8
3.6 ELECTRICAL REQUIREMENTS
WARNING: This appliance must be earthed. It is suitable for a.c. supply only.
Electrical installation must be carried out by a competent electrician and be
in accordance with the latest I.E.E wiring regulations.
Ensure the electrical supply is switched off before making any connections
to the water heater.
3.6.1 The unit is supplied fitted with a 0.75m 3 core 1.5mm
2
flexible cable.
The electricity supply should be fused 13 Amp and be via a double pole
isolating switch with a contact separation of at least 3mm in both poles.
Refer to Fig. 06 below.
3.6.2
The wires are colour coded as follows:
Green and Yellow
EARTH
Brown
LIVE
(L)
Blue
NEUTRAL
(N)
ELEMENT
NEON
RESET BUTTON
EARTH
POST
(STAT/CUT-OUT
PLUGS DIRECTLY
ONTO ELEMENT
TERMINATIONS).
DOUBLE POLE
ISOLATING SWITCH
BROWN
BLUE
GREEN/YELLOW
MAINS
SUPPLY
L
N
FIGURE 06 : WIRING DIAGRAM
IMPORTANT:
THE COMBINED THERMOSTAT/CUT-OUT MUST BE PUSHED FULLY
HOME TO ENSURE CORRECT OPERATION OF THE CUT-OUT
COMBINED
THERMOSTAT
& CUT-OUT
THERMOSTAT
ELEMENT
TERMINALS
CORRECT
INCORRECT
