12/06/00
Page 13
ASCONA ‘A’ & ‘APV’ INSTALLATION INSTRUCTIONS
13.0 LPG CONVERSION
The boilers are supplied as standard to be run on natural gas. Should it be necessary to
convert the boiler to LPG the following operations must be carried out :
1
Remove jacket front panel.
2
Switch off electrical supply.
3
Turn off main gas cock.
4
Substitute the injectors on the main burner.
5
Nova Sit 822 gas valve : Remove the burner-pressure regulator cover and screw the
governor spring fully in, replace the cover with blank supplied. Elektrogas VM-l gas valve :
Replace the governor spring with the one supplied
6
Test for soundness.
7
Re-commission boiler as described in section 11. Using LPG burner pressure as stated in
Table 1.
NOTE :
The gas supply pressure to the boiler should not exceed the pressure as stated
in Table 1.
BOILER
MODEL
PART
NUMBER
INJECTORS PER KIT
& INJECTOR Ø
INJECTORS PER
BOILER
KITS
NECESSARY
A – 3
6-P435006
4 / 1.75
2
1
A – 4
6-P435006
4 / 1.75
3
1
A – 5
6-P435006
4 / 1.75
4
1
A – 6
6-P435006
4 / 1.75
5
2
A – 7
6-P435006
4 / 1.75
6
2
A – 8
6-P435006
4 / 1.75
7
2
A – 9
6-P435007
4 / 1.65
8
2
