ACS 653, ACS 663 Service Manual
SP00D00624 2021-04-08 Robert Bosch GmbH
92
Plumbing and Mechanical
NOTE: All wires must be clear of moving parts, pinch points, and sharp edges.
High-Pressure
Switch
Recover
Solenoid (S11)
Oil Return
Solenoid (S13)
Accumulator Pressure
Transducer (AP)
Low Side Inlet
Solenoid (S4)
High Side Inlet
Solenoid (S5)
High Side Charge
Solenoid (S6)
Low Side Charge
Solenoid (S7)
Vacuum
Solenoid (S9)
Identier
Solenoid (S17)
Recycle
Solenoid (S8)
Deep Recover
Solenoid (S12)
PAG Solenoid
(S2)
Dye Solenoid
(S15)
POE Solenoid
(S14)
4psi Relief
Check Valve for
Vacuum Pump
Low Side Pressure
Transducer (LSP)
Oil Drain
Solenoid (S3)
Tank Temperature
Sensor (TT)
Tank Pressure
Transducer (TP)
Air Purge
Solenoid (S1)
Tank Liquid
Solenoid (S22)
• S17 is used on ACS 663-RI unit only.