Electrical Wiring Diagram - Worcester GREENSTAR HIGHFLOW 440CDi Instruction Manual

PRE WIRED LINK
CODE PLUG
ST18
Fuse F2, T 1.6A, L250V
Red
Yellow
White
Fuse F3, T 0.5 A, L250V
Pink
Red
Yellow
ST9
Black
Green
Orange
Violet
Blue
Red
Orange
Blue ST17
Yellow
Green
Black
ST8
F
A
1
2
4
B
B
DHW TEMPERATURE
CONTROL
Wall plate contacts
(for FX controls)
B B
Outside sensor
(FW 100)
NC NO
C
External volt free
programmer option
(used with MT10 timer)
TANK
SENSOR
INSTALLATION & SERVICING INSTRUCTIONS
8 716 115 219c (03.2010)
WORCESTER 24V CONTROLS
OPTION, PLUG IN POINT
(under blanking cover on fascia)
EMS BUS contacts
(for FX controls)
EXTERNAL
FROST STAT
(OPTIONAL)
T2.5 A, H 230 V
ST6
ST4
LP NP FS FR
Colour sequence
PUMP SUPPLY
Colour sequence
FAN
TANK
OVERHEAT
FLUE
OVERHEAT
STAT
FLOW
GAS
TURBINE
VALVE
SAFETY
SOLENOID
SAFETY
SOLENOID
DHW
SENSOR

ELECTRICAL WIRING DIAGRAM

DIAGNOSTIC
ST1
INTERFACE
230V/AC
25V
SPARK
Fuse F1, slow
TRANSFORMER
ST10
L N N L L
S S R
ST5
CH TEMPERATURE
CONTROL
MAINS
SUPPLY
FLAME SENSE SPARK
ELECTRODE ELECTRODES
FLOW NTC
OVERHEAT
STAT
DIVERTER
VALVE
HIGH LEVEL
SENSOR
CONDENSATE
PUMP
230V HW interface
(Installer Module)
located to the right
of the control panel
NO
9V
C
NC
Earth
CH DHW
External 230V twin
channel programmer
option
PUMP
ELECTRICAL WIRING DIAGRAM
49