Instruction manual

Lighting the Boiler
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Connect gas pressure gauge to set test point (43
Fig. 19).
Turn on the gas supply and boiler gas tap (27 Fig.
18).
Check all boiler connections for gas soundness.
Ensure electrical supply is on.
Ensure all external controls are calling for heat.
Turn selector switch (19 Fig. 20) to heating and hot
water position
Turn the boiler thermostat to maximum (21 Fig.20).
The boiler will light.
Allow the boiler to heat system.
Check that the inlet gas pressure (working pressure)
while the boiler is operating. (Refer to technical data).
Check the operation of the boiler controls and safety
devices. (See separate servicing leaflet for details).
Re-flush the system to remove any dissolved oils
and fluxes.
Recharge system pressure and introduce any water
treatment as required.
49
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Fig. 20
Handing Over to the Householder
l Ensure system pressure has been set correctly.
l Set the boiler and cylinder thermostat and controls.
l Demonstrate the lighting and operation of the boiler.
l Demonstrate how to maintain the system pressure.
l Explain to the customer:
1. the operation of the appliance and
safety controls
2. things to look out for such as continual leak
of water noticed at the tundish
3. Explain the necessity of annual maintenance
by a competent person
4. what to do in an emergency
l Leave users instructions, installation manual and all
other documentation with the householder.
l Fill out and register the guarantee card and send it
back to Chaffoteaux et Maury
e
C&M
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