Dimplex EF3003 - Manual (Page 4)

EF3003, SF3003, DF3003
TROUBLESHOOTING GUIDE
HEATER (CONTINUED)
Problem Cause Solution
Service Manual
Reference
Loose wiring Trace wiring in unit Page 9
Defective heater on/off switch Replace heater on/off switch Page 17
Heater fan runs
continuously
Defective heater assembly Replace heater assembly Page 18
NOISE
Problem Cause Solution
Service Manual
Reference
Dirty blower assembly Clean blower assembly
Excessive noise
with the heater on
Defective blower assembly Replace heater assembly Page 18
Moving flame rod hitting or
rubbing against internal
components
Flame rod replacement Page 15
Grinding or
excessive noise
with the heater off
Defective flame motor Replace flame motor Page 15