Webasto DUAL TOP RHA-100 Workshop Manual - page 3
Dual Top
Table of Contents
I
Table of Contents
1 Introduction
.......................................................................................................................101
1.1
Contents and purpose .............................................................................................................................101
1.1.1 Use of the integrated heaters ........................................................................................................101
1.2
Meaning of signal words .........................................................................................................................101
1.3
Additional documentation to be used .....................................................................................................101
1.4
Statutory regulations and safety instructions ...........................................................................................101
1.4.1 Statutory regulations governing installation ...................................................................................101
1.4.2 General safety information ............................................................................................................101
2 Technical
data
...................................................................................................................201
3 Fault
code
output
..............................................................................................................301
3.1
Manual Control Panel .............................................................................................................................301
3.2 Programmable
Control
Panel
...................................................................................................................304
4 Function
tests
....................................................................................................................401
4.1 General
...................................................................................................................................................401
4.2
Repair Shop Level Testing ........................................................................................................................401
4.2.1 Testing individual components ......................................................................................................401
4.2.1.1 Glowplug resistance test ...................................................................................................401
4.2.1.2 Air temperature sensor resistance test ...............................................................................401
4.2.1.3 Water temperature sensor resistance test ..........................................................................401
4.2.1.4 Air temperature switch .....................................................................................................402
4.2.1.5 Water temperature switch ................................................................................................402
4.2.1.6 Overheating protector .......................................................................................................402
5 Circuit
diagrams
................................................................................................................501
5.1 General
...................................................................................................................................................501
5.2
Legend for circuit diagram ......................................................................................................................508
6 Servicing
work
..................................................................................................................601
6.1 General
...................................................................................................................................................601
6.2
Work on the heater .................................................................................................................................601
6.3
Work on the vehicle ................................................................................................................................601
6.4
Heater test run ........................................................................................................................................601
6.5 Servicing
work
........................................................................................................................................601
6.6
Visual inspections and installation instructions .........................................................................................601
6.7
Removal and installation .........................................................................................................................601
6.7.1 Heater, removal and installation ....................................................................................................601
6.7.1.1 Removal ............................................................................................................................601
6.7.1.2 Installation ........................................................................................................................602
6.7.2 Control Panel, removal and installation .........................................................................................602
6.7.2.1 Manual version (for RHA 100) ...........................................................................................602
6.7.2.2 Programmable version (for RHA 100/101/102) ..................................................................602
6.7.2.3 Installation ........................................................................................................................602
6.8 Start-up
..................................................................................................................................................602