27
Mexico Slimline RS 3/40 & 3/50 -
Installation
1.
Lift off lower front panel and
remove the grille assembly.
Refer to Frames 28 & 29.
Undo the gas cock union.
2.
Remove the wing nuts securing
the burner front plate. This plate,
complete with burner assembly
and gas line, can now be
removed from the boiler.
3.
The ignition lead can be removed
by disconnecting at the piezo unit
and the electrode.
4.
Fit the new lead and re-assemble
in reverse order.
41 IGNITION LEAD REPLACEMENT
1.
Lift off the lower front panel. Refer to
Frame 28.
2.
Remove the 2 screws and pull down
the control panel tabs clear of the
top panel.
3.
Remove the split pin at the
thermostat pocket and withdraw the
phials from the pocket.
4.
Remove the thermostat backnut.
5.
Remove the 2 Eco leads.
6.
Fit the new thermostat (lead polarity
immaterial), ensuring that the
alignment peg on the thermostat sits
in the small hole adjacent to the
main fixing hole, and reassemble in
reverse order.
40 OVERHEAT THERMOSTAT REPLACEMENT
SER
VICING
SERVICING
