45
Response 80 / 100 / 120
- Installation
71
BOILER SEALING PANEL SEAL
1.
Refer to Frame 48.
2.
Remove the screws and disengage panel.
3.
Remove the old seals and thoroughly clean the
casing surfaces.
4.
Fit the new self adhesive seals, 3 to the panel
and 1 the casing .
5.
Re-assemble in reverse order.
Note.
Ensure that the boiler sealing panel is correctly
seated, compressing the sealing strip to make an
airtight joint.
1.
Refer to Frame 54.
73
PROGRAMMER REPLACEMENT (if fitted)
2.
Remove the casing front panel. Refer to Frame 48.
3.
Disconnect the programmer terminal block.
4.
Remove the control panel. Refer to Frame 65.
5.
Undo the 2 retaining screws and withdraw the programmer,
complete with mounting bracket, from the control panel.
6.
Compress the clips on the sides of the programmer and
withdraw it from the retaining bracket.
7.
Fit the new programmer and re-assemble in reverse order.
8.
Check the operation of the new programmer.
72
WATER PRESSURE SWITCH
1.
Disconnect the electricity supply. Refer to Frame 54.
2.
Close the CH flow and return isolating valves at the bottom of
the boiler. Use the drain points on these valves to release
system pressure and drain down. (It is not advisable to
release system pressure using the safety valve manual knob
as this can cause debris to lodge in the valve).
3.
Remove the controls panel. If programmer is fitted, it is
necessary to disconnect the programmer harness at the
terminal block.
4.
Remove the pressure gauge sub panel.
5.
Remove the wires from the switch.
6.
Unscrew the compression fitting and remove the pressure
switch.
7.
Reassemble in reverse order.
SER
VICING
SERVICING
Summary of Contents for responce 80
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