Mitsubishi Electric MS-GF60VA Service Manual download pdf (Page 26)

10-5. TROUBLE CRITERION OF MAIN PARTS

Part name Check method and criterion Figure

Room temperature

thermistor (RT11)

Indoor coil thermistor

(RT12)

Measure the resistance with a tester.

Refer to 10-7. "Test point diagram and voltage", "1. Indoor electronic control

P.C. board", for the chart of thermistor.

MS-GF20/25/35VA

Indoor fan motor (MF)

INNER FUSE

145 °C CUT OFF

Measure the resistance with a tester.

(Part temperature 10 ~ 30 °C)

Color of the lead wire Normal

WHT-BLK 334 Ω ~ 362 Ω

BLK-RED 370 Ω ~ 402 Ω

MS-GF50/60/80VA

Indoor fan motor (MF)

Check 10-6. "Check of indoor fan motor".

MS-GF20/25/35VA

Horizontal vane motor

(MV)

Measure the resistance between the terminals with a tester.

(Temperature: 10 - 30°C)

Color of the lead wire Normal

RED-BLK 223 Ω ~ 268 Ω

BLK

RED

BLK

ROTOR

MS-GF50/60/80VA

Horizontal vane motor

(MV1)

Vertical vane motor

(MV2)

Measure the resistance between the terminals with a tester.

(Temperature: 10 - 30°C)

Color of the lead wire Normal

Horizontal vane motor (MV1)

RED-BLK

313 ~ 375 Ω

Vertical vane motor (MV2) 268 ~ 322 Ω

MAIN

AUX.

BLK

RED WHT

FUSE

OBH621A

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Mitsubishi Electric MS-GF60VA Service Manual Page 26

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