Mitsubishi Electric PURY-M200YNW-A1 Service Handbook page 232

[7-7 Error Code Definitions and Solutions: Codes [5000 - 5999] ]
7-7-15 Error Code [5305, 5306] Detail Code 135
1. Error code definition
Current sensor fault (Detail code 135)
2. Error definition and error detection method
Detection of output current below 0.2 Arms for 10 continuous seconds while fan motor is in operation
3. Cause, check method and remedy
[Outdoor unit]
(1) Open output phase of fan board
(2) Fan motor error
(3) Fan board failure
[HBC]
(1) Open output phase of pump INV board
(2) Pump motor error
(3) Pump INV board failure
For inverter-related error codes, refer to the following page(s). [8-10 Troubleshooting Inverter Problems]
BS_07_M
Cause
Cause
Check method and remedy
Check the output wiring from the fan board for proper con-
nection.
Refer to the following page(s).
[8-10-7 Checking the Fan Motor for Ground Fault and Coil
Resistance Problems]
Refer to the following page(s).
[8-10-8 Checking the Fan Board Error Detection Circuit at No
Load]
[8-10-9 Checking the Fan Board for Damage at No Load]
[8-10-10 Checking the Fan Board for Damage with Load]
Check method and remedy
Check the output wiring from the pump INV board for proper
connection.
Refer to the following page(s).
[8-10-11 Checking the Pump Motor for Ground Fault and Coil
Resistance Problems]
Refer to the following page(s).
[8-10-12 Checking the Error-Detection Circuit on the Pump
INV Board (Without load)]
[8-10-13 Checking the Pump INV Board for Damage (With-
out load)]
[8-10-14 Checking the Pump INV Board for Damage (During
pump operation)]
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