13
Wiring Instructions
1.
It is essential that the correct
size of fuse or circuit breaker be
fitted.
2.
Check that the mains supply
voltage corresponds with the
voltage indicated on the
heater.
3.
Isolate the electrical supply to
the cable.
4.
Make the supply cable
connections as follows.
Standard colours in the UK are:
Brown = Live
Blue = Neutral
Green/Yellow = Earth
THE IMMERSION HEATER
MUST BE EARTHED
Before you switch on the immersion
heater, check that the water storage
heater is full of water, and that the
temperature-and-pressure relief valve
has been properly fitted.
IF YOU ARE IN ANY DOUBT ABOUT FITTING
THE IMMERSION HEATER, OBTAIN THE
SERVICES OF A QUALIFIED ELECTRICIAN.
Wiring diagram for a Cleghorn Waring
double-protected Immersion Heater
Model Number CW279
2kW
Voltage = 220-240 v a.c.
Recommended fuse: 10 amp
Model Number CW278
1.25kW
Voltage = 220-240 v a.c.
Recommended fuse: 5 amp
Model Number CW240
0.75kW
Voltage = 220-240 v a.c.
Recommended fuse: 3 amp
Model Number CW239
1kW
Voltage = 110-115 v a.c.
Recommended fuse: 10 amp
IF AN ELECTRIC IMMERSION HEATER IS NOT FITTED
boss
washer
plug
1.
Before you install and fill the
heater…unscrew the plug
from the immersion heater
boss
2.
Check that the faces of the
plug, the boss and the
sealing washer are clean
and undamaged. Apply a
small quantity of silicone
grease to each face
3.
Screw the boss
firmly into
position.
Do not over
tighten. (Max
torque =70Nm
)
High temperature
Cut-out set to 85ºC
