Alpha-InnoTec LW 161H/V, Руководство по эксплуатации

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Subject to change without notice | 83061600bUK | ait-deutschland GmbH
29.1 Annual maintenance
► Determine the quality of the heating water by anal-
ysis. In the event of deviations from the specifica-
tions, take suitable measures without delay.
It is best to arrange a maintenance agreement with
a heating installation company. The company will
conduct the required maintenance at regular intervals.
NOTE
Any person who works on the refrigerant cir-
cuit must have a qualification certificate is-
sued by a body accredited by the industry.
29.2 Cleaning and flushing unit
components
CAUTION
Unit components may be cleaned
and flushed only by customer service
personnel authorised by the manufacturer.
Only use liquids recommended by the
manufacturer.
After flushing the condenser with chemical
cleaning agent, any residues must be neu-
tralised and the system flushed intensive -
ly with water. Always note and follow the
technical data of the respective heat ex-
changer manufacturer.
30 Malfunctions
In the event of a malfunction, you can detect the cause
of the malfunction via the diagnostic program of the
heating and heat pump regulator.

Operating manual of the heating and heat pump
regulator
WARNING
Service and repair work on the compo-
nents of the unit may be performed only by
customer service personnel authorized by
the manufacturer.
30.1 Unlock the safety temperature
limiter
A safety temperature limiter is installed in the electric
heating element. If the heat pump fails or there is air in
the system:
► Check whether the reset button ( ② ) of the safe-
ty temperature limiter ( ① ) has jumped out (by ap-
prox. 2 mm).
► Press the reset button ( ② ) back in again.
► If the safety temperature limiter trips again, con-
tact the local partner of the manufacturer or the
factory‘s customer service.