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MasterCool 69789-220 User Manual

MasterCool 69789-220
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RECOVERY/RECYCLE/RECHARGE
69789-220
Operating Instructions

Table of Contents

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MasterCool 69789-220 Specifications

General IconGeneral
TypeManifold Gauge Set
RefrigerantsR-134A, R-22, R-404A
MaterialBrass
Gauge Size3-1/8 in.
High Side Pressure Range0 to 800 psi
Vacuum Range30 in. Hg
Temperature ScaleFahrenheit
UseHVAC/R systems

Summary

Introduction to the Recovery/Recycle/Recharge Machine

Manual Care and Maintenance Guidelines

Machine Warranty Conditions and Coverage

General Machine Information and Specifications

Essential Safety Rules for Operation

Refrigerant Fluid Handling Precautions

Machine Operation Principles

Machine Setup and Connection Guide

Overview of the Mastercool Machine

Controls and Control System

Details on the machine's control interface, including gauges, keyboard, and display.

Function Selector Keyboard Layout

Explains the function keys for operating the machine's various procedures.

Machine Alarms and Indicators

Description of audible and visual alarms for high pressure, full bottle, and service issues.

Preliminary Operations Before Use

Purging Non-Condensable Gases

Quick Start Guide for Initial Use

Automatic Operation Procedure

Editing Vacuum Data

Procedure to input or adjust vacuum time settings for automatic operations.

Editing Oil Data for Automatic Procedure

Editing Tracer Data for Automatic Procedure

Editing Filling Data for Automatic Procedure

Assisted Operation Procedure Overview

Recovery and Recycling Process

Detailed steps for recovering and recycling refrigerant fluid from an A/C system.

Emptying Pipes After Recovery

Vacuum Operation in Assisted Procedure

New Oil Reintegration Procedure

Tracer Reintegration Procedure

Charging the A/C System Procedure

Static Diagnosis Functionality (Optional)

Accessing Machine Data Readings

Machine Configuration Settings

Language Selection

Guide to changing the operating language of the machine interface.

Unit of Measure Settings

Instructions for selecting preferred units for weight, pressure, and temperature.

Weight Unit Configuration

Pressure Unit Configuration

Temperature Unit Configuration

Machine Options and Settings

Setting Date and Time

Print Setup Configuration

Operator Identification Entry

Leak Check Configuration

Auxiliary Services Management

Refrigerant Management and Records

Tracking and managing refrigerant operations, including storage and history.

Password Protection Setup

Instructions for setting or clearing a four-digit password to secure machine access.

Machine Counters and Usage Statistics

Machine Maintenance Procedures

Filling the Internal Machine Bottle

Procedure for replenishing the refrigerant in the machine's onboard storage bottle.

Manual Air Purging Process

Filter Replacement and Service Alarm

Quick Guide to Machine Setup

Calibration Procedures

Calibrating the Bottle Scale

Steps to calibrate the weight scale for the refrigerant bottle.

Bottle Data Configuration

Calibrating the Oil Scale

Calibrating the A/C Pressure Transducers

Calibrating the Bottle Temperature Sensor

Vacuum Pump Maintenance

Vacuum Pump Oil Top-up

Procedure for adding oil to the vacuum pump when the level is low.

Vacuum Pump Oil Change

Instructions for draining and replacing the vacuum pump oil.

Filling the New Oil Container

Filling the Tracer Container

Replacing Collapsible Oil/Tracer Cartridge

Emptying the Used Oil Container

Replacing Printer Paper

Customizing the Advanced Database (DBA)

Entering Custom Vehicle Data

Guide to adding new vehicle models and refrigerant quantities to the database.

Using Custom Database Entries

Instructions on how to select and utilize customized vehicle data.

Deleting Custom Database Entries

Procedure for removing custom vehicle data from the database.

Adjusting Screen Contrast

Installing USB Virtual COM Drive

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