d) ELECTRICAL WARNING:
The appliance must be earthed
The electrical installation must be in line with the current I.E.E. wiring regulations.
A mains supply of 240 VAC 3 kW (13 amps) is required (Fig. 5)
Heat resisting cable, round 3 core 1.5 mm (to BS 6141 table 8) should be used to
connect to the electrical supply through either:
- a 13 amp socket to BS 1363; or
- a double pole fused isolating switch with a contact separation of 3 mm minimum on
each pole.
The cable enters the terminal compartment through a tube embedded in the foam
insulation, the entrance to this tube is on the rear right hand side at the bottom.
Flexible cables are colour coded as follows:
Brown.................................................. live
Blue............................................... neutral
Green and yellow............................. earth
16
Fig..5
EP 10/15 and EP 30 R 3KW wiring diagram
L
N
E
THERMAL
CUT-OUT
THERMOSTAT
NEON
HEATING
ELEMENT
To enter into the terminal compartment unscrew the 2 screws on the cover.
(To access the screws, remove the decorative caps on the front control access panel).
e) COMMISSIONING
- Check that all the necessary components are supplied and for those not factory
fitted, that they are the type recommended by the manufacturer for the particular
water heater.
- Check that the water heater/components are undamaged.
- Check that the discharge pipe is plumbed so that it falls continuously and that no
taps, valves or other shut-off devices are installed in the pipe.
