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30 s
2 s
2 s
2 s
2 s
3
7
4
en
Maintenance
Fault signals and releasing the lock
Yellow
Yellow
Yellow
Yellow
Yellow
Red
Red
Red
Colour
Glow failure
Combustion air blower fault
Main blower fault
Locking; the device locks itself after 2
unsuccessful starts *
)
Undervoltage
Indicating flameout
5 minutes after fault indication
Blink interval
Fault description
If the heater has locked itself, you must determine the cause for
the locking before releasing it.
*
)
RELEASING THE LOCK:
1. When the lights are blinking, switch off the main power at the
battery, breaker or in-line switch.
2. Switch the main power back on.
3. Press the power switch (3) for at least 2 seconds.
Power indicator light (4) will shut down.
4. Restart the heater normally.
Yellow
Red
Overheat
D20101A
- 68 -
XC Duo
490541G