9 Handing the product over to the end user
24
Installation and maintenance instructions atmoTEC exclusive, atmoTEC plus 0020214272_04
Diagnostics level 2 diagnostics codes (
→
Page 30)
8.3.1
Pump curve
0,04 (400)
0,03 (300)
0,025 (250)
0,01 (100)
0
0
200
400
600
800
1000
1200
1600
A
1800 B
1400
0,02 (200)
100 %
60 %
70 %
85 %
700
800
950
1050
A
Remaining feed head
[mbar]
B
Flow rate [l/h]
8.4
Setting the bypass valve
Caution.
Risk of material damage caused by incor-
rect setting of the high-efficiency pump
If the pressure at the bypass valve is in-
creased (by turning it clockwise) and the
pump output is set to less than 100%, the
product may not operate correctly.
▶
In this case, set the pump output to
= 100% using diagnostics code
d.14
.
1.
Remove the front casing. (
→
Page 12)
2.
Hinge the electronics box downwards.
1
3.
Regulate the pressure using the adjusting screw
(1)
.
Position of the
adjusting screw
Pres-
sure
in MPa
(mbar)
Notes/application
Right-hand stop
(turned all the way
down)
0.035
(350)
If the radiators do not
heat up sufficiently at
the default setting. In
this case, you must
set the pump to the
maximum speed.
Mid-position (5 turns
to the left)
0.025
(250)
Default setting
5 further turns to the
left from the mid-
position
0.017
(170)
If noises are produced
in the radiators or radi-
ator valves
4.
Hinge the electronics box upwards.
5.
Install the front casing. (
→
Page 12)
9
Handing the product over to the end
user
Danger!
Risk of death from legionella.
Legionella multiply at temperatures below
60 °C.
▶
Ensure that the end user is familiar with
all of the Anti-legionella measures in order
to comply with the applicable regulations
regarding legionella prevention.
▶
When you have finished the installation, attach the sticker
supplied in the end user's language to the front of the
product.
▶
Explain to the end user how the safety devices work and
where they are located.
▶
Inform the end user how to handle the product.
▶
In particular, draw attention to the safety information
which the end user must follow.
▶
Inform the end user of the necessity to have the product
maintained according to the specified intervals.
▶
Pass all of the instructions and documentation for the
product to the end user for safe-keeping.
▶
Inform the end user about measures taken to ensure the
combustion air supply and flue system, and instruct the
end user that he must not make any changes.
10 Inspection and maintenance
10.1
Observing inspection and maintenance
intervals
▶
Adhere to the minimum inspection and maintenance in-
tervals.
▶
Carry out maintenance work on the product at an earlier
point if the results of the inspection that was carried out
during previous maintenance make this necessary.
10.2
Procuring spare parts
The original components of the product were also certified
by the manufacturer as part of the declaration of conformity.
If you use other, non-certified or unauthorised parts during
maintenance or repair work, this may void the conformity of
the product and it will therefore no longer comply with the
applicable standards.
We strongly recommend that you use original spare parts
from the manufacturer as this guarantees fault-free and safe
operation of the product. To receive information about the
available original spare parts, contact the contact address
provided on the reverse of these instructions.
▶
If you require spare parts for maintenance or repair
work, use only the spare parts that are permitted for the
product.
