Midea MC-SU30-RN1L Service Manual

Aqua Tempo Super II
86 201709
Midea Aqua Tempo Super II
Service Manual
4.18 PL Troubleshooting
Digital display output 4.18.1
Description 4.18.2
 PL indicates inverter module temperature protection. When the main inverter module temperature rises above 82
o
C,
the system displays PL protection and all the units stop running. When the inverter module temperature drops below
60°C, the compressor enters re-start control
 When a PL error occurs 3 times in 100 minutes, a manual system restart is required before the system can resume
operation.
 Error code is displayed on the main PCB and user interface.
Possible causes 4.18.3
 Blocked, dirty or loose heat sink.
 Temperature sensor not connected properly or has malfunctioned.
 Fan motor wiring connection is wrong.
 Main PCB damaged.

Midea MC-SU30-RN1L Specifications

General

Brand	Midea
Model	MC-SU30-RN1L
Category	Chiller
Language	English