Operation; Cabinet-Type Casing; Preparing For Start-Up; Starting Up The Product - Vaillant atmoMAG Operating Instructions Manual

4 Operation

4 Operation
Warning.
Risk of being scalded by hot water.
Incorrectly set hot water temperatures and
hot water in the lines may lead to scalding.
▶
Check the hot water temperature with
your hand.
Warning.
Risk of burns caused by touching the
sight glass!
▶
Avoid direct contact with the heat-con-
ducting sight glass.
Caution.
Risk of material damage caused by an
interrupted water supply.
▶
Ensure that the water supply cannot be
interrupted.
4.1

Cabinet-type casing

Enclosing the product in cabinet-type casing requires compli-
ance with the applicable design instructions.
If you require cabinet-type casing for your product, consult
a heating specialist company. Never, under any circum-
stances, enclose the product yourself.
4.2

Preparing for start-up

1. Ask the competent person who installed the product to
explain to you where these isolator devices are located
and how to handle them.
2. Open the gas isolator cock fully.
3. Open the cold water stop valve that is set on-site.
4.3

Starting up the product

▶
Only start up the product once the casing has been com-
pletely closed.
6
4.4

Switching on the product

1
2
1. Press the main switch (1) so that it clicks into place.
2. Turn the rotary power switch (2) to the required level.
◁
The product is ready for operation.
Note
If you notice leaks in the hot water pipes
between the product and the draw-off points,
you must immediately close the cold-water
isolation valve that was set on-site.
Have the leaks eliminated by a competent
person.
4.5

Drawing hot water

1. Open the hot water valve at the draw-off point.
◁
The product automatically starts up.
◁
When the product is operating, the LED indicator
lights up blue.
Conditions: No hot water is supplied.
▶
Ensure that any stop valve that is installed upstream of
the hot water valve is completely open.
▶
Ensure that the product's main switch has clicked into
place.
▶
Remove the filter that is installed in the hot water valve
and check the filter for dirt and limescale.
▶
Use a descaling solution to remove the limescale from
the filter.
2. Close the hot water valve on the draw-off point.
◁
The product automatically shuts down.
Operating instructions atmoMAG 0020273766_00