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icos
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Installation & Servicing
SERVICING
50 CLEANING THE HEAT EXCHANGER
49 CLEANING THE CONDENSATE 'S' TRAP
51 REASSEMBLY
Reassemble the boiler in the following order.
1.
Refit the condensate ‘S’ trap, ensuring that it is full of water.
2
. Refit the sump cover plate.
3.
Refit the electrodes (check dimensions Frames 56 & 57).
4.
Refit the burner.
5.
Refit the fan / venturi assembly.
6.
Reconnect the fan electrical leads.
7.
Refit the boiler sealing panel.
IMPORTANT.
Ensure the boiler sealing panel is correctly fitted and
that a good seal is made.
8.
Refit the boiler front and bottom panels.
9.
Turn on the gas supply at the gas service cock.
10.
Reconnect the electrical supply.
1.
Remove ignition electrode. Refer to
Frame 56.
2.
Remove flame detection electrode.
Refer to Frame 57.
3.
Remove the 3 screws retaining the
sump cover and remove.
4.
Using a suitable tool clean the exposed
heat exchanger fins through the sump
cover. Also vacuum any debris from the
top of the heat exchanger.
5.
Access to the base of the heat
exchanger is now possible. Brush clean
any deposits from the base of the heat
exchanger and remove any loose
deposits from the sump.
6.
Inspect the ignition and detection
electrodes. Ensure that they are clean
and in good condition - replace if
necessary.
7.
Check that the ignition and detection
gaps are correct. Refer to Frames 56 &
Note.
Care must be taken with residual water
when removing the outlet pipe.
1.
Remove the plastic union sealing nut on the
bottom of the condensate ‘S’ trap.
2.
Remove and clean from the cartridge and
ball any residual deposits.
3.
Inspect the opaque ‘S’ trap for further signs
of dirt and clean as necessary.
4.
Replace the cartridge and ball and replace
the plastic sealing nut.
If condensate pump fitted refer to
separate instructions for cleaning
procedure.
Sump cover
Heat exchanger
nm8125
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VICING
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202414-6.pmd
19/02/2008, 13:07
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Содержание HE30
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