Section 12: Servicing
Page 60
Clean the inside of the element mounting tube using a suitable size of
tube brush.
Check and clean both ignition element and ceramic socket and
ensure the ignition element if correctly fitted into the ceramic socket.
To ensure that the element is correctly positioned in the tube check
the distance from the shoulder of the grommet to the element socket
is 35 – 40mm. Adjust the position of the grommet as necessary. Refer
to Figure 12-22.
Refit ignition element into mounting tube until grommet is fully pushed
home.
Refit steel clip to secure grommet in place.
35 - 40mm
Figure 12-22:
Correct ignition element position
12.9 Condensate Disposal System
12.9.1 Condensate trap
the condensate trap, condensate outlet and disposal
pipe MUSt be checked on EVERY service and cleaned as
necessary. Failure to regularly check and clean the condensate
trap and disposal pipe may result in damage to the boiler and
this will not be covered by the product guarantee.
nOtE
!
The condensate must be checked and cleaned as necessary on
every service.
To check/clean the trap:
•
Disconnect the condensate disposal system from the outlet of
the trap.
•
Disconnect the trap from the boiler condensate outlet. Refer to
Section 5.5 for condensate trap connection details.
•
Check that the boiler condensate outlet is clear. Remove any
blockage or ash build-up.
•
Thoroughly clean out the trap to remove any deposits and re-fit
to condensate disposal pipe.
•
Reconnect trap to the boiler condensate outlet. Refer to Section
5.5 for condensate trap connection details.
12.9.2 Condensate Disposal Pipe
Before re-connecting discharge pipe to the trap outlet:
•
Check entire length of disposal pipe, for any leaks or blockages.
•
Thoroughly clean to remove any deposits or replace as neces-
sary.
•
Dismantle and Check that any outlets to a gully or hopper are not
obstructed. Remove any blockages.
12.9.3 Condensate Pump
If a condensate pump is fitted to the system, check:
•
The condition of the holding tank. Thoroughly clean, if required,
to remove any deposits.
•
Operation of the overflow cut-out float switch.
•
That the pump is operating correctly.
12.10 Boiler Settings
With the electrical power to the hopper and boiler switched on, and
the boiler ON/STANDBY switch set to STANDBY, check that ALL boiler
settings in the ‘parameter menu’ match those set on commissioning
(i.e. as recorded on the Commissioning Report form), a copy of which
was left with the householder/user.
Refer to Sections 9.6 and 9.7 for details on how to access and check
these settings.
Reset the ‘Service’ period to zero as follows:
•
Access the ‘Service Menu’ (refer to Section 9.6 for guidance)
•
When in the ‘Service Menu’ - press button 2 to scroll down to
‘Reset Service Timers’ function
•
Press button 4 to select ‘Reset Service Timers’ function
•
Press button 4 to confirm
•
Press button 3 twice to return to ‘Home Screen’
12.11 Hopper Lid Cut-out Switch
Check operation of the cut-out switch. Follow the procedure given in
Section 11.4.
12.12 Combustion Checks
To ensure safe and efficient operation of the boiler, it is essential that
the boiler combustion is re-checked and adjusted as necessary.
12.12.1 Combustion Chamber Draught
Check the combustion chamber draught. Follow the procedure given
in Section 11.8.
11.12.2 Flue Gas analysis
Check the %CO
2
in the flue gases. Follow the procedure given in
Section 11.9.
to ensure safe and efficient operation of the boiler it is
important that boiler/burner is re-commissioning as detailed in
Section 11.
!
WaRninG
