HAMWORTHY HEATING LTD
24
MILBORNE
500001130/J
5 Ensure that a number appears in the left indication
window of the Master control panel. This number
relates to one of the heating circuits.
Demand from domestic hot water circuit or both in
operation;
Demand from heating circuit 2;
6. Wait for the green indicator LED to illuminate, to
indicate that the ignition phase of boiler start-up has
commenced.
Module reset button
Module fault indication
LED, red
Module operating
indication LED, green
Fig 7.4.4 - Control Panel Modules
Heating circuit indication
window
Fig 7.4.5 - Master Control Panel
The operating sequence for the display is as follows;
No Demand for heat;
Heat Demand for domestic hot water circuit or from
heating circuits 1 and 2;
Slow flashing LED
= Standby
Fast Flashing LED
= Ignition phase
Steady LED
= Flame is present
Note: The ignition sequence
is as follows;
1)
5 Seconds of pre-
purge
2)
4 Seconds of post–
purge
Rd
Gn
Fig 7.4.6
7. Run the burner to maximum power. To achieve
this press and hold S2 and S4 for 5 seconds.
+
S2 S4
After 5 seconds the maximum fan speed can be
selected with switch S4. All the fans in the boiler
installation will operate now at the maximum speed
as programmed at parameter 15; maximum fan
speed CH.
The first digit of the display will indicate the fan
speed. H = maximum speed.
The second two digits of the display indicate
temperature, e.g. T1 = 80°C
S1
S2
S3
S5
S6
S4
