Grant Vortex Pro - Electrical; General

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Figure 8-2: Kitchen/Utility models with 2 X 2-port valve control system
Electrical
L N E
240 V
50 HZ
Frost
Thermostat
Pipe
Thermostat
(if fitted)
Wiring Centre
1
2
3
4 5 6 7 8 9 10
1 3 4 N L
Cylinder
Stat
1
C
Room Stat
2 1
3
Pump
E
N
L
2-port
Zone Valve
Motor
HTG
2-port
Zone Valve
Motor
DHW
Grey
Blue Blue
Brown
Brown
Green/Yellow
Green/Yellow
Orange
Orange
Grey
1 2 3 4 5 6
L N E
7 8 9 10
E N L
Boiler
Terminal Block
Remove link 1 to 4 when
plug-in programmer is fitted
Grant 2-Channel
Wall Mounted Programmer
(Ref. ESKIT)
8.5 Control System Wiring Diagrams
Figure 8-1: Kitchen/Utility models with 3-port valve control system
1 2 3 4 5 6
L N E
7 8 9 10
E N L
L
N
E
Supply to
burner
Cylinder
Stat
1
C 2
L N E
240 V
50 Hz
Room
Stat
2 1 3
3-Port
Mid Position
Zone Valve
Pump
E
N
L
Blue
Green/Yellow
White
Grey
Orange
Frost
Thermostat
Pipe
Thermostat
(if fitted)
Wiring Centre
1 2 3 4 5 6 7 8 9 10
1 3 4 N L
Boiler Terminal Block
Remove link 1 to 4 when
plug-in programmer is fitted
Grant 2-Channel
Wall Mounted Programmer
(Ref. ESKIT)