ACS 553, ACS 563 Service Manual
1 689 975 295 2021-04-13 Robert Bosch GmbH
24
Introduction
Due to normal wear and tear, these units require regular maintenance to ensure safe operation
and optimum performance. The above chart provides a schedule of the minimum recommended
maintenance tasks.
After (SEE TABLE) of refrigerant has been
filtered. Refer to “Filter Change” in the
Maintenance section of this manual.
Model
R134a
Model
R1234yf
Refer to “Vacuum Pump Maintenance” in the
Maintenance section of this manual.
Monthly.
Monthly. Refer to “Calibration Check” in the
Maintenance section of this manual. Every year
all scales must be calibrated by an authorized
service center.
Automatic every 10 days. Refer to “Pressure
Decay Leak Test” in the Maintenance section
of this manual (for R1234yf only).
Every yearly — performed by an authorized
service center (for R134a only).
Monthly.
Monthly. Use a clean cloth.
Monthly. Use a clean cloth.
Daily.
Monthly.
Every yearly — performed by an authorized
service center.
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