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Valeo Thermo G 300 User Manual

Valeo Thermo G 300
52 pages
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Rev. 12/2018
Id.No. DOK50036
Thermo G 300
with control unit 1588
Workshop Manual
HEATING SYSTEMS
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Valeo Thermo G 300 Specifications

General IconGeneral
BrandValeo
ModelThermo G 300
CategoryHeating System
LanguageEnglish

Summary

Introduction to Thermo G Heaters

Content and Purpose

Describes the manual's scope and target audience.

Warnings and Highlighted Content

Explains importance of symbols like Warning, Caution, ATTENTION, NOTE.

Further Documentation

Lists related documents and where to find them.

Safety Information and Regulations

Outlines general and specific safety rules.

Suggestions for Improvement

Provides contact for feedback.

Technical Data for Thermo G

Heater Specifications

Details technical parameters of the heater unit.

Altitude Capability

Specifies operating limits based on altitude.

Gas Pressure Regulator Data

Lists technical specifications for the regulator.

Fuel and Circulating Pump Specs

Covers fuel type and pump information.

Assemblies and Components Overview

Burner Head Components

Details parts like fan, control device, mixing chamber.

Combustion Chamber and Heat Exchanger

Describes combustion and heat transfer parts.

Temperature Sensor System

Explains sensor function and overheating protection.

Gas Pressure Regulator

Describes its function and heating.

Circulating Pump Function

Explains its role in coolant circulation.

Heater Operational Functions

General Heater Functionality

Explains the basic working principle.

Operational Heater Sequence

Outlines the step-by-step process.

Malfunction Interlock and Heater Interlock

Differentiates interlock types and their purpose.

Error Output and Codes

Describes how errors are indicated.

Troubleshooting Guide

General Troubleshooting Approach

General advice and safety precautions.

General Error Symptoms

Lists common issues and their possible causes.

Malfunction Code Interpretation

Explains how to read flash codes.

Specific Error Symptom Analysis

Details troubleshooting for common errors.

Individual Component Testing

Guides on testing specific parts.

Wiring Diagrams and Connections

General Wiring Information

Covers cable cross-sections and connections.

Servicing and Maintenance

General Servicing Precautions

Safety and general service advice.

Heater Servicing Procedures

Specific tasks for heater maintenance.

Vehicle Servicing Integration

How heater servicing relates to vehicle.

Heater Test Run

Steps for running the heater after service.

Exhaust CO2 Content Measurement

Procedures for checking and adjusting CO2.

Component Removal and Installation

General Removal/Installation Safety

Basic safety for dismantling.

Temperature Sensor Removal/Installation

Step-by-step guide for sensor.

Hood Removal and Installation

Procedure for removing/fitting the hood.

Burner Head Removal and Installation

Steps for burner head service.

Fan Housing Separation

How to separate fan housing from mixing chamber.

Control Device Removal and Installation

Steps for control unit service.

Fan Motor Removal and Installation

Procedure for fan motor service.

ZF Module Removal and Installation

Guide for ZF module service.

Combustion Chamber Removal/Installation

Steps for combustion chamber service.

Heat Exchanger Removal/Installation

Procedure for heat exchanger service.

Heater Removal and Installation

Steps for removing/installing the entire heater.

Start-up After Installation

Initial steps post-installation.

Modifications and Retrofits

Heater Optimization Information

Details on upgrades and kits.

Packing, Storage, and Shipping

General Handling and Packaging

Guidelines for sending units for service.

Scheduled Heater Maintenance

Electrical Connections Check

Inspecting plugs and wiring for damage.

Heat Exchanger Inspection

Checking for damage, cleaning inside.

Fuel System Inspection

Checking fuel lines, regulator, solenoid valves.

Burner Head Maintenance

Inspecting intake, hood, electrodes.

Exhaust System Maintenance

Cleaning and inspecting exhaust line and chamber.

Water System Check

Inspecting filter insert if available.

Functional Check

Checking fault memory and heater functionality.

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