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Installation and Servicing
SECTION 2 - INSTALLATION
INSTALLATION
2.22 REPLACING PRE-FITTED MAINS CABLE
Strain Relief
6
4
If it is necessary to use an alternative mains cable to the one pre-tted then use
the following guide.
Replacement wiring should comply with notes in Section 2.20 and be caried out
by a qualied person to avoid a hazard.
1. Isolate the mains supply to the boiler.
2. Remove the front panel. Refer to Section 3.2.
3.
Swing the control box down into the service position, unclip and swing back the
installer wiring cover to latch into the retaining clips. Refer to Section 3.9.
4. Unplug the mains connector and release the cable from strain relief.
5. Unscrew the L N & E connections & remove wires from connector.
6. Remove the mains cable by pulling back through the grommet .
7. Route the replacement through the grommet and re-t in reverse order.
8. Close the installer wiring cover ensuring that it is located correctly and that the
cable is retained into the strain relief as shown.
9. Swing the control box back up into the operating position and re-t the front
panel ensuring a good seal is made.
NOTE. When making the mains electrical connections to the boiler it is important
that the wires are prepared in such a way that the earth conductor is longer than
the current carrying conductors, such that if the cord anchorage should slip, the
current carrying conductors become taut before the earthing conductor.
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