44
clean heat technology
1 1
1 1
1 1
1 1
1 1
11-4.2 External Wiring Diagram
Fig. 11-4b External Boiler Wiring Diagram
REMOEMOEMOEMOEMO
VE MAINS PLVE MAINS PLVE MAINS PLVE MAINS PLVE MAINS PL
UGUGUGUGUG
BEFORE REMOVING PANELBEFORE REMOVING PANELBEFORE REMOVING PANELBEFORE REMOVING PANELBEFORE REMOVING PANEL
COVERCOVERCOVERCOVERCOVER
BOILER
MAINS PL
UG
CONNECTIONS
PROGRAMMER
MAINS
5A FUSED SP
UR
PERMANENT LIVE
NEUTRAL
EAR
TH
SWITCHED LIVE
PROGRAMMER
MAINS
5A FUSED SP
UR
WIRING OPTION 1
WIRING OPTION 2
2
1
N
PERMANENT LIVE
NEUTRAL
EAR
TH
SWITCHED LIVE
2
1
N
BOILER
MAINS PL
UG
CONNECTIONS
REMOEMOEMOEMOEMO
VE MAINS PLVE MAINS PLVE MAINS PLVE MAINS PLVE MAINS PL
UG BEFOREUG BEFOREUG BEFOREUG BEFOREUG BEFORE
REMOVING PANEL COVERREMOVING PANEL COVERREMOVING PANEL COVERREMOVING PANEL COVERREMOVING PANEL COVER
Notes
PERMANENT LIVE
Required for frost protection.
OVERRIDE
Runs Boiler & pump for servicing.
MAINS CONNECTOR IN
Normal Boiler operation.
Frost protection -
Boiler starts when temperature
falls below 5° and stops when
temperature rises above 14°.
MAINS CONNECTOR REMOVED
No Boiler operation.
No frost protection.
TO REMO
VE PL
UG PRESS
SMALL SCREWDRIVER
THROUGH HOLE IN REAR
OF PL
UG
MAINS PL
UG CONNECTIONS
1.
PERMANENT LIVE
Required for frost protection.
EAR
TH (GY)
N.
NEUTRAL (BL)
2.
LIVE (BR)
Switched live from programmer.
TECHNICAL INFORMA
TECHNICAL INFORMA
TECHNICAL INFORMA
TECHNICAL INFORMA
TECHNICAL INFORMATION 11
TION 11
TION 11
TION 11
TION 11