MDC XT 10E - Trouble Shooting

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Trouble Shooting
When entering fault mode, the display will flash the LED lights to indicate the fault code. This will be indicated by:
2 long flashes of 2 seconds followed by a sequence of flashes with a 0.5 second interval. The number of quick
flashes indicates the fault code on the table below.
Times of
flashes of LED
Cause of trouble
1
Failure of second start
2
Termination of the third time of combustion
3
Power voltage out of specified range
4
Combustion chamber temperature too high during self-check period
6
Broken circuit or short-circuit of temperature sensor
7
Broken circuit or short-circuit of fuel pump
8
Broken circuit, short-circuit, or rotation clogging of fan motor
9
Broken circuit or short-circuit of glow plug
10
Ambient temperature over high before starting or furnace body temperature over
high during heating process
11
Broken circuit or short-circuit of overheating sensor
12
Broken circuit or short-circuit of control switch
13
Maintenance reminder: More than 800 hours of work time
14
Failure of controller