Webasto HL24B.61 Manuals

Manuals and User Guides for Webasto HL24B.61. We have 1 Webasto HL24B.61 manual available for free PDF download: Workshop Manual

Webasto HL24B.61 Workshop Manual

Webasto HL24B.61 Workshop Manual (50 pages)

Gasoline/Diesel

Brand: Webasto | Category: Heater | Size: 2 MB

Table of Contents

Table of Contents
3
Technical Data
5
Technical Data of the Heaters
5
Permissible Diameters and Lengths of Connecting Leads
6
Overview of Heater Variants
6
General Description
7
Air Heater HL 24/32 8/D
7
Air Heater Air Top 24/32
8
Putting into Service
9
General Notes
9
Bleeding the Fuel Sypply System
9
Checking Proper Combustion
9
Troubleshooting (Quick Diagnosis)
10
Functional Description
13
Sequence of Functions
13
(Heaters with Electronic Control Units SG 1561, SG 1561 GT and SG 1561 GS)
13
Switching the Heater on
13
Combustion
13
Start-Up Following Control Idle Period
13
Switching the Heater off
14
Fault Lock-Out
15
Components
16
Components of the Heater
16
Electric Motor (Drive) with Combustion Air Fan
16
Combustion Air Fan
17
Combustion Air Adjusting Screw (Setscrew)
17
Fuel Feed with Burner Mat (Vaporizer)
18
Glow Plug (Not Applicable to Air Top!)
19
Pencil-Tape Glow Plug (Unique to Air Top)
19
Flame Detector
20
Temperature Limiter and Safety Switch
21
Heat Exchanger
22
Combustion Chamber (Burner Tube)
22
Fuel System
23
Metering Pump
23
Fuel System
24
Fuel Pickup
25
Fuel Filter
25
Tank Extracting Device
25
Exhaust and Combustion Air System
27
Pressure Equalizer (Exhaust/Intake Ouct)
27
Exhaust Silencer
27
Flexible Exhaust Pipe
27
Combustion Air Pipe
27
Electrical Parts
28
Electronic Control Unit
28
Resistor (Part Load)
29
Glow Plug Series Resistor 0.61 Ohms (Optional)
29
Glow Plug Series Resistor 0.27 Ohms (Optional)
29
Pulse-Controlled Glow Plug Relay (Only in Conjunction with SG 1561) (Optional)
30
Wiring Harness HL 24/32
31
Wiring Harness Air Top 24/32
32
Conversion Kit
33
Notes on Repair and Disassembly
34
General Important Repair Instructions
34
Installation and Removal of Heater
34
Work on the Vehicle
34
Test Run of the Heater
34
Disassembly Instructions
35
Tools and Measuring Lnstruments
37
Testing Device
37
Glow Plug Wrench
37
Measuring Tools and Lnstruments
37
Maintenance of the Heater
38
Wiring Diagrams
39

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