Troubleshooting
MCAC-UTSM-2008-11
124
Outdoor Units
f. Open-circuit and short-circuit trouble of T4
g. High temperature protection of condenser
Is connection to connector of temp. sensor good?
Check the resistance of the temp. sensor according to Annex 1
Repair connector
No
Yes
Is it the resistance is normal?
Indoor PCB is defective.
Replace the sensor
Yes
No
High temperature protection of condenser
Check the resistance of the temp. sensor
according to Annex 1, is it normal?
Possible reason
1. Air or other gas in the refrigerant.
2. Heat exchanger is dirty
3. Outdoor fan or fan blade is defective
4. Outdoor unit is bad ventilation
5. Refrigerant is leakage
6. Outdoor PCB is defective
Replace the sensor
No
Yes
Содержание MCA-12HRN1
Страница 2: ......
Страница 13: ...MCAC UTSM 2008 11 Dimensions Indoor Units 11 3 Dimensions 4 Service Space...
Страница 14: ...Wiring Diagram MCAC UTSM 2008 11 12 Indoor Units 5 Wiring Diagram...
Страница 21: ...MCAC UTSM 2008 11 Field Wiring Indoor Units 19 13 Field Wiring MCA 12HRN1...
Страница 22: ...Field Wiring MCAC UTSM 2008 11 20 Indoor Units MCA 18HRN1...
Страница 31: ...MCAC UTSM 2008 11 Wiring Diagrams Indoor Units 29 5 Wiring Diagrams 5 1 MCC 24HRN1 MCC 30HRN1 MCC 36HRN1...
Страница 32: ...Wiring Diagrams MCAC UTSM 2008 11 30 Indoor Units 5 2 MCC 30HRN1 R MCC 36HRN1 R MCC 48HRN1 R...
Страница 41: ...MCAC UTSM 2008 11 Exploded View Indoor Units 39 10 Exploded View 10 1 MCC 24HRN1 33...
Страница 43: ...MCAC UTSM 2008 11 Exploded View Indoor Units 41 10 2 MCC 30HRN1...
Страница 45: ...MCAC UTSM 2008 11 Exploded View Indoor Units 43 10 3 MCC 30HRN1 R...
Страница 47: ...MCAC UTSM 2008 11 Exploded View Indoor Units 45 10 4 MCC 36HRN1...
Страница 49: ...MCAC UTSM 2008 11 Exploded View Indoor Units 47 10 5 MCC 36HRN1 R...
Страница 51: ...MCAC UTSM 2008 11 Exploded View Indoor Units 49 10 6 MCC 48HRN1 R 34 3 3 2 3 3 3 4 3 5 3 6 3 7 32 3...
Страница 54: ...Field Wiring MCAC UTSM 2008 11 52 Indoor Units 13 Field Wiring...
Страница 62: ...Service Space MCAC UTSM 2008 11 60 Indoor Units 4 Service Space...
Страница 63: ...MCAC UTSM 2008 11 Wiring Diagrams Indoor Units 61 5 Wiring Diagrams 5 1 MUB 12HRN1 MUB 18HRN1...
Страница 64: ...Wiring Diagrams MCAC UTSM 2008 11 62 Indoor Units 5 2 MUB 24HRN1 MUB 30HRN1 1 phase MUB 36HRN1 1 phase...
Страница 65: ...MCAC UTSM 2008 11 Wiring Diagrams Indoor Units 63 5 3 MUB 30HRN1 3 phase MUB 36HRN1 3 phase...
Страница 66: ...Wiring Diagrams MCAC UTSM 2008 11 64 Indoor Units 5 3 MUB 48HRN1 R MUB 60HRN1 R...
Страница 87: ...MCAC UTSM 2008 11 Field Wiring Indoor Units 85 13 Field Wiring MUB 12HRN1 MUB 18HRN1...
Страница 88: ...Field Wiring MCAC UTSM 2008 11 86 Indoor Units MUB 24HRN1 MUB 30HRN1 MUB 36HRN1 1 phase...
Страница 89: ...MCAC UTSM 2008 11 Field Wiring Indoor Units 87 MUB 30HRN1 MUB 36HRN1 3 phase MUB 48HRN1 R MUB 60HRN1 R...
Страница 96: ...Dimensions MCAC UTSM 2008 11 94 Outdoor Units 2 Dimensions 2 1 MOU 12HN1...
Страница 97: ...MCAC UTSM 2008 11 Dimensions Outdoor Units 95 2 2 MOUA 18HN1...
Страница 98: ...Dimensions MCAC UTSM 2008 11 96 Outdoor Units 2 3 MOUA 24HN1...
Страница 99: ...MCAC UTSM 2008 11 Dimensions Outdoor Units 97 2 4 MOU 30HN1 MOU 30HN1 R MOU 36HN1 MOU 36HN1 R...
Страница 100: ...Dimensions MCAC UTSM 2008 11 98 Outdoor Units 2 5 MOUA 48HN1 R MOUA 60HN1 R...
Страница 105: ...MCAC UTSM 2008 11 Wiring Diagrams Outdoor Units 103 5 Wiring Diagrams 5 1 MOU 12HN1...
Страница 106: ...Wiring Diagrams MCAC UTSM 2008 11 104 Outdoor Units 5 2 MOUA 18HN1...
Страница 107: ...MCAC UTSM 2008 11 Wiring Diagrams Outdoor Units 105 5 3 MOUA 24HN1...
Страница 108: ...Wiring Diagrams MCAC UTSM 2008 11 106 Outdoor Units 5 4 MOU 30HN1 MOU 36HN1...
Страница 109: ...MCAC UTSM 2008 11 Wiring Diagrams Outdoor Units 107 5 5 MOU 30HN1 R MOU 36HN1 R...
Страница 110: ...Wiring Diagrams MCAC UTSM 2008 11 108 Outdoor Units 5 6 MOUA 48HN1 R MOUA 60HN1 R...
Страница 128: ......
Страница 138: ...Control MCAC UTSM 2008 11 136 Control Part 5 Control 1 Remote Controller 137...