Grant Combi 70 V3 - Connecting the Fuel Supply

39
Combi V3, Combi Max and Vortex Combi models
6 - BOILER INSTALLATION
See Fig. 9
If a two pipe system is to be used refer to Section 5.3.6.
1 Remove the oil inlet plug from the fuel pump and
connect the elbow of the flexible fuel line supplied
with the boiler.
2 Connect the flexible fuel line to the rigid supply using
the adaptor supplied. The supply enters through one
of the holes at the bottom of the case sides.
Connect the fuel supply
6.10
Fig. 24 - RDB burner components
1 Pump
2 Control box
3 Reset button with lock-out lamp
4 Flange with gasket (do not remove from boiler)
7
8
1
2
3
5
4
6
5 Air damper adjustment screw
6 Air supply tube connection (balanced flue)
7 Pump pressure adjustment screw
8 Pressure gauge connection