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Bosch ACS 652 User Manual

Bosch ACS 652
40 pages
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ACS 652
en
Repair instruction
A/C Service Unit

Table of Contents

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Bosch ACS 652 Specifications

General IconGeneral
ModelACS 652
BrandBosch
Frequency50/60 Hz
Power800 W
RefrigerantR134a
Operating ModesAutomatic and Manual
Recovery Rate0.3 kg/min
DisplayLCD
TypeAir Conditioning Service Unit
Voltage220-240 V

Summary

Symbols Used

Important Information

Safety Regulations

Handling Refrigerant R134a

Specific safety guidelines for handling R134a refrigerant, including risks and precautions.

Working on the Vehicle

Hazards and safety measures when working on vehicles, especially high-voltage systems.

Notes on Operation

Safety Devices

Display and Control Panel

Selection and Function Keys

Program Structure

Hydraulics Diagram

Service Phases

Recovery

Detailed procedure for extracting refrigerant from the vehicle's A/C system.

Draining Oil into the Used Oil Bottle

Vacuum Phase and Recycling (Simultaneous)

Vacuum Phase

Procedure for generating vacuum in the A/C system to prepare refrigerant.

Leak Test

Refrigerant Preparation

Fresh Oil Filling

UV Contrast Medium Filling

Filling Refrigerant

Troubleshooting

Service Messages

Lists service messages and their corresponding troubleshooting actions.

Fault Messages

Lists various fault indications and their recommended actions.

Emptying the ACS 652

Troubleshooting and Analysis

Faults During Recovery

Analysis of faults related to compressor starting and not starting during recovery.

Fault Messages That Can Occur During Recovery

Explanation of fault messages like 'CYLINDER FULL' and 'PRESSURE VALVE TOO HIGH'.

Faults During the Vacuum Phase

The Vacuum Pump Starts

Addresses issues where the vacuum pump runs but fails to generate vacuum.

The Vacuum Pump Does Not Start

Covers troubleshooting when the vacuum pump fails to start, checking power and relays.

Fault Message That Can Occur During the Vacuum Phase

Faults During Refrigerant Preparation

Faults During Filling With Refrigerant

Vehicle Air Conditioning System Cannot Be Filled

Covers faults preventing the A/C system from being filled with refrigerant.

Component Test and Maintenance

Vacuum Pump

Specifications and checks for the vacuum pump's operation and oil level.

Combo Filter

Vacuum Pump

Calibration

Used Oil Bottle Scales

Pressure Sensor

Component Test

Changing Basic Settings

Software

Circuit Diagram

Computer Printed Circuit Board

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