Run the lead wire through
the slit on the water-proof
cover provided and seal
each terminal screw.
Place the band on the joint surface of the
DHW tank.
Secure the water-proof cover around the
cylinder boss using the band provided.
DIP Switch
1-4 OFF→ON
(without immersion heater
→with immersion heater)
Fix it to the
other wires
.
The fixing position of lead wire using bands
and/or fasteners.
Fix it to the
pipe covers.
SPEC
NAME
PLATE
Carefully reinstate control cable
connection before reinstating
and securing the front panel.
Do not insert the lead wires
3
and
4
into the
opening that the main controller wires or the
wireless receiver wires use.
3
4
10
11
12
13
14
15
16
17
18
For details about wiring to power
supply and circuit breaker, refer to
the installation manual and wiring
diagram for the cylinder unit.
Fill tank with water and ensure that
no water leaks around the periphery
of the immersion heater.
Optional parts
D-28
Immersion Heater
3
Optional parts
