19
USER - SYSTEM MANAGER
If the boiler is not going to be used for an extended
period of time, perform the following operations:
- Turn the function selector to OFF (
I
) and make sure that
the green power indicator goes out
- Turn the system’s main power switch OFF
- Close the fuel cock and heating circuit water cock
- Drain the central heating circuit if there is any risk of
freezing.
b
Contact
r
’s Technical Assistance Service if you
encounter any problems in completing the above
procedure.
20
40
60
80
100
0
120
Use a cloth damped in soapy water to clean the boiler's
external casing.
To remove stubborn marks, use a cloth damped in a
50% mix of water and denatured alcohol or a suitable
cleaning product.
Carefully dry the boiler after cleaning.
b
The combustion chamber and flues must be cle-
aned periodically by
r
’s Technical Assistance
Service or by a qualified heating engineer (see
page 42).
a
Do not use abrasive products, petrol or triethylene.
a
Never clean the boiler without first disconnecting
it from the mains electricity supply by turning the
main power switch and the function selector OFF.
PREPARING FOR EXTENDED PERIODS OF DISUSE
CLEANING
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