Installation Of Controllers; Test Running; Trial Operation And Testing - Air-Con ASKEC4H4R18 Installation Manual

DC Inverter U-match Series Cassette Type Unit
Power lines should go along the right side plate and be fixed to the fixation hook with binding
wires to keep no contact with pipelines. Communication lines between indoor and outdoor units
also should go along the right side plate and keep away from power lines.

5 Installation of Controllers

Refer to the Installation Manual of the controller for more details.

6 Test Running

6.1 Trial Operation and Testing

(1). The meaning of error codes as shown below:
Number Error code
1
2
3
4
5
6
7
8
9
10
E1 Compressor high pressure protection
E2
Compressor low pressure protection, refrigerant lack
E3
protection and refrigerant colleting mode
E4 Compressor high discharge temperature protection
E6
E8
E9
F0 Indoor ambient temperature sensor error
F1 Evaporator temperature sensor error
F2 Condenser temperature sensor error
Routing of
External
Power Lines
Fig. 4.42
Table 6.1
Error
Indoor anti-freeze protection
Communication error
Indoor fan motor error
Full water protection
27
Remarks