Service manual
- 31 -
9.3 Function
Remote receiving
Testing and forced running
Position set for indoor unit wind vane
LED displaying and alarm
On or off Timer
Protection for the compressor
Current protection
High temperature protection of indoor heat exchanger at heating mode
Auto defrosting and heating recovery at heating mode
Anti cold air at heating mode
9.4 Protection
9.4.1 3 minutes delay at restart for compressor.
9.4.2 Sensor protection at open circuit and breaking disconnection
9.4.3 Fan Speed is out of control. When Indoor Fan Speed is too high(higher than High Fan+300RPM)or
too low(lower than 400RPM), the unit stops and LED displays failure information and can’t returns to
normal operation automatically.
9.4.4 Cross Zero signal error warning. If there is no Cross Zero signals in 4 minutes, the unit stops and
LED displays failure information and can’t returns to normal operation automatically.
9.4.5 The current protection of the compressor
Current up
I restore
I fan
I 5min
I 3sec
Indoor fan: On
compressor: On
outdoor fan:On
The outdoor fan turn
off (heating)
The outdoor fan turn
low speed (cooling)
Compressor turn off
(after 5 minutes later)
Compressor turn off
(after 3 seconds later)
Current down
If compressor turns off for continuously 4 times due to current protection in 5 minutes from Compressor
On, the unit stops and LC
D displays failure information and can’t returns to normal operation
automatically.
Содержание CIC-09M1Z
Страница 1: ...MODEL CIC 09M1Z CIH 09M1Z CIC 12M1Z CIH 12M1Z CIC 18M2Z CIH 18M2Z CIC 24M2Z CIH 24M2Z SERVICE MANUAL ...
Страница 13: ...Service manual 10 5 Refrigerant cycle diagram Cooling only Heat pump mode ...
Страница 23: ...Service manual 20 Indoor Outdoor CIC 24M2Z ...
Страница 24: ...Service manual 21 Indoor same with the indoor wiring diagram Outdoor CIH 24M2Z CIC 24M2Z ...