24
DIAGOSTIC TEST
11
Test 4 Heater check
Trouble Symptom : Heater is not working. Drying failure. The designated
temperature is not reached.
Trouble Symptom : Motor malfunction, ventilation error
Measurement condition : Power cord is unplugged.
With WH3,RD3 disconnected
from Controller,
WH3 - RD3 resistance
ranges 26Ω~32Ω ?
WH3 - RD3 resistance
ranges 53Ω~59Ω ?
• Check and replace
controller.
• Relay RTY2, RTY3
• See page 15, PCB
assembly lay-out.
• Replace Heater
• Check Harness
connection
When check thermostat to
Heater,
it is less than 1Ω?
Manually get Thermostat
back (Press button )
1. Clean Condensing unit :
2. Check if Lint filter is
damaged or clogged
Heater On/Off occurs
frequently
YES
NO
NO
YES
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