Glow-worm Xtrafast 96-120 - Manual (Page 18)

18 2000221595
12 Commissioning
3
Undo cap on
automatic air
vent on top of
pump and
leave undone.
Please ensure the “Benchmark” logbook is completed and left
with the user.
The commissioning and first firing of the boiler must only be
done by a qualified registered person.
Gas valve settings. Refer to Section 15 "Settings".
Gas installation
It is recommended that any air is purged from the supply at the
gas inlet test point on the gas valve, see diagram 12.1.
Filling the system 1 to 8
4
Hab 265
1 Press the mains 'On/Off' button
Hab 265
Open the system filling loop and fill the
system until the pressure indicated
on the display is between 1 and 2 bar.
Reg 008
9323
1.5
bar
mod
The pressure must be between 1 and 2 bar
Diagram 12.1
Open the boiler isolating valves
(v and q), the slot of the screw
corresponds to flow direction.
Fully open valve m by turning
anti-clockwise.
➜
v
m
q
2
I O
mode
0
1
1 2 3
4
5
6
7
8
9
10 11 12 13 14 15
16
1 7
18
1 9
2 0
21
22 23 24
0.0
bar
The display will indicate 0 bar pressure in the system The warning light will illuminate
➜
GAS INLET
TEST POINT