Operating The Appliance; Switching The Boiler On/Off; Setting The Radiator Temperature; Controlling Central Heating - Worcester Greenstar Camray External 12/18 User Instructions

CENTRAL HEATING TEMPERATURE CONTROL:
max
flue
reset
max
flue
reset
boiler
reset
GREENSTAR CAMRAY EXTERNAL
boiler
reset
GREENSTAR CAMRAY EXTERNAL
GREENSTAR CAMRAY EXTERNAL 12/18 - 18/25 - 25/32
8 716 112 711b (09.07)

OPERATING THE APPLIANCE

SWITCHING THE BOILER ON/OFF:

To switch on the boiler; turn on the water,
oil and electricity supply to the boiler.
Check the mode switch is in boiler mode
with the indicator illuminated.
Check the programmer/timer is correct and
it is set to ON.
Set the room thermostat to the desired
setting.
Open and set thermostatic radiator valves as
required.
Turn the boiler water temperature control to
the required setting.
To switch off the boiler; turn the
programmer/timer to OFF for heating and
hot water. If the appliance is left unused and
exposed to freezing conditions; shut off all
the mains supplies, isolate the boiler and
drain the system and boiler.
on
SETTING RADIATOR TEMPERATURE:
service
Turn the control clockwise to increase the
radiator water temperature.
Turn the control anti-clockwise to reduce the
radiator water temperature.
The minimum and maximum ranges of the
on
heating control positions are approx. 55°C to
service
81°C.

CONTROLLING CENTRAL HEATING:

Set the programmer/timer to the correct time
with the required ON/OFF periods. (Refer to
the user guide supplied with the programmer).
Turn the room thermostat to the temperature
required.
Set thermostatic radiator valves to the
required temperature for each room.
OPERATING THE APPLIANCE
7