Mitsubishi Heavy Industries SRK20ZJ-S Technical Manual

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189
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'10 • SR-T-091
'09•SRK-DB-087D
(7) Inspection procedures corresponding to detail of trouble
Sensor error
Sensor temperature characteristics (Room
temp., indoor heat exchanger temp., out-
door heat exchanger temp., outdoor air
temp.)
Temperature (˚C)
Resistance (k )
30
25
20
15
10
5
30
20
10
40 50 60
70
0
-
10
Discharge pipe sensor temperature characteristics
Indoor fan motor error
Broken sensor wire,
connector poor connection
0
0 20 40 60 80 100 120 135
20
40
60
80
100
120
140
160
180
Temperature (˚C)
Resistance (k )
Defective fan motor, connector poor
connection, defective indoor PCB
194 for the fan motor and indoor PCB check pro-
Power supply reset
Is it normalized?
Malfunction by temporary noise
Replace fan motor. (If the
error persists after replacing
the fan motor, replace the
indoor PCB.)

Mitsubishi Heavy Industries SRK20ZJ-S Specifications

General

Brand	Mitsubishi Heavy Industries
Model	SRK20ZJ-S
Category	Air Conditioner
Language	English