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6
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Technical data
To set the cold region settings
Service manual
94
draft – 21/12/2023 13:09
B
B Class 50 units
Field setting
Sound level reduction
RXM20+25A +
ARXM25A
Cut J5 jumper
2
J5 jumper +
6
ECONO mode
activated via
remote
controller
INFORMATION
New setting may affect the performance of the unit.
Cold region setting can be used in the event frost remains when the unit is used for
heating operation under extremely low temperatures and severe environmental
conditions, such as in Scandinavia.
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see Plate work.
1 Cut the jumper J8 on the main PCB using nippers or a similar tool to improve
the defrosting performance.
A
RXM35+42A +
RXM50A +
ARXM35A
ARXM50A
2
3
7
8
RXM20~50A + ARXM25~50A + FTXM20~50A + ATXM20~50A + CTXM15A
To be used at
...
Day
Night
Split Perfera ZETA R32
ESIE23-06 – 2023.12
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Troubleshooting
