 230 V High rpm 4 940 Nominal output W 100 Coil resistance Ω BRW WHT 39 9 ORG YEL 9 37 Ambient temperature 68 F WHT VLT 6 91 YEL BLK 8 86 VLT ORG 11 4 BLK PNK 14 3 Safety device Operating temperature Open F 266 14 4 Close F 174 2 27 Run capacitor VAC µF 440 V 5 µF Heat exchanger Coil Aluminum plate fin ...

Page 41: ... in mm 1 O D 4 1 3 110 L39 990 Fan motor Model KFT4Q 31A6P C Source 230 208 V 1 phase 60 Hz No of pole r p m 230 V High rpm 4 1 224 Nominal output W 28 8 Coil resistance Ω BRW WHT 260 7 ORG YEL 23 76 Ambient temperature 68 F WHT VLT 42 62 YEL PNK 115 9 VLT ORG 30 36 Safety device Operating temperature Open F 14 4 Close F 174 2 26 Run capacitor VAC µF 440 V 1 8 µF Heat exchanger Coil Aluminum plate...

Page 42: ...30 208 V 1 phase 60 Hz No of pole r p m 230 V High rpm 4 1 275 Nominal output W 50 Coil resistance Ω GRY WHT 125 4 ORG YEL 23 93 Ambient temperature 68 F WHT VLT 20 69 YEL PNK 9 39 VLT ORG 11 31 Safety device Operating temperature Open F 266 14 4 Close F 174 2 26 Run capacitor VAC µF 440 V 4 5 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 2 12 7 Face area ft 2 m2 3 23 0 ...

Page 43: ...30 208 V 1 phase 60 Hz No of pole r p m 230 V High rpm 4 1 273 Nominal output W 50 Coil resistance Ω GRY WHT 122 3 ORG YEL 23 03 Ambient temperature 68 F WHT VLT 15 98 YEL PNK 9 272 VLT ORG 11 93 Safety device Operating temperature Open F 266 14 4 Close F 174 2 26 Run capacitor VAC µF 440 V 4 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 3 12 7 Face area ft 2 m2 3 23 0 3...

Page 44: ...al output W 30 Coil resistance Ω BRW WHT 197 2 ORG YEL 59 1 Ambient temperature 68 F WHT VLT 41 4 YEL PNK 48 8 VLT ORG 22 2 Safety device Operating temperature Open F 248 9 Close F 171 27 Run capacitor VAC µF 440 V 1 8 µF Heat exchanger Coil Aluminum plate fin Copper tube Rows 3 12 7 Face area ft 2 m2 2 57 0 24 Louver Motor Model M2EA24ZA01 Rating 208 to 230 V 60 Hz No of pole rpm 8 3 Output W 2 5...

Page 45: ...eter mm Air circulation Hi m3 h Fan speeds Max Fan motor Model No Source No of pole Nominal output W Coil resistance Ω RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 C BLK RED 30 5 Safety device Operating temperature Open F C Close F C Run capacitor VAC µF Heat exchanger Coil Rows fin pitch mm Face area m2 CR CH4872R Microprocessor C 7RVN153H0V 280 V 25 A CH2672R 208 230 V 1 phase 60 Hz PSi Set ...

Page 46: ...ulation Hi m3 h Fan speeds Max Fan motor Model No Source No of pole Nominal output W Coil resistance Ω RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 C BLK RED 30 5 Safety device Operating temperature Open Close Run capacitor VAC µF Heat exchanger Coil Rows fin pitch mm Face area m2 CR CH4872R Microprocessor C 7RVN153H0V 280 V 25 A CH3072R CH3672R 208 230 V 1 phase 60 Hz PSi Set pressure OFF DAJ...

Page 47: ...r Model No Source No of pole Nominal output W Coil resistance Ω RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 C BLK RED 30 5 Safety device Operating temperature Open Close Run capacitor VAC Coil Rows fin pitch mm Face area m2 CR CH4872R Microprocessor 280 V 25 A CH4272R 208 230 V 1 phase 60 Hz PSi Set pressure OFF DAJ12 95B61A B C CR 6 000 2 ø460 830 rpm Inverter drive control 600 456 2 700 1 9...

Page 48: ... Fan motor Model No Source No of pole Nominal output W Coil resistance Ω RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 C BLK RED 30 5 Safety device Operating temperature Open Close Run capacitor VAC Coil Rows fin pitch mm Face area m2 CR CH4872R Microprocessor C 7RVN153H0V 280 V 25 A C2672R 208 230 V 1 phase 60 Hz PSi Set pressure OFF DAJ12 95B61A C CR 3 000 1 ø460 800 rpm Inverter drive contro...

Page 49: ... Model No Source No of pole Nominal output W Coil resistance RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 C BLK RED 30 5 Safety device Operating temperature Open Close Run capacitor VAC Coil Rows fin pitch mm Face area m2 CR CH4872R Microprocessor C 7RVN153H0V 280 V 25 A C3072R C3672R 208 230 V 1 phase 60 Hz PSi Set pressure OFF DAJ12 95B61A C CR 3 300 1 ø460 830 rpm Inverter drive control 600...

Page 50: ...Model No Source No of pole Nominal output W Coil resistance RED WHT 30 5 WHT BLK 30 5 Ambient temperature 20 C BLK RED 30 5 Safety device Operating temperature Open Close Run capacitor VAC Coil Rows fin pitch mm Face area m2 CR CH4872R Microprocessor 280 V 25 A C4272R 208 230 V 1 phase 60 Hz PSi Set pressure OFF 6 000 2 ø460 830 rpm Inverter drive control 600 456 2 700 1 900 DC340 V 3 phase Propel...

Page 51: ...emprature 77 F BRN BRN 0 97 ORG ORG 3 16 Thermistor cut off temperature F 277 Thermistor Coil sensor TH2 3 PBC 41E S14 Coil resistance kΩ 14 F 23 7 41 F 12 1 23 F 18 8 50 F 9 7 32 F 15 0 59 F 8 0 Thermistor Room sensor TH1 KTEC 35 S6 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 Drain pump PJV 1428AU Rated 230 208 VAC 12 5 W Float switch...

Page 52: ...BRN 0 97 ORG ORG 3 16 Thermistor cut off temperature F 277 Thermistor Coil sensor TH2 3 PBC 41E S14 Coil resistance kΩ 14 F 23 7 41 F 12 1 23 F 18 8 50 F 9 7 32 F 15 0 59 F 8 0 Thermistor Room sensor TH1 KTEC 35 S6 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 Drain pump PJV 1428AU Rated 230 208 VAC 12 5 W Float switch FS 0218 102 MAX Ra...

Page 53: ...BRN 0 97 ORG ORG 3 16 Thermistor cut off temperature F 277 Thermistor Coil sensor TH2 3 PBC 41E S14 Coil resistance kΩ 14 F 23 7 41 F 12 1 23 F 18 8 50 F 9 7 32 F 15 0 59 F 8 0 Thermistor Room sensor TH1 KTEC 35 S6 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 Drain pump PJV 1428AU Rated 230 208 VAC 12 5 W Float switch FS 0218 102 MAX Ra...

Page 54: ...D RED 0 89 Ambient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S14 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor PBC 41E S14 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 Sy...

Page 55: ...D RED 0 89 Ambient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S14 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor PBC 41E S42 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 Sy...

Page 56: ...D RED 0 89 Ambient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S14 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor KTEC 35 S6 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 Syn...

Page 57: ...D RED 0 89 Ambient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S14 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor PBC 41E S14 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 Sy...

Page 58: ...ED RED 0 89 Ambient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S14 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor PBC 41E S42 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 S...

Page 59: ...T WHT 48 0 RED RED 0 89 Ambient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S36 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor KTEC 35 S42 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 ...

Page 60: ...T WHT 48 0 RED RED 0 89 Ambient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S36 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor KTEC 35 S85 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 ...

Page 61: ...WHT WHT 78 5 RED RED 1 95 Ambient temprature 77 F BRN BRN 0 42 ORG ORG 6 11 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S4 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor KTEC 35 S6 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 ...

Page 62: ...ient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S4 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor KTEC 35 S6 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5 86 F 4 0 Switch Assy s SW K...

Page 63: ...HT WHT 48 0 RED RED 0 89 Ambient temprature 77 F BRN BRN 0 45 ORG ORG 2 05 Thermistor cut off temperature F 277 Thermistor Coil sensor PBC 41E S4 Coil resistance kΩ 14 F 23 7 59 F 8 0 23 F 18 8 68 F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 50 F 9 7 113 F 2 6 Thermistor Room or coil sensor KTEC 35 S6 Coil resistance kΩ 32 F 16 5 104 F 2 7 41 F 12 8 113 F 2 2 50 F 10 0 122 F 1 8 68 F 6 3 131 F 1 5...

Page 64: ...32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 113 F 2 6 Thermistor Comp discharge gas sensor TH6 Coil resistance kΩ 140 F 13 8 194 F 5 1 158 F 9 7 212 F 3 8 167 F 8 2 230 F 2 8 176 F 7 0 248 F 2 2 185 F 5 9 266 F 1 7 Solenoid coil or 4 way valve 4 way valve STF 02UG Solenoid coil STF 01AQ503UA1 Heat pump model only DATA SUBJECT TO CHANGE WITHOUT NOTICE Electric expansion valve MOV Valve UKV 18D13 Coil UK...

Page 65: ... F 6 5 32 F 15 0 86 F 4 4 41 F 12 1 104 F 3 1 113 F 2 6 Thermistor Comp discharge gas sensor TH6 Coil resistance kΩ 140 F 13 8 194 F 5 1 158 F 9 7 212 F 3 8 167 F 8 2 230 F 2 8 176 F 7 0 248 F 2 2 185 F 5 9 266 F 1 7 Solenoid coil or 4 way valve 4 way valve STF 02U2G Solenoid coil STF 01AQ503UA1 Heat pump models only DATA SUBJECT TO CHANGE WITHOUT NOTICE Electric expansion valve MOV Valve UKV 18D1...

Page 66: ...12 1 104 F 3 1 113 F 2 6 Thermistor Comp discharge gas sensor TH6 Coil resistance kΩ 140 F 13 8 194 F 5 1 158 F 9 7 212 F 3 8 167 F 8 2 230 F 2 8 176 F 7 0 248 F 2 2 185 F 5 9 266 F 1 7 Solenoid coil or 4 way valve 4 way valve STF 04U1G Solenoid coil STF 01AQ503UA1 Heat pump model only DATA SUBJECT TO CHANGE WITHOUT NOTICE Electric expansion valve MOV Valve UKV 25D Coil UKV U013E ...

Page 67: ...liquid line 3 8 Flare connection Refrigerant gas line 5 8 Flare connection Drain connection Power supply entry conduit size 1 2 For discharge duct Suspention bolt mounting For fresh air intake X view X 1917_X_S 14 27 32 22 9 32 Suspention bolt pitch 32 9 32 Ceiling opening 9 1 8 11 1 2 13 11 32 6 3 16 2 5 16 7 5 32 Dimension inch 4 7 8 8 11 16 8 27 32 30 9 16 15 32 15 32 Detail of ø 5 2 9 3 2 ø 6 ...

Page 68: ...line 3 8 Flare connection Refrigerant gas line 5 8 Flare connection Drain connection Power supply entry conduit size 1 2 For discharge duct Suspention bolt mounting For fresh air intake X view X 1918_X_S 20 9 16 33 11 16 Suspention bolt pitch 43 11 16 Ceiling opening 9 1 8 11 1 2 13 11 32 7 3 32 6 3 16 2 5 16 7 5 32 Dimension inch 4 7 8 9 19 32 9 13 16 30 9 16 15 32 15 32 Detail of ø 5 2 9 3 2 ø 6...

Page 69: ... hole Hole for power supply Conduit size 1 2 Infrared rays receiver for wireless remote controller Cutting position for fresh air intake 1919_THS_I Dimension inch Air intake Air outlet 2 ft or more Hole for wall through piping View from front 9 7 8 7 15 32 8 7 16 51 3 16 26 3 8 11 1 32 12 7 32 50 13 32 5 25 32 12 19 32 6 5 16 3 3 32 3 3 4 5 25 32 4 23 32 2 17 32 5 9 32 5 25 32 1 3 32 6 5 16 3 9 32...

Page 70: ...n Knockout hole Hole for power supply Conduit size 1 2 Infrared rays receiver for wireless remote controller Cutting position for fresh air intake 1920_TS_I Dimension inch Air intake Air outlet 2 ft or more Hole for wall through piping View from front 9 7 8 9 7 16 8 7 16 62 26 3 8 11 1 32 12 7 32 61 7 32 7 3 4 12 19 32 6 5 16 5 15 16 5 1 2 7 3 4 6 11 16 4 1 2 7 1 4 7 3 4 1 3 32 6 5 16 3 5 32 4 3 4...

Page 71: ...7 7 8 Tube cover Electrical component box Flange for the air intake duct option or field supply 9 10 11 1914_U_I Suspension bolt pitch 16 ø 1 8 Hole 37 7 8 Air outlet duct flange 35 7 16 39 3 8 42 17 32 Suspension bolt pitch 5 29 32 1 9 16 11 13 32 11 12 32 10 23 32 2 15 16 2 9 16 7 3 32 1 7 32 1 7 32 22 27 32 31 32 4 17 32 3 4 11 15 16 10 1 4 Air outlet duct flange Dimension inch 3 17 32 7 9 32 1...

Page 72: ... cover Electrical component box Flange for the air intake duct option or field supply 9 10 11 1915_U_I Suspension bolt pitch 18 ø1 8 Hole 56 25 32 Air outlet duct flange 9 1 16 P 6 54 11 32 58 9 32 61 13 32 Suspension bolt pitch 5 29 32 1 9 16 13 3 16 13 3 16 13 3 16 12 7 32 2 15 16 2 9 16 9 1 16 1 7 32 1 7 32 22 27 32 31 32 4 17 32 3 4 11 15 16 10 1 4 Air outlet duct flange 10 11 7 32 2 3 4 5 1 8...

Page 73: ...2 31 32 8 9 32 31 32 A B C ø 1 8 Number of holes D E F G H I 26 type 39 9 32 37 7 8 5 7 3 32 5 7 3 32 35 7 16 4 23 32 9 21 32 9 21 32 1 9 27 32 5 8 36 type 58 3 16 56 25 32 6 9 1 16 6 9 1 16 54 11 32 4 23 32 19 9 32 9 21 32 2 9 7 16 25 32 inch 1 4 Dimensional data Indoor unit Concealed Duct Type Flange for the air intake duct Field supply For Concealed Duct Type Thickness more than T1 16 inch ...

Page 74: ...gerant liquid line 3 8 Flare connection Refrigerant gas line 5 8 Flare connection Drain hose OD 1 1 4 Dimension inch Refrigerant liquid line 3 8 Flare connection Refrigerant gas line 5 8 Flare connection Drain hose OD 45 64 1911_X_S 4 5 32 2 1 4 8 9 32 14 9 16 2 3 4 Drain and wiring port 3 5 32 Indoor unit Wall Mounted Type KH2672R ...

Page 75: ...ons 1 4 Dimensional data Indoor unit Wall Mounted Type 30 36 Type 59 1 16 Dimension inch Refrigerant liquid line 3 8 Flare connection Refrigerant gas line 5 8 Flare connection Drain hose OD 1 1 4 1912_X_S 9 7 16 14 9 16 2 3 4 2 9 16 1 49 64 ...

Page 76: ...1 2 3 4 5 6 I 72 SM831148 1 Specifications 1 4 Dimensional Data B Outdoor Unit CH2672R C2672R CH3072R C3072R CH3672R C3672R ...

Page 77: ...1 2 3 4 5 6 I 73 SM831148 1 Specifications 1 4 Dimensional Data B Outdoor Unit CH4272R C4272R ...

Page 78: ...1 2 3 4 5 6 I 74 SM831148 1 Specifications 1 5 Refrigerant Flow Diagram Outdoor Unit CH2672R C2672R Indoor Unit 26 30 36 Type CH3072R C3072R CH3672R C3672R ...

Page 79: ...low Diagram Outdoor Unit CH4272R C4272R Indoor Unit 42 Type 1 6 Operating Range Temperature Indoor Air Intake Outdoor Air Intake Cooling Maximum 95 F DB 71 F WB 109 F DB Minimum 67 F DB 57 F WB 0 F DB Heating Maximum 80 F DB 67 F WB 65 F WB Minimum DB WB 5 F WB ...

Page 80: ...1 2 3 4 5 6 I 76 SM831148 1 Specifications 1 7 Heating Capacity CH2672R C2672R CH3072R C3072R CH3672R C3672R CH4272R C4272R ...

Page 81: ...CE 208 230 V 1 Phase 60 Hz 60 50 40 30 20 10 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 bar 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE BAND CENTER FREQUENCIES Hz NC 20 NC 40 NC 50 NC 30 2108_X_I 60 50 40 30 20 10 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 bar 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS N...

Page 82: ... HIGH 46 dB A NC 39 LOW 37 dB A NC 31 CONDITION Distance 3 3 ft Under the unit 3 3 ft SOURCE 208 230 V 1 Phase 60 Hz MODEL TH4272R SOUND LEVEL HIGH 47 dB A NC 40 LOW 38 dB A NC 32 CONDITION Distance 3 3 ft Under the unit 3 3 ft SOURCE 208 230 V 1 Phase 60 Hz 60 50 40 30 20 10 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 bar 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR...

Page 83: ...S NOISE 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 bar NC 50 NC 40 NC 30 NC 20 MODEL UH3672R SOUND LEVEL HIGH 38 dB A NC 30 LOW 31 dB A NC 21 CONDITION Under the unit 4 9 ft SOURCE 208 230 V 1 Phase 60 Hz 1762_U_I 60 50 40 30 20 10 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE 63 125 250 500 1000 2000 4000 8000 BAND CENTER ...

Page 84: ... THRESHOLD OF HEARING FOR CONTINUOUS NOISE BAND CENTER FREQUENCIES Hz NC 20 NC 40 NC 50 NC 30 2120_K_I MODEL KHH2672R SOUND LEVEL HIGH 45 dB A NC 38 LOW 40 dB A NC 33 CONDITION Distance 3 3 ft Under the unit 3 3 ft SOURCE 208 230 V 1 Phase 60 Hz 60 50 40 30 20 10 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 bar 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS N...

Page 85: ...h because of the conditions of operation the structure of the building the background noise and other factors 2 The test results were obtained from an nechoic room NOTE To evaluate Noise level the maximum number of the measured OCTAVE BAND SOUND PRESSURE LEVEL is used Read the number on each BAND CENTER FREQUENCIES horizontal axis ranging from 63 Hz to 8000 Hz and select the maximum value vertical...

Page 86: ...ues are shown based on the H air flow For the 26 type the air flow is 636 CFM while the external static pressure is 49 Pa at H position If external static pressure is too great due to long extension of duct for example the air flow volume may drop too low at each air outlet This problem may be solved by increasing the fan speed as explained above If external static pressure is too great due to lon...

Page 87: ...AIR VELOCITY ft sec VERTICAL DISTANCE ft AXIS AIR VELOCITY 2111_X_I Model 26 Type Model 36 42 Type LOUVER ANGLE 20 in Cooling mode LOUVER ANGLE 60 in Heating mode Condition Fan Speed Hi Room air temp 80 F DB in cooling mode 68 F DB in heating mode 0 3 7 10 13 17 20 0 3 7 10 13 HORIZONTAL DISTANCE ft AXIS AIR VELOCITY ft sec VERTICAL DISTANCE ft AXIS AIR VELOCITY 2112_X_I ...

Page 88: ...5_T_I AXIS AIR VELOCITY Model 36 Type 2116_T_I AXIS AIR VELOCITY 0 3 7 10 13 17 20 23 26 29 33 0 3 7 10 13 17 HORIZONTAL DISTANCE ft AXIS AIR VELOCITY ft sec VERTICAL DISTANCE ft Model 42Type 2117_T_I AXIS AIR VELOCITY FAN SPEED HEATING COOLING ROOM AIR TEMP LOUVER ANGLE HIGH HIGH 68 F 80 F 54 7 COOLING HEATING 0 3 7 10 13 17 20 23 26 29 33 0 3 7 10 13 17 HORIZONTAL DISTANCE ft AXIS AIR VELOCITY f...

Page 89: ...ce ft 0 22 5 45 45 67 5 Axis air velocity 2121_K_S COOLING HEATING FAN SPEED HIGH HIGH ROOM AIR TEMP 80 F 70 F FLAP ANGLE 0 22 5 45 45 67 5 5 Horizontal distance ft 10 13 5 0 10 15 20 25 33 30 Axis air velocity ft sec Vertical distance ft 0 22 5 45 45 67 5 2122_K_S Axis air velocity Model KH3072R KH3672R Axis air velocity ft sec Vertical distance ft Horizontal distance ft 10 13 5 0 Model KH2672R ...

Page 90: ... the elevation difference between the 2 units During tubing work try to make both the tubing length L and the difference in elevation H1 as short as possible Refer to Table 1 2 Table 1 1 Single H1 Maximum length H1 H1 100 50 Maximum indoor outdoor height difference If outdoor unit is higher If outdoor unit is lower Indoor unit type 26 30 36 types 42 type Maximum length 165 ft 165 ft Charge less tu...

Page 91: ...is placed 100 100 100 higher ft Outdoor unit is placed 50 50 50 lower ft Max allowable tubing length at shipment ft 10 100 10 100 10 100 Required additional refrigerant 1 oz ft a 0 43 b 0 43 b 0 43 Refrigerant charged at shipment lbs 4 2 6 2 7 9 No additional charge of compressor oil is necessary 1 If total tubing length becomes 100 to 165 ft charge additional refrigerant by 0 43 oz ft Table 1 3 L...

Page 92: ...formly cooled select a location where the ceiling is strong enough to support the weight of the unit select a location where tubing and drain pipe have the shortest run to the outdoor unit allow room for operation and maintenance as well as unrestricted air flow around the unit install the unit within the maximum elevation differ ence above or below the outdoor unit and within a total tubing lengt...

Page 93: ...istance for A and B is 80 Fig 1 3 Even if there is no wall on the outlet side a minimum of 3 3 ft is required Installation requirements provide a solid base concrete block 4 16 beams or equal a minimum of 6 above ground level to reduce humidity and protect the unit gainst possible water damage and decreased service life Fig 1 4 use lug bolts or equal to bolt down unit reducing vibration and noise ...

Page 94: ...ucting a The outdoor fan may not run and damage to the unit may occur b There may be no air flow c The tubing may freeze and burst d The condenser pressure may drop because of strong wind and the indoor unit may freeze Precautions for Installation in Heavy Snow Areas 1 The platform should be higher than the max snow depth Fig 1 6 2 The 2 anchoring feet of the outdoor unit should be used for the pl...

Page 95: ... chamber base Unit inch For outdoor unit 4272R 9 7 16 1 1 8 1 1 8 1 3 8 21 5 32 12 15 32 2 3 4 Rectangular hole Rectangular hole Rectangular hole Rectangular hole 11 13 16 2 1 4 3 9 7 16 1 3 8 12 15 32 21 5 32 2 3 4 21 13 32 1 1 22 13 32 42 29 32 39 1 4 9 27 32 9 27 32 12 7 32 9 27 32 1 Unit front air discharge chamber 2 Unit left side air discharge chamber 3 Unit light side air discharge chamber ...

Page 96: ...Wind direction Wind direction Wind direction Wind direction Wind direction 37 30 23 32 23 32 9 27 32 21 5 8 4 1 16 5 3 16 Wind direction Unit inch For outdoor unit 4272R 4 5 16 25 31 32 6 11 16 1 2 1 2 13 3 8 15 15 16 14 31 32 13 32 19 32 25 32 25 32 1 2 2 11 36 21 13 32 11 13 16 Wind direction Wind direction 37 23 32 48 7 16 Wind direction Wind direction Wind direction Wind direction 11 13 16 4 1...

Page 97: ...e than 11 13 16 More than 11 13 16 More than 7 7 8 Unit inch More than 78 3 4 More than 15 3 4 More than 59 1 16 Unit inch CAUTION CAUTION The top and both sides must remain open If there are obstacles to the front and rear of the outdoor unit the obstacle at either the front or rear must be no taller than the height of the outdoor unit The front and top must remain open The obstacles must be no t...

Page 98: ... Unit top snow proof vent 2 Unit left side 3 Unit right side 4 Unit reverse side 5 Unit reverse side 6 Unit sides reinforcement brackets for snow proof vent Unit inch 17 15 32 25 13 32 9 3 16 28 13 16 15 9 32 47 19 32 2 3 11 7 8 3 31 32 9 3 16 28 13 16 1 13 16 47 19 32 30 3 32 1 4 5 29 32 17 23 32 19 11 16 25 32 13 5 16 19 11 16 1 5 8 28 3 4 30 5 8 5 8 3 3 4 19 11 16 Fastened by screws at 13 locat...

Page 99: ...4 15 15 16 14 31 32 13 32 19 32 25 32 30 3 32 25 13 32 7 1 16 3 4 30 23 32 37 Wind direction Wind direction Wind direction Wind direction Wind direction Wind direction Unit inch 11 29 32 28 13 16 Wind direction Wind direction Wind direction Wind direction Wind direction Wind direction 48 7 16 47 19 37 37 24 7 8 15 15 16 14 31 32 13 32 19 32 25 32 25 32 30 3 32 25 13 32 7 1 16 Unit inch ...

Page 100: ... unit 1 Single unit installation 3 Multiple unit installation 2 or more units Note In cases 2 and 3 the height of the obstacle must be no taller than the height of the outdoor unit 2 Obstacles on both sides Top is open Top is open Top is blocked by an obstacle Top is blocked by an obstacle C H 2672R 3072R 3672R 4272R Outdoor unit A B C D E F G 5 29 32 5 29 32 11 13 16 7 7 8 11 13 16 5 29 32 7 7 8 ...

Page 101: ...ension Q If a snow protection duct is attached after the unit is installed verify that dimension Q is 19 11 16 in or more Dimension Q If a snow protection duct is attached after the unit is installed verify that dimension Q is 19 11 16 in or more The top and both sides must remain open Either the obstacle to the front or the obstacle to the rear must be no taller than the height of the outdoor uni...

Page 102: ...ol wiring should be wired apart from the inter unit power wiring Use shielded wires for inter unit control wiring between units and ground the shield on both sides 9 If the power supply cord of this appliance is dam aged it must be replaced by a repair shop appointed by the manufacturer because specialpurpose tools are required 10 All wiring used must be Class 1 Recommended Wire Length and Wire Di...

Page 103: ...d remote controller wiring D E have no polarity But for other wiring respect polarity Be sure to connect as shown in the Wiring System Diagram 3 In case of separate supply connection to indoor unit over current protection must be provided between power source and indoor unit MAXIMUM OVER CURRENT PROTECTION 15 A FUSE OR HACRTYPE CIRCUIT BREAKER U2 U1 L1 L2 U1 U2 1 2 G 2 1 WHT Remote controller D A ...

Page 104: ...inal follow the instructions on How to connect wiring to the terminal and fasten the wire securely with the fixing screw of the terminal plate How to Connect Wiring to the Terminal For stranded wiring 1 Cut the wire end with a wire cutter or wire cutting pliers then strip the insulation to expose the stranded wiring about 3 8 in Fig 1 8 2 Using a Phillips head screwdriver remove the terminal screw...

Page 105: ...of the outdoor units When shipping In shorted condition Otherwise the communication of S net link system is not performed For a system without link no connection wiring between outdoor units do not remove the short plug 2 Do not install the inter unit control wiring in a way that forms a loop Fig 1 10 3 If branching the inter unit control wiring the number of branch points should be 16 or fewer Br...

Page 106: ...o be used slide the switch on the indoor unit control PCB If this setting is not made an alarm will occur The operation lamp on the display blinks This setting is not necessary if both the wired remote controller and wireless remote controller are used KH3072R KH3672R KHH2672R KH2672R Setting at time of factory shipment Slide No 3 on SW101 from ON OFF ...

Page 107: ... 2 PROCESSES AND FUNCTIONS 2 1 Room Temperature Control II 2 2 2 Cold Draft Prevention Heating Cycle II 4 2 3 Automatic Fan Speed Indoor Unit II 5 2 4 Control Functions II 6 2 5 Outdoor Unit Control PCB II 9 2 6 Outdoor Unit Control PCB CR CH4272R II 10 ...

Page 108: ...r 5 minutes after the compressor is first turned on and for 3 minutes after it is turned off the compressor is not controlled by the room sensor Thermo ON When room temperature rises 2 F 4 F when set on body sensor above the set temperature T T 2 F or T 4 F when set on body sensor Compressor ON Thermo OFF When the room temperature is 2 F below the set temperature T Compressor OFF 2 1 Room Temperat...

Page 109: ...MO OFF OFF 88 F 81 F 77 F 1134_THS_I THERMO OFF THERMO OFF LL LL LL L L SETTING TEMP SET TEMP Chart Summary and Explanations Once the compressor starts it keeps running for 5 minutes Once the compressor stops it will not start running again for 3 minutes If you change the operation mode HEAT COOL or FAN during the heating cycle the control circuit stops the compressor for 3 minutes For 5 minutes a...

Page 110: ... line shows that the indoor fan motor is OFF When the temperature at sensor E2 falls below 50 F the indoor fan motor stops running 2 2 Cold Draft Prevention Heating Cycle The cold draft prevention function controls indoor fan speed so a strong draft of cold air will not blow out before the indoor heat exchange coils have warmed up STANDBY shows on the remote controller when the indoor fan speed is...

Page 111: ... L M M H 1924_M_S ROOM TEMP deg SET TEMP 2 4 H M High Middle L Low Chart Explanations and notes When the fan speed changes it keeps the speed step for at least 1 minute even if the temperature changes to another speed step during the time 2 3 Automatic Fan Speed Indoor Unit By pressing the FAN SPEED button on the remote controller the fan speed can be set at one of four steps AUTO HI MED or LO Whe...

Page 112: ...e TD sensor is abnormal or has become disconnected the fan will not operate and a protective device is activated 2 Heating fan control 1 The outdoor unit fan minimum speed and maximum speed are determined according to the outdoor air temperature and operating frequency The speed is controlled in stages between the minimum speed and maximum speed based on the outdoor heat exchanger temperature C1 a...

Page 113: ...he temperature is in the H area operating frequency control area and the outdoor air temperature is less than 90 F the compressor maximum operating frequency is limited according to the indoor unit fan speed 4 If the temperature is in the I area normal operating area the compressors operate normally 5 If the temperature is continuously in the J area and the compressor operating frequency reaches 0...

Page 114: ...Outdoor air temperature is 7 F or above and outdoor heat exchanger temperature C1 of 0 F or below is detected continuously for 20 seconds 3 Outdoor air temperature is below 7 F and outdoor heat exchanger temperature C1 of below outdoor air temperature 10 F is detected continuously for 20 seconds 2 Defrost cancel Defrost end conditions 1 Outdoor heat exchanger temperature C1 rises to 54 F or higher...

Page 115: ...EXCT plug CN026 Automatic address setting switch S001 Snowfall sensor Cooling test Test pin CN036 Operation circuit fuse F002 LED 1 2 Serial 1 plug Terminal plug CN015 Serial 2 plug If the operation circuit fuse F002 has blown determine and correct the cause for the blown fuse then change the socket from the serial 1 plug to the serial 2 plug Position detection plug CN003 Refrigerant System addres...

Page 116: ...ms a maximum of 30 systems maximum 64 units can be connected In the case of group control or central control set the sys tem address to a setting other than 0 1 or above If the number of systems is greater than 9 this switch can be used in combination with DIP switch S003 to set up to 30 systems The setting can be made as high as 39 however all settings above 30 are handled as 30 for control For d...

Page 117: ...gth of the wiring between the outdoor unit PCB and the relay is 2 m Lead wire with 2P plug special order part WIRE K 623 161 2098 Relay field supply contact input specifications DC 5 V 0 5 mA Recommended relay Fuji Electric HH62SW compatible with micro contacts Use a commercially available timer such as the Omron H5 daily time switch Terminal plug CN015 Quiet mode CN028 Example of wiring 1 2 CN028...

Page 118: ......

Page 119: ...III 1 SM831148 3 Electrical data 1 2 3 4 5 6 3 ELECTRICAL DATA 3 1 Indoor Units III 2 3 2 Outdoor Units III 16 ...

Page 120: ...1 2 3 4 5 6 III 2 SM831148 3 Electrical data 3 1 Indoor Units 4 Way Air Discharge Semi concealed Type XH2672R XH3672R XH4272R Electric Wiring Diagram ...

Page 121: ...III 3 SM831148 3 Electrical data 1 2 3 4 5 6 4 Way Air Discharge Semi concealed Type XH2672R XH3672R XH4272R Schematic Diagram ...

Page 122: ...1 2 3 4 5 6 III 4 SM831148 3 Electrical data Ceiling Mounted Type TH2672R TH3672R TH4272R Electric Wiring Diagram ...

Page 123: ...III 5 SM831148 3 Electrical data 1 2 3 4 5 6 Ceiling Mounted Type TH2672R TH3672R TH4272R Schematic Diagram ...

Page 124: ...1 2 3 4 5 6 III 6 SM831148 3 Electrical data Ceiling Mounted Type THH2672R THH3672R Electric Wiring Diagram ...

Page 125: ...III 7 SM831148 3 Electrical data 1 2 3 4 5 6 Ceiling Mounted Type THH2672R THH3672R Schematic Diagram ...

Page 126: ...1 2 3 4 5 6 III 8 SM831148 3 Electrical data Concealed Duct Type UH2672R UH3672R Electric Wiring Diagram ...

Page 127: ...III 9 SM831148 3 Electrical data 1 2 3 4 5 6 Concealed Duct Type UH2672R UH3672R Schematic Diagram ...

Page 128: ...1 2 3 4 5 6 III 10 SM831148 3 Electrical data Wall Mounted Type KH2672R ...

Page 129: ...III 11 SM831148 3 Electrical data 1 2 3 4 5 6 Wall Mounted Type KH2672R Schematic Diagram ...

Page 130: ...1 2 3 4 5 6 III 12 SM831148 3 Electrical data Wall Mounted Type KH3072R KH3672R Electric Wiring Diagram ...

Page 131: ...III 13 SM831148 3 Electrical data 1 2 3 4 5 6 Wall Mounted Type KH3072R KH3672R Schematic Diagram ...

Page 132: ...1 2 3 4 5 6 III 14 SM831148 3 Electrical data Wall Mounted Type KHH2672R Electric Wiring Diagram ...

Page 133: ...III 15 SM831148 3 Electrical data 1 2 3 4 5 6 Wall Mounted Type KHH2672R Schematic Diagram ...

Page 134: ...1 2 3 4 5 6 III 16 SM831148 3 Electrical data 3 2 Outdoor Units CH2672R Electric Wiring Diagram ...

Page 135: ...III 17 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units CH2672R Schematic Diagram ...

Page 136: ...1 2 3 4 5 6 III 18 SM831148 3 Electrical data 3 2 Outdoor Units C2672R Electric Wiring Diagram ...

Page 137: ...III 19 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units C2672R Schematic Diagram ...

Page 138: ...1 2 3 4 5 6 III 20 SM831148 3 Electrical data 3 2 Outdoor Units CH3072R CH3672R Electric Wiring Diagram ...

Page 139: ...III 21 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units CH3072R CH3672R Schematic Diagram ...

Page 140: ...1 2 3 4 5 6 III 22 SM831148 3 Electrical data 3 2 Outdoor Units C3072R C3672R Electric Wiring Diagram ...

Page 141: ...III 23 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units C3072R C3672R Schematic Diagram ...

Page 142: ...1 2 3 4 5 6 III 24 SM831148 3 Electrical data 3 2 Outdoor Units CH4272R Electric Wiring Diagram ...

Page 143: ...III 25 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units CH4272R Schematic Diagram ...

Page 144: ...1 2 3 4 5 6 III 26 SM831148 3 Electrical data 3 2 Outdoor Units C4272R Electric Wiring Diagram ...

Page 145: ...III 27 SM831148 3 Electrical data 1 2 3 4 5 6 3 2 Outdoor Units C4272R Schematic Diagram ...

Page 146: ......

Page 147: ...148 4 Service procedures 1 2 3 4 5 6 4 SERVICE PROCEDURES 4 1 Meaning of Alarm Messages IV 2 4 2 Symptoms and Parts to Inspect IV 5 4 3 Details of Alarm Messages IV 8 4 4 Table of Thermistor Characteristics IV 14 ...

Page 148: ...atic address setting failed An indoor unit detected trouble in the signal from another indoor unit Communications trouble between units Setting error Mis setting Continued Error in transmitting serial communications signal I Starting auto address setting is prohibited This alarm message shows that the auto address connector CN100 is shorted while other RC line is executing auto address operation n...

Page 149: ...s operation multi control trouble Compressor current failure overload Indoor heat exchanger temperature sensor E1 Indoor heat exchanger temperature sensor E2 Indoor temperature sensor Discharge temperature TD Outdoor heat exchanger temperature C1 Outdoor heat exchanger temperature C2 Outdoor air temperature TO Intake temperature TS Indoor EEPROM error Outdoor protection Thermistor open circuit Sho...

Page 150: ...xamples of alarm display below 3 H alarm 4 E alarm 5 F alarm Alternate blinking during alarms Insufficient gas indicator Refrigerant recovery mode Automatic address setting Displayed during automatic address setting 1 and initial communication After these are completed alarm F31 is displayed Pre trip P20 Pre trip insufficient gas Pre trip other 0 25 0 75 0 75 0 25 0 25 0 75 0 75 0 25 0 25 0 75 0 7...

Page 151: ...r compressor has been ON for 5 minutes Indoor heat exchanger temp drops although compressors are ON in heating mode min E1 E2 50 F Indoor heat exchanger temp rises although compressors are ON in cooling mode E2 104 F 1 Check 4 way valve 2 Check 4 way valve wiring 3 Check outdoor unit control PCB High pressure protection trouble 1 Refrigerant cycle overload operation 2 Outdoor coil temperature sens...

Page 152: ...r control PCB position detection circuit trouble Inverter stops after alarm is detected Position detection circuit is activated even when the compressor 3P connector is disconnected and the compressor operated Replace the inverter control PCB Disconnection open circuit or short circuit in discharge temp sensor TD Sensor detection trouble minutes have elapsed after compressor stopped Open circuit A...

Page 153: ...lure to verify No of units Automatic recovery Automatic recovery 1 Check inter unit control wiring 2 Check outdoor unit Outdoor unit sending failure to indoor unit l o r t n o c t i n u r e t n i k c e h C 1 e r u l i a f g n i d n e s l a n g i s l a i r e S wiring 2 Check outdoor unit control PCB Settings failure Duplicated master unit in simultaneous operation multi control Detected by outdoor ...

Page 154: ...tion circuit wiring OK Check and correct wiring Are wiring and connector connections OK Check and correct wiring Is compressor OK Ground fault Replace compressor Coil resistor short circuit Coil open circuit Is there abnormal refrigerant accumulation Replace compressor Is operation of electronic control valve OK Replace outdoor unit control PCB Are C1 and TS sensors OK Replace C1 and TS sensors Re...

Page 155: ...e Are circuit wiring connector connections and reactor connections OK Correct Has filter PCB RY001 or RY002 relay activated Has filter PCB AC fuse blown Replace filter PCB Disconnect U V W output terminal on HIC PCB and start operation Does alarm P26 occur Replace HIC PCB Is compressor OK Check for layer short circuit Replace compressor Is resistance between each terminal on HIC PCB OK See followi...

Page 156: ...e 200 kΩ or more 300 kΩ or more 300 kΩ or more 300 kΩ or more 200 kΩ or more 200 kΩ or more 200 kΩ or more No Yes Replace outdoor unit control PCB 3 Alarm E31 communications trouble within unit IGBT short circuit protection Is E31 displayed even after the power voltage is reset Normal HIC CH4872R 42 Type HIC CH2672R 26 30 36 Type ...

Page 157: ...0 40 Ω 2 White black 30 40 Ω 3 Black red 30 40 Ω Disconnect connector CN004 and measure on the plug side Motor position detection circuit resis tance is OK if it is as shown below Disconnect connector CN003 and measure on the plug side 1 Grey yellow 100 kΩ or more or open 2 Grey blue 100 kΩ or more or open 3 Grey orange 100 kΩ or more or open Fan motor is OK outdoor unit control PCB has failed Rep...

Page 158: ...ble 5 Alarms F04 F06 F07 F08 F12 Are connectors CN020 021 022 023 and 024 TD TO C1 C2 and TS sensors connected correctly to the outdoor unit control PCB Correct the connector connections Are the TD TO C1 C2 and TS sensor resistance characteristics OK Replace the TD TO C1 C2 or TS sensor Refer to 4 4 Table of Thermistor Characteristics ...

Page 159: ...ed to display all remote controller indoor unit and outdoor unit sensor temperatures Check procedure 1 Press and hold the button and button simultaneously for 4 seconds or longer 2 Unit No X X main unit No item code XX sensor address and service monitor 00XX sensor tem perature appear on the remote controller LCD See figure 3 Press the temperature setting and buttons and change the item code to th...

Page 160: ...layed by LED 1 and 2 Discharge temp TD Outdoor air temp TO Heat exchanger temp C1 Heat exchanger temp C2 Intake temp TS Thermistor Check results Normal Abnormal LED 1 and 2 OFF LED 1 lit LED 1 lit LED 1 lit LED 2 lit 2 4 way valve turns ON for 1 second 3 Forced cooling or heating operation 4 4 Table of Thermistor Characteristics 1 Outdoor Air Temp TO Intake Temp TS Heat Exchanger Temp C1 Sensor He...

Page 161: ...1 Overview V 2 5 2 Functions V 2 5 3 Normal Display Operations and Functions V 3 5 4 Monitoring Operations Display of Indoor Unit and Outdoor Unit Sensor Temperatures V 6 5 5 Monitoring the Outdoor Unit Alarm History Display of Outdoor Unit Alarm History V 7 5 6 Setting Modes Setting the Outdoor Unit EEPROM V 7 ...

Page 162: ...ervicing No 8540528057900 The special service checker wiring is required in order to connect the outdoor unit maintenance remote control ler to the outdoor unit PCB Even when the outdoor unit maintenance remote controller is connected a separate remote controller or other control device must be connected to the indoor unit 5 2 Functions Normal display functions 1 Functions Button operations can be...

Page 163: ...splays the overall system status for that refrigerant system All units start stop Fig 1 Operation The button can be used to start and stop all the indoor units The LED turns ON when 1 or more indoor units is operating The LED blinks when an alarm has occurred at 1 or more indoor units during operation Switching between cooling heating Fig 1 Operation The button switches between heating and cooling...

Page 164: ...onnected in that refrigerant system No of connected units 1 06 Unit Nos of connected outdoor units in that refrigerant system 2 07 Operating status of outdoor units in that refrigerant system blinks when alarms occur 2 08 09 0A 0b 0C 0d 0E 0F 10 Total compressor operating time in 1 hr units 3 11 12 13 14 15 16 Total power ON time of outdoor unit in 1 hr units 17 Compressor start count 18 19 FE Out...

Page 165: ...in the same way allowing unit Nos up to 80 to be displayed Sample displays of the unit Nos of connected indoor units NOTE The colon display changes automatically every 10 seconds The display does not change if higher unit numbers do not exist Pressing the button switches the display immediately to the next higher level even if 10 seconds have not passed A and B are displayed alternately B A 10 Tot...

Page 166: ...ng and buttons to select the item code of the temperature to monitor The selected indoor unit No and the temperature data are displayed 4 To end monitoring press the button The display returns to the normal display The display does not blink 3 1 4 2 e d o C f o g n i n a e M e d o c m e t I Indoor unit data 02 Indoor unit intake temp 03 Indoor unit heat exchanger temp E1 04 Indoor unit heat exchan...

Page 167: ...layed as 01 08 01 indicates the most recent alarm The alarm history is indicated by the alarm code If there have been no alarm codes is displayed 4 To clear the alarm history press the button The outdoor unit alarm history will be cleared 5 To end press the button The display returns to the normal remote controller display 5 6 Setting Modes Setting the Outdoor Unit EEPROM Setting mode 1 Operating ...

Page 168: ...ether the unit is running or stopped 2 During cooling only 4 hours stopped 20 minutes operating regardless of whether the unit is running or stopped 3 At all times 4 hours stopped 20 minutes operating 4 At all times 2 hours stopped 20 minutes operating 0d Odor countermeasure when Do not set indoor cooling thermostat is OFF y l n o l o o C 1 p m u p t a e H 0 y l n o l o o C E 0 0F Control system s...

Page 169: ...de Setting is displayed blinking The display shows the set outdoor unit address System XX YY System XX System address YY Address at outdoor unit sub bus item code number DN value in the table below and the setting data 6 digits The setting data is displayed in 6 digits The display changes between the first 3 digits Fig A and the last 3 digits Fig B When the first 3 digits are displayed the top poi...

Page 170: ... Control system schedule 83 Control system schedule 84 3 phase or single phase 0 3 phase 1 single phase 85 Power frequency Do not set 86 Control system schedule List of Item Codes Figures represent the capacity data for each model Do not set 8E Control system schedule Do not set 8b Control system schedule Do not set 8A Control system schedule 0 No 1 Yes 89 Crank case heater control Do not set 88 C...

Page 171: ...Run VI 2 6 2 Caution VI 3 6 3 Test Run Procedure VI 3 6 4 Items to Check Before theTest Run VI 4 6 5 Test Run Using the Remote Controller VI 4 6 6 Precautions VI 4 6 7 Table of Self Diagnostic Functions and Corrections X T U KType VI 5 6 8 Examples of Wiring Diagrams VI 6 ...

Page 172: ...mpressor The bottom of the compressor should be warm to the touch and the crankcase heater around the feet of the com pressor should be hot to the touch Fig 6 1 6 Both the gas and liquid tube service valves are open If not open them now Fig 6 2 7 Request that the customer be present for the trial run Explain the contents of the instruction manual then have the customer actually operate the system ...

Page 173: ... be used This test run manual describes primarily the procedure when using the wired remote controller 6 3 Test Run Procedure Recheck the items see IV 4 to check before the test run Turn ON the indoor and outdoor power Set the remote controller to test run Return the remote controller to normal control YES NO Automatic address See I 98 See VI 4 Check the combination wiring of indoor and outdoor un...

Page 174: ...t run operation 5 For the test run of an inverter outdoor unit operate the compressors for a minimum of 10 minutes When performing a test run using a wired remote controller operation is possible without attaching the cas sette type ceiling panel P09 will not be displayed 6 6 Precautions Request that the customer be present when the test run is performed At this time explain the operation manual a...

Page 175: ...eversed phase or open phase in the 3 phase power at one of the outdoor units in the group Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Same as at left Remote controller cros...

Page 176: ...n connecting the wires Miswiring will damage the units 1 2 1 2 0 L2 U1 RC U2 L1 U2 U1 G 1 2 System address rotary switch Set to 0 at the time of shipment Outdoor unit Indoor unit Wired remote controller WHT BLK Optional Remote controller wiring Field supply Ground Power supply Single phase 230 208 V Inter unit power line 230 208 V 60 Hz Fig 6 5 ...

Page 177: ...m address before turning on the remote power switch Refer to Setting the system addresses on next page Set using the system address rotary switch on the outdoor unit control PCB Wiring procedure 1 Connect the remote controller to the indoor unit remote controller wiring Use the remote controller connection wire coming from the indoor unit and field supply wire and a wire joint to complete the conn...

Page 178: ...ontroller display Press the remote controller timer time button and button simultaneously Hold for 4 seconds or longer Then press the button Item code AA appears All systems automatic address setting Automatic address setting is performed in sequence for all outdoor units from No 1 to No 30 When automatic address setting is completed the units return to normal stopped status To select each refrige...

Page 179: ... fan operates only at the selected indoor unit Confirm that correct fan is operating and indicate address on the indoor unit Press the button again to return to the normal remote controller mode For details refer to the separate handbook Main sub remote controller control Control using 2 remote controller switches Main sub remote controller control refers to the use of 2 remote controllers to cont...

Page 180: ...SANYO Commercial Solutions HVAC Solutions Gr 1165 Allgood Road Suite 22 Marietta GA 30062 Phone 770 509 0517 Fax 770 565 8807 Web www sanyohvac com May 07 Printed in U S A ...

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