12
2
3
5
4
4.1 Filling with water
First check that all pipes are connected correctly.
Then proceed as follows:
A) Open a hot tap – leave it open
B) Open the cold water supply to the product.
Check that the water from the open hot water
tap is flowing freely, without any air gaps.
A) Close hot tap.
4.2 Turning on the power
When the water heater has been completely
filled with water, the power can be switched on.
A) Turn on switch/breaker.
4.3 Control points
A) Check that all pipe connections to/from the
product are tight and not leaking.
B) Check that the power supply to the prod-
uct is not at risk of exposure to mechanical,
thermal or chemical damage.
C) Check that any overflow pipe from the safe-
ty valve is uninterruptable, undamaged and
frost-free fitted sloping towards the drain.
D) Check that the product is standing firmly
vertically and horizontally.
4.4 Emptying of water
A) Disconnect the power supply. Do not drain
the water heater unless the power supply has
been turned off and secured against
activation during the draining process.
B) Shut off incoming cold water supply.
C) Open a hot tap to the maximum and leave
open (prevents vacuum).
D) Remove the cover at the drain valve (2) by
loosening the screw (5).
F) Connect a hose to the nozzle on the drain
valve. Place the other end of the hose out-
side, in a drain or in buckets. Turn the screw
on the drain valve (3) approx. 90 degrees to
the open position using a screwdriver. The
product is drained.
After draining, close the drain valve (3) by turn-
ing the screw 90 degrees to the closed posi-
tion. Close all open taps. Refit the cover (2) at
the drain valve. Refilling, see pt. 4.1.
DO NOT turn the power to the water heater back
on until it is completely filled with water. Failure
to comply will void the guarantee.
4.5 Handover to end-user
4. INITIAL COMMISSIONING
THE INSTALLER MUST:
Brief the end-user on safety and mainte-
nance instructions.
Brief the end-user on settings and emptying
the product.
Hand this installation manual over to the
end-user.
Enter contact details on the data plate on the
product.
!
WARNING
The water temperature in the product is
70°C/158°F and could cause scalding. Before
emptying, a hot tap should be opened to the
max. pressure/temperature for min. 3 minutes.
!
WARNING
The water heater should not be turned on un-
less all conditions shown under pt. 1 are fol-
lowed. Failure to comply may cause property
damage, serious injury or death.
