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Servicing Instructions.

7.1 Health and Safety

IMPORTANT This heater should be

serviced annually.

These instructions are intended to be used only

by competent service engineers, and details all

the service operations that are authorised by the

manufacturer.

Isolate gas and electrical supplies before carrying

out any repair work. Always test for gas

soundness with a suitable leak detection fluid.

Use gloves and safety glasses.

If it is not possible to leave the appliance in a safe

condition, disconnect the plug on the electronic

sequence controller .

7.2 Tools & Equipment required

Pozidrive

Screwdriver

Ratchet

*10mm

Deep reach socket

* Suitable alternative tools may be used.

7.3 Combustion Fan Maintenance

Ensure electricity supply is isolated.

Open the controls cover and remove the live,

neutral and earth leads from the terminal block.

Place the product on the rear ring in the vertical

position to gain access to the fan cover.

Adjustable

Wrench

Remove the fan access cover.

Leather

faced

Remove the four bolts that attach the fan to the

Gloves

base of the product.

Inspect the main fan impeller and remove any

dust by brushing with a soft brush. Similarly

remove any dust from the finger guard covering

the secondary (cooling) impeller and the mesh

4mm Allen key

aperture in the motor cover.

Ensure that the impeller turns freely and there is

no excessive play in the bearings.

Following any servicing the correct operation of

the appliance should be verified by following the

operating instructions.

7.4 Axial Fan Maintenance

Remove the 4 nuts securing the axial fan to the

rear spinning assembly.