Installation Of Controllers; Test Running; Trial Operation And Testing - Gree GKH12K3FI Manual

DC Inverter U-match Series Cassette Type Unit
Three-phase:
L1 L2 L3 N
36K~60K
Fig.45
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
1 2
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
Table 11
Error
Indoor anti-freeze protection
Communication error
27
Routing of
External
Power Lines
Fig.46
Remarks