Cleaning The Casing Material; Maintenance Of The Burner - Potterton NXR3i Installation And Service Manual

Operational mode
The operating mode mentioned corresponds to standard user
situations. Refer to the manufacturer's instructions for specific advice
on the product used.
Application
- Depending on the product, the boiler must be cold or heated. Refer
to the instructions supplied with the product.
- Direct application to the heating surfaces with aerosol sprays.
- The concentrates are diluted in the proportions 1/5 to 1/20
(depending on the product and the condition of the boiler).
- Application with the spray is done in the upper part of the boiler and
on the walls of the combustion chamber. Surfaces are dampened
but not washed. It is not necesaary to use the spray to get between
the heating surfaces.
- A volume of one litre of solution is generally used for 1 m
heating surface (domestic boiler), i.e. 0.05 to 0.2 l of concentrate.

7.4 Cleaning the casing material

Use a soapy solution and a sponge only. Rinse with clean water and
dry with chamois leather or a soft cloth.

7.5 Maintenance of the burner

Refer to the instructions supplied with the burner.
24
Ignition
The burner is ignited after allowing the product time to penetrate for
2 to 5 min. Refer to the instructions supplied with the product.
2
of
Cleaning
- Remove the baffle plates.
- Light sweeping will remove the pulverent residues remaining after
combustion.
The remaining pulverent residues are easy to remove by sweeping
or vacuum cleaning.
For certain products, brief application after cleaning has a
preventive effect, limiting deposits on the heating surfaces.
- Replace the baffle plates.
- Close the door of the combustion chamber.
- Service the burner.
- Replace the front panel.
NXR3i NXR3i 28/08/2012 - 300029292-001-02 28/08/2012 - 300029292-001-01