User Instructions for GECO GH21TA controller
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Page 36 Edition I
19.06.2013
Note 17
– Elevated temperature in fuel feeder
The controller shows an alarm when no feeder rotation is detected, according to the sensor
value in the service parameter -
'S14'
> 0. The alarm is activated when the temperature
'T
feeder
'
exceeds service parameter
'S14'
[°C].
When the value of
S14
is exceeded, the feeder and fan switch to the mode to disperse fuel
from the feeder.
11. Emergency work
Safe mode allows the boiler to work in case of damage to the feeder and or fan TRIAC, until
servicing is possible.
In order for the controller to operate the feeder/fan in safe mode, the appropriate mode
must be chosen from the controller menu for the feeder/fan to be connected to the control
module. In safe mode, the feeder must be connected to terminals 9-10 (standard 9-11), and
the fan to terminals 12-13 (standard 12-14).
