Switching the appliance on/off:
1
Turn on mains power supply
Turn on any external controls
Set the thermostatic radiator controls to
maximum temperature
Set the clock/programmer to continuously
ON and the room thermostat to maximum
temperature
2
Turn control (A) from 0 (off position) to I
(on position), after 2 seconds the power
on indicator (B) illuminates BLUE.
3
Turn the boiler thermostat control (C) to
maximum. The burner on indicator (D)
illuminates GREEN.
4
If the boiler fails to light and the boiler
goes to flame lock-out the BLUE power
indicator (B) will flash.
To reset the lockout turn the boiler
thermostat control to minimum, then
past minimum where the control will
click at reset position, wait 5 seconds
then turn to maximum. The boiler
will be reset.
STARTING THE APPLIANCE
IMPORTANT: Never run the appliance
when the appliance/system is empty or
partially filled.
A
D
B
C
MIN
MAX
RESET
CAUTION: DO NOT PRESS POWER
INDICATOR (B) TO RESET BOILER.
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR Ri
8 716 115 168a (06/2008)
28
STARTING THE APPLIANCE
C
O
MMI
S
S
IO
NIN
G
