48
sERVICINg
Ideal Logic Code Combi -
Installation and Servicing
66 pUMp aUTOMaTIC aIR VENT REpLaCEMENT
1.
Refer to Frame 49.
2.
Drain the boiler. Refer to Frame 63.
3.
Remove the expansion vessel. Refer to
Frame 75.
4.
Firstly, increase access area by
disconnecting the 22mm pipe connection
at top of pump chamber and bottom of heat
exchanger and remove pipe Refer to Frame
65 (no’s 5,6 & 7).
5.
The automatic air vent head is retained in
the pump body with a bayonet connection.
The air vent head and float assembly is
removed by turning the head anti-clockwise
(viewed from above) and pulling upwards.
6.
Reassembly is the reverse of the above.
Ensure the air vent head ‘o’ ring seal is in
place when refitting and the new ‘o’ ring is
fitted to the return pipe top connection.
7.
Ensure the air vent cap is loose.
8.
Refill the boiler. Refer to Frame 30. Check
for leaks around the new air vent joint.
9.
Check the operation of the boiler. Refer to
Frames 38 & 39.
5
Dust Cap
4
67 DhW FLOW TURBINE CaRTRIDgE REpLaCEMENT
1.
Refer to Frame 49.
2.
Drain the DHW circuit. Refer to Frame 63.
3.
Remove condensate trap/siphon. Refer to
Frame 59.
4.
Remove the DHW flow turbine sensor. Refer
to Frame 62.
5.
Unclip and disconnect the DHW pipes from
the inlet manifold
6.
Unscrew the top connection to access the
internal part.
7.
Fit the new turbine cartridge.
8.
Refit the turbine flow sensor
9.
Reassemble in reverse order.
10.
Refill the boiler. Refer to Frame 30.
11.
Check operation of the boiler. Refer to
Frames 38 & 39.
6
8
sER
VICIN
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06/01/2011 09:10:42
Summary of Contents for LOGIC Code Combi 26
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