Filter
Top Products
27
11.0 SERVICING THE BOILER
Publication No. 5111811
11 .1 Annual Servicing
1. For reasons of safety and economy, it is
recommended that the boiler is serviced annually.
Servicing must be performed by a competent person.
2. After servicing, complete the relevant Service
Interval Record section of the Benchmark
Commissioning Checklist at the rear of this
publication.
3. Ensure that the boiler is cool.
4. Ensure that both the gas and electrical supplies
to the boiler are isolated.
5. Slacken the screws securing the facia panel. Lift the
outercase panel so that its securing tabs are clear of
the facia. Remove the panel (Fig. 41).
6. Remove the screws securing the inner door panel.
Lift the panel slightly to disengage it from the studs on
top of the case (Fig. 43).
7. Note the positions of the three wires on the fan
motor and remove them. Remove the sensing tube
from the fan spigot (Fig. 42).
8. Slacken the screws on the fan spigot outlet pipe
clamp. Ease the clamp inwards over the pipe.
9. Remove the four screws securing the combustion
box door and remove the door (Fig. 43).
Fig. 41
Fig. 43
Facia Panel
Case Front Panel
Combustion
Box Door
Inner Door
Panel
Fan Wires
Fan
Sensing
Tube
Ease Fan Spigot Outlet
Pipe Clamp Inwards
Fan Spigot Outlet Pipe
Fig. 42