Supplied By www.heating spares.co Tel. 0161 620 6677
30
220692C
30
SECTION
Completion and Commissioning
7
3047
Initial Lighting and
Testing and
Adjustment
Refit the inner case, by hooking it over
at the top and securing with the screws
previously removed, at the bottom.
Make sure that the case is correctly
fitted and sealed.
Identify the controls by reference to the
diagram.
Check that the boiler is isolated from
the electrical supply.
Make sure that the boiler thermostat is
turned to the “Off” position.
Turn the gas service cock “On”, the
indicator slot to be horizontal.
The pilot gas rate is preset and MUST
NOT be adjusted, see Servicing, Step
15.
For future reference stick the self
adhesive arrow indicator from the loose
items pack, to the data label against the
rating that the boiler is going to be set
to.
Loosen the main burner pressure test
point screw and fit a suitable pressure
gauge.
Make sure that any remote controls are
calling for heat.
Switch on or connect the electrical
supply to the boiler and heating system.
Warning. The gas valve and fan
operate on MAINS voltage, terminals
will become “LIVE”.
BOILER THERMOSTAT CONTROL KNOB
(Shown in the OFF position)
VIEWING
WINDOW
GAS SERVICE
COCK
INDICATOR
SLOT
(SHOWN OFF)
NOTE:
Do not adjust
any other
setting screws.
PRESSURE
TEST POINT
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