ACS 561 Service Manual
Robert Bosch GmbH
SP00D00517
2018-07-11
81
Plumbing and Mechanical
Figure 4-14. Oil Drain
OIL DRAIN PROCESS
During the Oil Drain process, the oil return solenoid is activated until there is 1.1 bar (16psi)in the accumulator.
The oil return solenoid is then deactivated and the oil drain solenoid is activated until there is either a greater than
0.01 bar (0.15psi) change per second in the accumulator or less than 0.62 bar (9psi) in the accumulator.
Heat Exchanger/
System Oil
Separator
Filter/Dryer
Compressor
(COMP)
Compressor
Oil Separator
Oil Return
Solenoid
(S7)
Oil Drain
Solenoid
(S6)
Accumulator
Transducer
FRONT PANEL
MANIFOLD
HOSE FLUSH
MANIFOLD
BULKHEAD
INJECTION
MANIFOLD
Charge
Solenoid
(S3)
Charge Check
Valve
Low Side
Ball Valve
High Side
Ball Valve
Recover
Check
Valve
Recover
Solenoid
(S1)
Low Side
Transducer
Oil Drain
Bottle
High Side
Gauge
Low Side
Gauge
Vacuum
Solenoid
(S2)
High Pressure
Switch
Vacuum Pump
(PUMP)
High Side
Service Hose
Low Side
Service Hose
HS
Bulkhead
LS
Bulkhead
Hose Flush
Check
Valve
Pressure Relief
Internal
Storage
Vessel
Vapor
Check
Valve
Tank Liquid
Solenoid
(S4)
Oil Inject
Bottle
Oil Inject
Solenoid (S5)
Oil Inject
Check Valve
Service
Port
Air Purge
Pressure Relief
Liquid
Ball
Valve
Suction
Discharge
Intermittent
Energized
Tank
Pressure
OIL DRAIN
Содержание ACS 561
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