Bosch ACS 653-P - Page 107

ACS 653, ACS 663 Service Manual
SP00D00624 2021-04-08Robert Bosch GmbH
107
Plumbing and Mechanical
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The air purge solenoid is activated to release excess pressure from the internal storage vessel (ISV). The air purge
will occur when the machine is on and idle for 5 minutes and before charge.
Low Side
Service Hose
Vacuum Pump
Compressor
Oil 1 Inject
Bottle
Oil Drain
Bottle
High Side
Service Hose
Injection Manifold
Accumulator
Transducer
Deep Recover
Solenoid
HS
Gauge
Vacuum Pump
Exhaust
Filter/Drier
High Pressure
Cutout Swtich
Main Manifold
Pump Exhaust
Check Valve
Oil Ret urn
Solenoid
LS Charge
Solenoid
LS Charge
Check Valve
HS Charge
Solenoid
HS Charge
Check Valve
Recycle
Solenoid
Recover Check
Valve
Recover
Solenoid
Heat Exchanger /
System Oil
Separator
Compressor Oil
Separator
LS Inlet
Solenoid
HS Inlet
Solenoid
Vacuum
Solenoid
Oil Inject 1
Solenoid
Oil Inject 1
Check Valve
Oil Drain
Solenoid
Service Port
Low Side
Storage Port
High Side
Storage Port
ID Orifice
Refrigerant
Identifier
RI Filter
Oil Inject 2
Solenoid
Oil Inject 2
Check Valve
Dye Inject
Solenoid
Dye Inject
Check Valve
Oil 2 Inject
Bottle
Dye Inject
Bottle
LS
Gauge
ID Solenoid
Low Side
Transducer
Vapor Liquid
Internal
Tank
Tank Liquid
Solenoid
Air Purge
Solenoid
Temp.
Sensor
Air
Diffuser
Pressure
Relief
ISV Pressure
Transducer
Contamination
Port
Flush Manifold
Vapor
Check Valve
RI variants only