SimpliFire • SF-SCT43-BK, SF-SCT55-BK Service Manual • 2043-960 • 7/20
8
SimpliFire, a brand of Hearth & Home Technologies
7571 215
th
Street West, Lakeville, MN 55044
www.hearthnhome.com
SimpliFire Troubleshooting Guide (continued)
Symptom
Possible Cause
Corrective Action
Ember bed does not light up
Ember bed is turned off
Refer to operation section of the user manual.
Loose wiring
Check wiring to ember bed LEDs.
Defective control board (PCB)
Replace control board (PCB).
Defective LED lights
Replace ember bed LED lights.
Fireplace turns on by itself
Defective control board (PCB)
Replace control board (PCB.)
Similar infrared signal from another
remote causing unit to turn on (pre-
2019 manufactured units only)
Some TV remotes may cause the fireplace to turn on for
appliances manufactured before 2019. Replace control
board (PCB).
Excessive noise with heater on
Interference with fan blade
Inspect heater assembly and fan for obstructions or
interference.
Defective blower motor
Replace heater assembly.
Grinding or rubbing noise
(when heater is off)
Rotisserie hitting or rubbing against
internal components
Ensure rotisserie rod is straight and mounted properly
and is spinning freely without spindles hitting other
components. If sound is coming from friction with the
rotisserie bracket, apply grease to contact point
