Technical data

Issue No.1 Combined Manual 24.10.07
19
BOILER CONTROLS
BOILER CONTROL THERMOSTAT
The temperature of the water within the boiler and the store is controlled and maintained by the
Boiler Control Thermostat located on the boiler control panel.
Mixer Valve – the mixer valve can be adjusted to the desired hot water temperature setting, which
the householder requires. The valve is graduated between 1 to 5, the greater the number the hotter
the water.
TEMPERATURE SETTINGS:
The Boiler Control Thermostat has a range of 50°C to 80°C.
BUT THE BOILER CONTROL THERMOSTAT MUST BE SET AT 80°C AT ALL TIMES
PLEASE NOTE A ROOM STAT MUST BE FITTED
MAINS INDICATOR: GREEN
The mains indicator will illuminate when the mains supply to the boiler is on and system charge is
above 0.5 bar, the boiler is protected by a low pressure cut off switch.
HIGH LIMIT STAT INDICATOR: ORANGE
The high limit indicator will illuminate when the water within the boiler is or has overheated e.g.
reached a temperature above that set on the high limit thermostat.
THIS INDICATES THAT THE THERMOSTAT NEEDS TO BE RESET TO START THE BOILER.
When the boiler has had time to cool, the manual reset button (coloured red) on the control panel
will need to be pressed in to reset. If the high limit thermostat continues to trip, contact your
installer, as there may be a fault with the central heating system.
LOCKOUT INDICATOR: RED
The lock out indicator will illuminate when the burner has failed to fire, e.g. No fuel or an electrical
fault.
PLEASE NOTE: The reset button on the burner will illuminate on the burner control box at the same
time. Reset by pressing the reset button on the burner control box.
TIME SWITCH
(Senator only)
NEONS
GREEN - POWER
ORANGE -
HIGH LIMIT STAT
RED - LOCKOUT
BOILER CONTROL STAT
ON/OFF
SWITCH
SENATOR
COUNTRYMAN
NEONS
GREEN - POWER
ORANGE -
HIGH LIMIT STAT
RED - LOCKOUT
BOILER
CONTROL
STAT
ON/OFF
SWITCH
MIXER
V
ALVE