Gas Conversion - QHT RIVA FP Service Instructions Manual

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Second Part
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9

Gas Conversion

1) Check that the gas cock fitted on the gas
supply pipe is turned off and the appliance is
switched off at the circuit breaker.
2) Remove the front and side panels of the case.
3) Take off the lid of the sealed chamber.
4) Remove the front panel of the combustion
chamber.
A
Figure 9.1
5) Loosen the screws A and remove the burner 7
(Figure 9.1).
6) Carry out the conversion for the type of gas,
replacing the burner injectors correctly.
7) Reassemble the burner, the front panel of the
combustion chamber and the lid of the sealed
chamber.
8) Extract the control panel.
9) Loosen the screws D and remove the service
panel (Figure 9.2).
D
D
D
Figure 9.2
10) Set correctly the dip-switch "2" to the correct
position (Figure 9.3) in accordance with the
following table.
Gas supply
Natural gas
L.P.G.
RIVA FP SERVICE MANUAL – REV A
M130.30CM
7
A
Position of the switch 2
On
Off
Maintenance Characteristic Verification
Figure 9.5
11) Close the service panel.
12) Turn on the boiler.
13) Calibrate the gas valve according to the
instructions given in the section 7 of the third
part of this manual.
14) Set the correct gas pressure for central
heating output required.
15) Stick on the inside of the left hand side panel
adjacent to the data badge the self-adhesive
label (included with the conversion kit)
indicating the type of gas, and the gas
pressures to which the appliance has been
set.
16) Reassemble the front and side panels of the
case.
Natural gas L.P.G.
ON ON
4 4
1 2 3 1 3
2
OFF OFF
M130.30CM - 7