Ambirad TORNADO Installatie- en bedieningshandleiding - Pagina 8
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Pagina afdrukkenServicing 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.