User guide

14
ROOM STAT
CYLINDER
STAT
BLUE
G/YELLOW
BROWN
GREY
ORANGE
2 1 3
C 1 2
E
N
L
N
RUN
TO
BOILER
L N CH ON HW ON CH OFF HW OFF
FROM 3A
FUSED SPUR
OR MCB
TIME CONTROLLER
1 2 3 4 5 6 7 8 9 10
1 2 3 4 5 6 7 8 9 10
MID POSITION
VALVE
E
N
L
N
RUN
TO
BOILER
FROM 3A
FUSED SPUR
OR MCB
PROGRAMMABLE ROOM
THERMOSTAT
A B C
FIGURE ELEVEN: TYPICAL Y PLAN WIRING DIAGRAM
FIGURE TWELVE: TYPICAL HEATING ONLY WIRING DIAGRAM