LG DLEX3900 Series Service Manual page 35

9-3 Troubleshooting for flow sensor dryer
• Check the Error Code before you call for service
Error Code
tE1 or tE2
HS
PS or PF or nP
The display
TM
FLOW SENSE
indicator shows
four bars during
the drying cycle
or the display
drying.
• C h e k c h t e d u t c o c n d
If the FLOW SENSE LED is turned on, check the
TM
exhaust system for restrictions and damage. Repair or
replace the exhaust system as needed.
Avoid long runs or runs with multiple elbows or
bends.
Excess or crushed
transition duct
Possible Causes
• Temperature sensor failure
• Humidity Sensor failure.
• Electric dryer power cord is not
connected correctly, or house power
supply is incorrect.
• House fuse is blown, circuit breaker has
tripped, or power outage has occurred.
• The duct work is about 75%, 80%,
90%-95% blocked.("d75", "d80", "d90"
or "d95" error code displayed
2hours only)
many turns/restrictions.
ductwork due to lint buildup or
debris.
restriction in the external dryer
venting.
t i o i n
Too many elbows or
exhaust too long
•
•
• Check the power supply or the connection of
power cord to the terminal block. Refer to the
Connecting electric dryers section of this
manual for complete instructions.
• Reset circuit breaker or replace fuse. Do not
increase the fuse capacity. If the problem is a
circuit overload, have it corrected by a quali-
Do not use the dryer until the exhaust
system has been cleaned and/or repaired.
Using the dryer with a severely restricted exhaust
property damage.
Check the outside dryer vent while the dryer is
If ther exhaust system is extremely long, have it
repaired or rerouted.
Keep the area around the dryer clean and free
of clutter.
Check the vent hood for damage or lint clogging.
Make sure the area around the vent hood is clear.
Install a shorter or straighter duct run. See the
Instructions.
Ductwork should be checked/cleaned soon.
Dryer can be used in this condition, but drying
times may be longer.
If exhaust restrictions are sensed by the
FLOW SENSE
on for two hours after the end of the cycle.
Opening the door or pressing the POWER button
Check for blockages and lint buildup.
Make sure the ductwork is not crushed or restricted.
34
35
Solutions
TM
system, the indicator will remain
Lint buildup
or blockage
Crushed or
damaged
exhaust
.