Lpg Instructions - Vocera Linea Plus AG Installation & Servicing Instructions Manual

SECTION 11 L.P.G. INSTRUCTIONS
11.1 Gas Rates (LPG)
11.2 Burner Details (LPG)
11.3 RELATED DOCUMENTS
BS 6798
BS 5449 Part 1
BS 5546
BS 5440 Part 1
BS 5482 Part 1
11.4 GAS SUPPLY
A gas supply should be connected to the
boiler by a competent L.P.G. installer and
should be of sufficient size to supply the boiler
at its maximum output.
An existing supply should be checked by
the installer or L.P.G. supplier to ensure that
it can deal with the rate of gas supply required
for all the appliances when they are in use at
the same time.
11.5 GAS SUPPLY INSTALLATION
11.5.1 Inspect the entire installation including the
meter, test for soundness and purge.
11.6 CHECK BURNER PRESSURE
11.6.1 The heat inputs for high and low gas rates are
factory set to the maximum values given in
section 11.2 but it is necessary to check/
adjust this when commissioning the appli-
ance.
11.6.2 Turn off the main electrical supply. Gain
access to the interior as instructed in 5.3.1 -
5.3.2.
11.6.3 Gain access to the electrical terminals as
5.7.2. Ensure the Jumper at point JP8 is
removed.
57
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Min. Gas Rate
Max. Gas Rate
Main Burner
Main Burner Injectors
Burner Pressure Max. Rate
Burner Pressure Min. C/H
Burner Pressure Min. DHW
1987 Boilers of rated input not exceeding 60kW
1990 Forced circulation hot water systems
1990 Installation of gas hot water supplies for
domestic purposes.
1990 Flues
1994 Domestic Butane & Propane Gas burners in
permanent dwellings
Plus AG
410
1430
Plus AG
POLIDORO NP16
16X0,77
36,0 mbar
3,70 mbar
3,70 mbar
11.6.4 Locate the main burner pressure test point
(fig. 19) and slacken the screw half a turn in an
anti clockwise direction. Attach a suitable
pressure gauge as described at 6.6.5.
IMPORTANT: Before measuring gas pres-
sures it is imperative that the protective cover
over the gas valve adjustment screw is
removed (fig. 36).
Turn on electricity supply. Turn mode selector
switch to the
domestic hot water tap to operate boiler in dhw
mode. Adjust hot water control knob to it's
maximum setting.
11.6.5 The pressure reading for maximum output
should be :
Plus AG (LPG)
36.0 mbar
(Plus or minus 3.6 mbar)
If the pressure is wrong it should be adjusted
as instructed in 8.23. (N.B. Whenever the
maximum rate is adjusted, check and adjust
the minimum rate too).
position and fully open a
Linea Plus AG