Worcester Greenstar FS 30CDi Regular User Manual

CENTRAL HEATING FUNCTION
INSTALLATION & SERVICING INSTRUCTIONS
8 716 115 216b (09.2008)
BOILER FUNCTION
46
FAULT FINDING
& DIAGRAMS
FAULT FINDING
& DIAGRAMS
NO
YES
POWER
SWITCH
ON
DE MAND
Fan to
start
speed.
Pump ON.
IGNITION
SEQU EN CE
(see detail)
BLUE
LIGH T
ON
BURNER
LIT?
GREEN
FLAME
LI
GHT
ON
Stop spark.
Wait
10 seconds
5th
attempt?
LOCK OUT
10 second
stabilisation
period.
Fan (& gas)
modulation
to achieve
set
temperature
(40-82 °C)
EN D OF
BO ILER
DE MAND
Gas valve
OFF
Pump run 3
minutes
Fan run 30
seconds
Over temperature shut-
down if water tempera-
ture is 5°C above set
value.
Gas valve OFF.
Fan overrun
30 seconds
3 minute wait
Spark
ignition
4 seconds
NO
YES
Room
thermostat and/or
mains
programmer ON
and TEMP
control knob ON
IG NITION SEQ UE NC E
DING
AMS

Worcester Greenstar FS 30CDi Regular Specifications

General

Model	Greenstar FS 30CDi Regular
Category	Boiler
Output	30 kW
Fuel Type	Natural Gas
Max Working Pressure	3 bar
Warranty	5 years