Ecotechnics VA750 - User Manual

The data, information and descriptions, and the technology described herein are the exclusive intellectual property of Ecotechnics S.p.A. and constitute industrial
secrets. Said information is communicated in strict confidentiality; said information may be used only for the purpose for which it is communicated; said information
may not be divulged, communicated, or revealed to third parties and/or reproduced by any means for any reason whatsoever; said information is protected under
applicable Italian competition and industrial property law.
Service manual VA500-VA750 ed.1 ver.5.05 [MANU360.SA0].doc pag.1 - 18/10/2005

Summary

Operating Cycle

Recovery-Recycling Phase

Detailed description of the refrigerant recovery and recycling process.

Vacuum Phase

Process for evacuating air and non-condensable gases.

Filling Phase

Procedure for recharging new oil and refrigerant.

Controls and Control System

Status and Alarm Panel

Routine Maintenance

Vacuum Pump

Maintenance procedures for the vacuum pump.

Replacing the Dryer Filters

Special Maintenance

Bottle Scale Calibration

Procedure to calibrate the scale for accurate weight measurements.

Electronic Valve Cleaning or Substitution

Troubleshooting

Full Bottle Alarm

Steps to resolve the full bottle alarm condition.

Empty Bottle Alarm

Steps to resolve the empty bottle alarm condition.

Service Alarm

Actions to take for the service alarm.

High Pressure Alarm

No Display When Main Power Switch Is On

Vacuum Pump Doesnt Start

Vacuum Pump Runs, But Low Side Gauge Does Not Register An Appropriate Vacuum

The Machine Doesnt Finish the Refilling

Scale Doesnt Read the Weight

The Machine Doesnt Finish the Recovery

Alarm Messages

Electronic Board

SCH4000;SCH4001 VALUE_7;9 Motherboard

Exploded View Key

Ecotechnics VA750 Specifications

General

Brand	Ecotechnics
Model	VA750
Category	Service Equipment
Language	English