Ravenheat HE 25 C COMPACT, Инструкция по использованию, установке и обслуживанию

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48
- IMPORTANT NOTE:
After completing any servicing or
replacement of gas carrying components
it is essential that a test for gas soundness
is always carried out along with functional
checks in operation.
7.2 TO INSPECT AND CLEAN THE
APPLIANCE
Before carrying out the cleaning
operation, cover the electrical control
panel with a piece of waterproof material
to protect it from debris.
Inspect the heat exchanger for any
blockage. Deposits of any material should
be brushed away using a soft brush.
NOTE: Do not use brushes with metallic
bristles.
Examine internal pipe-work connections
and automatic air vent for any water leaks
and rectify if necessary.
Examine and remove loose debris from Examine and remove loose debris from
the combustion chamber using a soft the combustion chamber using a soft
brush and vacuum cleaner.
brush and vacuum cleaner.
Carefully flush, by spraying water at any Carefully flush, by spraying water at any
remaining debris through the condensate
remaining debris through the condensate
trap.
trap.
(Ensure the water is kept away from
(Ensure the water is kept away from
electrical components).
electrical components).
It is important to verify that the It is important to verify that the
drip-plate with drain trap contains
drip-plate with drain trap contains
water (this check is particulary
water (this check is particulary
important if the boiler has not used for
important if the boiler has not used for
extended periods of time).
extended periods of time).
If necessary, the drip plate can be filled
If necessary, the drip plate can be filled
using the trap provided (Fig. 49).
using the trap provided (Fig. 49).
Examine the spark and sensing electrodes
for any mechanical damage. Clean away
any debris and check the spark and
sensing gap.
Examine flue duct and flue manifold and
ensure that there is no obstruction.
Examine the gasket at the entry into the
flue manifold.
It is essential that a good seal is made at
the outlet to the flue manifold, renew this
gasket if there is any sign of damage or
deterioration.