Troubleshooting - Mitsubishi Electric Mr.Slim PLA-P2KA Technical & Service Manual

10

TROUBLESHOOTING

HOW TO CHECK THE PARTS
PLA-P1.6KA.UK, PLA-P2KA.UK, PLA-P2.5KA.UK
PLA-P1.6KA .UK, PLA-P2KA
1
Parts name
Room temperature Disconnect the connector then measure the resistance using a tester.
thermistor (TH1) (Surrounding temperature 10:~30:)
Pipe temperature
thermistor (TH2)
4.3k"~9.6k"
Condenser/evaporator
temperature thermistor
(TH5)
Vane motor
Measure the resistance between the terminals using a tester.
(Surrounding temperature 20:)
Fan motor
Measure the resistance between the terminals using a tester.
(Surrounding temperature 20:)
Relay connector
Motor terminal
1
Red
1
Relay connector
White
2
2
Red-Black
3
Black
3
White-Black
Protector
OFF:130i 5:
ON :80i 20:
Drain pump
Measure the resistance between the terminals using a tester.
(Surrounding temperature 20:)
Red
1
2
Red
Drain sensor
Measure the resistance between the terminals using a tester.
Measure the resistance after 3 minutes have passed since the power supply was intercepted.
(Surrounding temperature 0:~60:)
1
2
3
0.6k"~6.0k"
All manuals and user guides at all-guides.com
.UK, PLA-P2.5KA
1
Normal Abnormal
Open or short
Normal Abnormal
15k" Open or short
or
Normal Abnormal
290" Open or short
Normal Abnormal
Open or short
47
.UK
1
Check points
(Refer to the thermistor)
Normal
PLA-P
1.6/2/2.5KA.UK
87.2"
104.1"
(Refer to the thermistor)
Abnormal
Open or short