Dryer Heater Assembly or Burner Repeatedly Cycles Off On Limit Thermostat
Is external exhaust
system longer or
providing greater
restriction than
recommended?
Is exhaust duct made
of plastic or thin
foil?
No
Refer to Installation
Instructions
(supplied with unit)
for exhaust system
requirements.
Yes
Is lint filter
clogged?
No
Replace with rigid or
semi-rigid metal
exhaust duct.
Yes
Is there lint in
internal dryer
ductwork?
No
Clean lint filter.
Yes
Is there lint or
other obstruction in
external exhaust
system?
No
Disassemble dryer
ductwork and clean.
Yes
Is hinged damper on
exhaust system
weather hood not free
to open?
No
Disassemble and clean
exhaust system.
Yes
Is limit thermostat
cycling at too low a
temperature?
No
Free hinged damper or
replace weather hood.
Yes
Is there an air leak
around loading door?
(Door not sealing due
to damaged seal or
inoperative door
catch)?
No
Replace thermostat.
Yes
Is thermistor
inoperative?
No
Replace seal or catch.
Yes
Is there an air leak
at blower seal?
No
Test thermistor and
replace if
inoperative. Refer to
Test Procedures
section.
Yes
Check and replace
seal if necessary.
Yes
Continued on
next page
Dryer Troubleshooting
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DO NOT COPY or TRANSMIT
27
Part No. D515519R3
Summary of Contents for BD3NGBGS303EW01
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