ACS 553, ACS 563 Service Manual
1 689 975 295 2021-04-13 Robert Bosch GmbH
94
Parts and Components
Provides 12 Volts
to power the circuit boards, all solenoids, and
sensors requiring 12V power.
Recovers the used oil
during the oil drain process.
Stores
Calibration standard that attaches to magnet
under scale assembly. Used to verify scale
calibration.
Allows refrigerant, air, or oil
Moves refrigerant from the
unit.
Used for
starting the compressor, helping reduce the
initial high current demand required by the
compressor on start-up.
Removes
the compressor oil from the refrigerant leaving
the compressor. New oil is returned to the
compressor when the oil return solenoid
receives power.
User interface panel,
display, and keypad for controlling refrigerant
recovery, recycling and recharging.
Front display
panel and main control of the unit.
its normal operating temperature. The fan runs
whenever the power switch is turned on.
Used to remove
moisture and particles from refrigerant. Must be
(R134a) of refrigerant is recovered.
Monitor high-side
pressure of the vehicle being serviced.
Monitors low-side
pressure of the vehicle being serviced.
Switch
opens at 22.5 ± 0.7 bar (326 ± 10 psi) and resets
at 17 ± 0.7 bar (250 ± 10 psi). If pressure in
(326 psi), the switch opens stopping all functions.
Storage tank where the recovered and recycled
refrigerant is stored. Vapor, liquid, and air purge
access is on-top of tank.
Touch-pad providing the user
interface for controlling, entering date, or
navigating through the operation of the unit.
Internal manifold
assembly that contains solenoids, check valves
manifold assembly for proper distribution.
Disperses
Provides a means
for attaching the oil drain bottle to the unit.
Fitting used to reduce the
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