HKS lazar SF 21, Operation And Installation Manual

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Fig. 6 Diagram of electric connection for the capacitive proximity sensor
Fig. 7 Location of the Sensor disabling switch – default set: position marked “0”
When boiler alerts „BOILER UNSEALED” error it should be checked if alarm is triggered by not
closed boiler door or activation of capacitive proximity sensor. When the sensor is detects
stockpiling fuel, it is indicated by its red LED indicator. After checking that boiler isn't burning, the
burner chamber should be opened and cleaned of unburned pellets. It is also recommended to open
the burner cleaning system, which allow additional unburned pellets to drop into ash box. After
cleaning the burner chamber it is possible to remove pellets stockpiling in the feeding system. Do to
this, follow the procedure:
•
Set the Sensor disabling switch into position marked “1”;
Smart Fire Manual wer. 05/07/2012/EN/SL V2.0
HKS LAZAR str.15
Sensor disabling
switch
STB Reset
button