Fault Overview - Lochinvar Knight LG30GCE Installation, Commissioning, User & Maintenance Instructions

3.2

Fault overview

Fault Possible cause
Gas smell
Pilot Blocked pilot burner
extinguishes
Blocked chimney
Safety thermostat
Thermocouple defective
Thermocouple makes no
contact
Gas supply closed
Down draught supervision
not connected.
Temperature is set too low
Insufficient
hot water, or
none at all
Control knob in position ( )
(pilot burns)
Control knob in position
Flue safety device closed
the gas supply
Gas supply closed
Corrective action
If you smell gas you should immediately
close the main gas tap you should not
light any fire or switch on light,
electrical switches or bells. Open windows
and immediately contact your installer or
the local gas company.
Clean the pilot burner
Find the cause and remove it.
Set the temperature regulator at a lower
temperature.
Replace the thermocouple
Restore the connection
Open the gas tap
Connect by sliding the two connectors of
the down draught supervision on to the
thermocouple.
Set the temperature regulator at a higher
temperature
Turn the temperature regulator completely
clockwise; turn control button to "on" ( );
turn the temperature regulator to the
desired position, preferably position 4.
The appliance now operates fully
automatically.
Put the appliance into operation.
()
Press the reset button - if present -
on the safety thermostat and put the
appliance into operation. If this occurs more
often then you should inform your installer.
Open the gas tap and put the appliance
into operation.
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