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Valeo Thermo AC 070 User Manual

Valeo Thermo AC 070
48 pages
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Rev. 03/2019
Id.No. 11123153C
Thermo AC 070
Thermo AC 200
Thermo DC 200
Workshop Manual
HEATING SYSTEMS
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Valeo Thermo AC 070 Specifications

General IconGeneral
BrandValeo
ModelThermo AC 070
CategoryHeating System
LanguageEnglish

Summary

Introduction to Thermo AC/DC Heating Systems

Safety Information and Regulations

Covers general safety guidelines, accident prevention, and industrial safety directions.

Required Qualifications for Work

Specifies the necessary qualifications for personnel performing electrical and maintenance work.

Emergency Stop and De-energizing Procedures

Details how to safely shut down and de-energize the Thermo AC/DC heating system.

Safety Precautions When Working on Heater

Outlines critical safety measures to be taken before and during work on the heater.

Technical Data for Thermo AC/DC Heaters

Assemblies and Components of Thermo AC/DC Heaters

Functions of the Heater

Malfunctions Due to Overheating

Addresses malfunctions caused by overheating and the tripping of the temperature limiter.

Troubleshooting and Error Correction

Common General Error Symptoms

Lists common error symptoms and their potential causes for diagnostic purposes.

Troubleshooting Total Heater Failure

Step-by-step troubleshooting guide for when the heater fails to operate entirely.

Troubleshooting Low Heating Power

Guide for diagnosing issues resulting in low heating power or continuous operation.

Troubleshooting Overheating and Limiter Tripping

Addresses problems where the heater overheats or the temperature limiter trips.

Troubleshooting Heater Overheating

Diagnosing issues where the heater overheats but the temperature limiter does not trip.

Troubleshooting Low ISO Value

Guide for resolving errors related to a low or unacceptable insulation resistance (ISO) value.

Individual Component Tests

Procedures for testing individual components of the heating system.

Temperature Guard Checks

Instructions for checking the function of temperature guards like thermostat and limiter.

Wiring Diagrams for Thermo AC/DC Heaters

Components and Heater Removal/Installation

Heating Cartridge Removal/Installation

Detailed procedure for removing and installing heating cartridges or screw plugs.

Heater Removal and Installation

Comprehensive procedure for removing and installing the entire heater unit from the vehicle.

Heat Exchanger Removal and Installation

Procedure for removing and installing the heat exchanger assembly.

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