28
Grant Vortex Oil Boilers
1
Carefully remove the packaging from the boiler
and remove it from the transit pallet.
2
Either open the boiler door (Kitchen models) or
pull off the boiler front panel (Utility models) and
remove the literature packs. Give the User
Information pack to the householder.
3
Lift off the two parts of the case top and remove
the water connecting fittings.
Unpack the boiler
5.1
Prepare the wall
5.2
5 - BOILER INSTALLATION
See Fig. 19 and 19a
If the boiler is to be used with a low level balanced
flue (Yellow system) make the hole in the wall for the
flue as shown in Fig. 19a.
Note: Dimension B given in Fig. 19a includes an
extra 10 mm over the size of the terminal to provide
clearance for fitting.
Fig. 19a - Low level balanced flue (Yellow System) and Starter kit (Green System)
Fig. 19 - Low level balanced flue
Utility 46/58, 58/70
Utility 26/36, 36/46 and Utility System 26/36, 36/46
All other models
A
1102
780
768
Dimension (mm)
Model
B dia
162
162
127
C
112
115
115