LG DLE4970 Series, Руководство по обслуживанию

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Before measuring resistance, be sure to turn power off, and do voltage discharge.
(When discharging, contact the metal plug of power cord with earth line.)
Drum will not rotate; no fan will function; no heater will work.
Turn the dryer’s power off, then measure resistance.
Is resistance below 3
Ω
between connector
BL2- (White wire) and WH4- (Brown wire)?
Measure while door is closed.
• Replace control.
(Relay check)
• Check controller
connector.
• Check if door frame
presses door switch
knob.
• Check door switch.
• Check harness
connection.
• Replace control.
(Relay check)
• Check controller
connector.
• Replace outlet
• Thermostat.
(Refer to
‘component’)
• Check Idler assembly.
• Drum belt cuts off
• Drum belt takes off
from Motor pulley.
• Replace Idler
switch.
Is resistance below 3
Ω
between connector
BL2- (White wire) and WH4- (Yellow wire)?
Measure while door is closed.
Is resistance below 3
Ω
between connector
WH4- (Yellow wire) and WH4- (Brown wire)?
Is resistance below 1
Ω
between terminals
of outlet thermostat attached to blower housing?
Does idle switch attached to motor bracket
operate level by drum belt?
(Not operating Lever is normal.)
Is resistance below 1
Ω
between Idler switch
terminals?
• Check motor. (Refer to ‘motor diagram & check’)
• Check if control connector is contacted.
Test 3
Motor Test
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
Caution
Trouble Symptom
Measurement Condition