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WD388/0/2004
Chapter 8 : Replacement Of Parts
Boilers
CONTENTS
8.0
GENERAL
8.1
PRECAUTIONS
8.2
ACCESS
8.3
REPLACEMENT PROCEDURE
8.4
ELECTRICAL COMPONENTS
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.4.6
8.4.7
8.4.8
8.4.9
8.5
8.6
8.7
8.8
8.9
8.10
8.11
8.0
GENERAL
The following must always be carried out by a competent/qualified person.
8.1
PRECAUTIONS
i)
Always switch off the mains electricity supply and disconnect the plug at the isolating
switch and socket. (If a switch only is used then remove the fuse.)
ii)
Gain access to the appliance (Section 8.2) and turn off the gas supply at the
appliance service cock.
WARNING :
8.2
ACCESS
i)
Remove the cabinet by removing the screws to the top and bottom of the cabinet.
8.3
REPLACEMENT PROCEDURE
i)
Always replace in the reverse order unless otherwise stated.
ii)
Electrical connections must be remade in accordance with the Electrical Wiring
Diagram (Section 6.5).
iii)
Test the soundness of any gas carrying or water carrying joint broken during the
service procedures.
8.4
ELECTRICAL COMPONENTS
8.4.1
Control Panel (Fig. 6.7.1 item 138)
i)
ii)
iii)
iv)
v)
vi)
Installation & Servicing Instructions
8. REPLACEMENT OF PARTS
CONTROL PANEL
Parts of the boiler internal wiring will remain live even after setting the
User Controls to Standby. Shut off the power supply at the isolating
switch before working on the appliance.
Isolate the appliance (Section 8.1)
Gain access (Section 8.2)
Remove the user control cover by removing the four retaining screws (Fig
6.7.1, item 99 and item 145).
Disconnect the Control Panel by unplugging the cable connectors.
Reassemble (Section 8.3)
Check for correct operation of the Control Panel.
The Keston C36 Combi & C36P Combi Boilers
Page : 42
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