User manual

FAULT SYMPTOMS POSSIBLE CAUSES ACTION
Lamp not illuminating Fan not running Blown fuse Check supply fuse and
if on switch is operated ascertain cause of
blowing and replace fuse.
Pressure switch not Replace pressure switch.
returning to the (NC)
position.
Faulty control box switch Replace control box
Fan motor seized Replace fan assembly
Fan motor faulty Replace fan assembly
Fan running LED Faulty Replace control box
Lamp remains illuminated Fan continues to run Pressure switch stays in Examine pilot tubes and
on high speed only high-speed position (NC) damper for blockage.
Replace pressure switch.
Blocked flue Examine flue for blockage
Examine flue duct and fan
assembly and clear if
necessary
Lamp indicates flow has Pilot ignites but Pilot not lit on both Clean pilot parts or been
established (i.e. low extinguishes on ports Replace Oxy-pilot burner
fan speed). release of FSD assembly see service
instructions.
Thermocouple fault Replace - see service
instructions
Poor contact between Clean and reconnect
FSD and thermocouple
Faulty gas/tap FSD Replace
Oxy-pilot cuts off Fire extinguishes(fan Appliance spilling Do not use until the cause
continues to run) products of combustion has been rectified
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