2.24 INITIAL LIGHTING
Legend
A. Boiler Status
B. Burner on Indication
C. Hot Keys
D. CH Temperature Control
E. Boiler On / Off Switch
F. Pressure Gauge
G. CH Flow Isolating Valve
H. Gas Inlet Pressure Test Point
J. Gas Service Cock
K. CH Return Isolating Valve
1
0 4
2
3
bar
MENU
READY
TIMER OR ROOM
THERMOSTAT OFF
39
O
C TO CYLINDER
ON
39°C
15°C
min max
on
o
PREPARATION FOR IGNITION
1.
Check that the electrical supply is OFF and remove
the boiler front panel. Refer to Section 3.2
2. Check that the system has been lled and that
the boiler is not air locked.
3. Ensure that the automatic air vent cap is open.
4. Ret the boiler front panel. Refer to Section
3.2.
5. Check that the drain cock is closed and that the
CH (G & K) isolating valves are OPEN.
6. Move the On/Off knob (E) to the ‘off’ position
7. Slacken the screw in the inlet pressure test
point (H) and connect a gas pressure gauge via
a exible tube.
INITIAL IGNITION
1. Switch the electricity supply ON and check all internal and external
controls are calling for heat.
2. Move the On/Off knob (E) into the ‘on’ position. Set the Boiler
Temperature Control knob (D) to ‘max’. The boiler will now go through
its ignition sequence until the burner is established.
3. If the boiler has not lit, after 5 ignition attempts, the following screen will
be displayed.
IGNITION LOCKOUT
Check other gas appliances work
If pre-payment meter check credit
If not, contact gas supplier
Restart boiler.
If fault persists contact installer
01482 498663
EXITRESTART
4.
Restart the boiler and the ignition sequence will be repeated. If Restart
occurs 5 times within 15 minutes then the following screen will be displayed.
TOO MANY RESTARTS
Contact installer
01482 498660
EXIT
EXITRESTART
If power is removed this will be restarted.