LG DLEX4270 /01 Series Service Manual page 45

Test 8
Motor Assembly, DC, Pump
Caution
Trouble Symptom
Measurement Condition
* see page 26 for diagnostic test information.
Test 9
Generator Assembly
Caution
Trouble Symptom
Measurement Condition
Before measuring resistance, be sure to turn power off, and do voltage discharge.
(When discharging, contact the metal plug of power cord with the ground wire.)
During the diagnostic test, E5 error occurs.
Turn the dryer's power off, then measure resistance.
After activating the *diagnostic test, press the
START/PAUSE button 4 times.
Is AD value displayed higher than 10 ?
Note : Let the dryer start each test step
Before continuing to the next. If you press
the button in rapid-fire succession, you
could damage the main board.
Normal condition
Before measuring resistance, be sure to turn power off, and discharge voltage.
(When discharging, contact the metal plug of power cord with the ground wire.)
During steam cycle, generator assembly is not heating.
During diagnostic test, tE4 error occurs.
Turn the dryer's power off, then measure resistance.
Is resistance 14.3
terminal and
Normal condition
YES
( 5%) between heater
?
YES
45
45
FOR LG TECHNICIAN
• Replace the
NO DC pump
• Replace the
generator
NO
assembly
• If the measured
resistance is out of
spec, replace the
steam generator
assembly.