Sierra SIL48 Service Manual

to service this fireplace. For your safety, always comply with all warnings and safety instructions contained in this manual to prevent personal injury or property damage.

No incoming power Ensure unit is plugged directly into electrical outlet and ensure there is power. Defective main control board Replace main control board Defective touch pad Replace touch pad Remote is not working Batteries are dead Replace batteries. Refer to maintenance section. Defective remote control Replace remote control. Defective IR sensor. Replace touch pad. Heater Heater shuts off on its own; cutout is engaged Dirt and debris are preventing the unit from working properly Clean the air vents and the heater assembly with compressed air Defective heater assembly Replace heater assembly Heater is not turning on and ember bed is flashing Heat is deactivated While the unit is on, press and hold the Heat button for 10 seconds until the heat turns on. Heat is not turning on Improper operation Ensure heat button is pressed and set temperature is above ambient temperature Defective main control board Replace main control board Appearance Display shows E2 Defective thermistor Replace thermistor Display shows E3 Defective heater assembly Replace heater assembly Flame is not visible Flames are turned off Ensure flame is on. Press Flame button to toggle through different display modes. Defective flame LEDs Replace flame LEDs Flame is frozen Defective flicker motor Replace flicker motor Media bed does not light up Defective media LEDs Replace media LEDs Noise Unit is noisy when the heat is on Defective heater assembly Replace heater assembly Unit is noisy when the flame is on Defective flicker motor Replace flicker motor