DC Inverter U-match Series Cassette Type Unit
27
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.
Routing of
External
Power Lines
Fig.46
Three-phase:
36K~60K
L1 L2 L3 N
1
2
Fig.45
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:
Table 11
Number Error code Error Remarks
1 E1 Compressor high pressure protection
2 E2 Indoor anti-freeze protection
3 E3
Compressor low pressure protection, refrigerant lack
protection and refrigerant colleting mode
4 E4 Compressor high discharge temperature protection
5 E6 Communication error
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