Dimplex EF3003 Troubleshooting Manual page 3

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EF3003, SF3003, DF3003
TROUBLESHOOTING GUIDE
HEATER
Problem Cause
Defective heater on/off switch
Heater is not
turning off
Improper operation
Loose wiring
Defective heater on/off switch
Heater is not
turning on
Defective heater assembly
Improper operation
Loose wiring
Heater emits an
odour
Normal operation
Defective heater assembly
Loose wiring
Improper operation
Heater fan turns on
but heater lacks
Loose wiring
heat
Defective heater assembly
Normal operation
Heating element is
glowing red
Defective heater assembly
Solution
Replace heater on/off switch
See User's Guide
Trace wiring in unit
Replace heater on/off switch
Replace heater assembly
See User's Guide
Trace wiring in unit
Normal operation is when
the heater emits an odour for
a brief period after the
heater is initially turned on.
The heater is burning off any
dust accumulated during
manufacturing or operation.
Replace heater assembly
Trace wiring in unit
See User's Guide
Trace wiring in unit
Replace heater assembly
Small glowing sections of
the element are considered
normal.
If larger glowing sections are
causing the heater to trip the
thermal cut out, unplug unit,
discontinue use and replace
heater assembly
Service Manual
Reference
Page 17
Page 9
Page 17
Page 18
Page 9
Page 18
Page 9
Page 5
Page 18
Page 18