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WD52/0/1997
4.10
HANDING OVER TO THE USER
It is important to fully explain the following :
a.
Procedure to light and turn off the boiler, including isolation of the electrical supply
if necessary.
b.
The function of the lockout feature must be explained :
If the red light only is illuminated for more than four minutes, this means that the
boiler has failed to light. Turn off the electrical supply and wait 20 seconds. Turn
ON again and wait.
i)
ii)
c.
Advise that a reduction in the water pressure reading on the gauge, for sealed
systems, indicates a leak which should be rectified before further use.
d.
Advise that the appliance should be serviced by a competent person at least once
a year.
e.
Advise on frost precautions.
f.
Hand over User Instructions.
Installation & Servicing Instructions
Chapter 4 : Commissioning
If lockout recurs immediately then the gas supply should be checked as
ON, otherwise consult a Service Engineer.
If it is not possible to relight, the boiler must be isolated and a Service
Engineer called in to rectify the fault.
The Keston 130 Condensing Boiler
Page : 24
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