Commissioning; Filling Domestic Water Circuit; Filling The Heating Circuit - Glow-worm swift flow 100 Installation Instructions Manual

11.1 Filling Domestic Water Circuit

Check that the boiler is isolated from the electrical
supply, at the external isolator.
Fully open the domestic water supply stop cock or valve
in the supply to the boiler.
Open the two domestic water isolation valves, slots in
line with the length of the valve, see diagram 8.1.
Open all hot water draw-off taps and close them when
the water flows. Check for water soundness of the
complete domestic water system.

11.2 Filling the Heating Circuit

REMINDER: It is essential that a bypass is fitted in all
installations, refer to Section 4.7.
Open the two central heating isolating valves, slots in
line with the length of the valve, see diagram 8.1.
Flush, fill and vent the system refer to Section 4.9.
WARNING. Several components operate on mains
voltage and with the Outer Case removed they become
EXPOSED.
To assist in filling and venting, the pump may be used.
Turn on the electrical supply, set switch "C" to "ON"
(white flash showing) any remote heating system
controls, time switch and room thermostat, for duty, see
diagram 11.1.
Note. If the clock/timer kit is to be fitted, refer to the
setting instructions in the Instructions for Use.
Make sure that the automatic air vent is operating
correctly, see diagram 1.2.
Alternate the position of switch "C" between "ON" and
"OFF" to make sure that water flows through all parts of
the boiler and air is not trapped in the boiler internal
bypass.
Pressurise the system until the pressure is 1.5bar
2
(21.5lbf/in ), pressure gauge "A", see diagram 11.1.
Check the heating system and boiler for water
soundness.
1 1 C o m m i s s i o n i n g
PIEZO
BUTTON
'E'
S.I.T
PIEZO
BUTTON 'E'
HONEYWELL
21
OFF
PILOT/IGNITION
MAIN BURNER
PRESSURE
GAUGE 'A'
SWITCH
(OFF)
CENTRAL
HEATING
SELECTOR
SWITCH 'C'
PRESSURE
GAUGE 'A'
SWITCH
(OFF)
CENTRAL
HEATING
SELECTOR
SWITCH 'C'
GAS CONTROL
KNOB 'D'
SWITCH
'ON'
Diagram 11.1
GAS CONTROL
KNOB 'D'
SWITCH
'ON'
Diagram 11.1
220650B