48
sERVICING
Ideal Logic Combi -
Installation and Servicing
67 DIVERTER VaLVE INTERNaL CaRTRIDGE REPLaCEMENT
FRONT CaRTRIDGE REPLaCEMENT
1.
Refer to Frame 49.
2.
Drain the boiler. Refer to Frame 62.
3.
Remove the diverter valve head. Refer
to Frame 58.
4.
Unscrew the top connection to access
the internal cartridge.
5.
Fit the new valve mechanism ensuring
the correct fit of the pin.
6.
Reassemble in reverse order.
7.
Refill the boiler. Refer to Frame 30.
8.
Check operation of the boiler. Refer to
Frames 38 & 39.
REaR CaRTRIDGE REPLaCEMENT
1.
Refer to Frame 49.
2.
Drain the boiler. Refer to Frame 62.
3.
Remove the diverter valve head. Refer to Frame 58.
4.
Remove the flow pipe. Refer to Frame 73 no. 12.
5.
Disconnect the CH flow pipe and DHW outlet pipe union connections underneath
the boiler. Refer to Frame 62.
6.
Remove the plate heat exchanger LH fixing screw. Refer to Frame 68.
7.
Remove the screw retaining the brass block to the bottom of the boiler casing
and lift the brass block clear of the boiler.
8.
Unscrew the rear cartridge connection.
9.
Fit the new valve mechanism ensuring the correct fit of the pin.
10.
Reassemble in reverse order.
11.
Refill the boiler. Refer to Frame 30.
12.
Check operation of the boiler. Refer to Frames 38 & 39.
FRONT CaRTRIDGE
REaR CaRTRIDGE
3
4
9
8
1.
Refer to Frame 49.
2.
Drain the boiler. Refer to Frame 62.
3.
Remove condensate trap/siphon. Refer to Frame 59.
4.
Remove the diverter valve actuator. Refer to Frame 58.
5.
Remove the 2 allen screws securing the plate heat exchanger
to the brass housings.
6.
Manoeuvre the plate heat exchanger out of the top LH or
centre of the controls area.
7.
Fit the new plate heat exchanger, using the new o-rings
supplied.
Note.
The mounting pins are offset so the correct position can
be defined from the location of the holes on the brass mounting.
8.
Reassemble in reverse order.
9.
Refill the boiler. Refer to Frame 30.
10.
Check operation of the boiler. Refer to Frame 38 & 39.
68 DhW PLaTE hEaT ExCh. REPLaCEMENT
69 PUMP hEaD REPLaCEMENT
1.
Refer to Frame 49.
2.
Drain the boiler. Refer to Frame 62.
3.
Disconnect the electrical lead from the pump.
4.
Remove the 4 Allen screws retaining the pump head.
5.
Remove the pump head.
6.
Fit the new pump head.
7.
Reassemble in reverse order.
8.
Refill the boiler. Refer to Frame 30.
9.
Check operation of the boiler. Refer to Frames 38 & 39.
3
4
5
sER
VICING
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Summary of Contents for LOGIC+ Combi 24
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