Keston C45 Installation And Servicing Instructions page 32

WD536
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 display shows "E 02" this means that the boiler has failed to light. Press the
"Reset" button and wait.
i)
ii)
c. Advise that a reduction in the water pressure reading on the system pressure
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 the frost protection and pump/fan exercise feature.
f. Hand over User Instructions.
Complete all sections of the Chapter 9 Gas Boiler Commissioning Checklist that are
relevant to the appliance installation. The details will be required in the event of any
warranty work.
g. Advise the user that a plume of water vapour (steam) from the flue terminal is
normal and that there is no need for concern.
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 C45, C40P, C55 & C55P
Page : 27