DAF LF45, LF55 Series. Manual — part 570
8
LF45/55 series
Single rear axle 11.26
DIAGNOSTICS
7-1
7. SINGLE REAR AXLE 11.26
7.1 FAULT-FINDING TABLE
COMPLAINT: NOISES IN REAR AXLE AND DRIVE ASSEMBLY
Possible cause
Remedy
Oil level too low
Top up oil
Incorrect oil viscosity
Drain oil and top up
Loosened attachment bolts or broken differential
lock parts
Drain oil and check drained oil for metal particles
Pinion bearing play
Adjust and/or replace
COMPLAINT: OIL LEAK
Possible cause
Remedy
Oil level too high
Drain oil
Incorrect oil viscosity
Drain oil and top up
Leaking oil seal
Replace oil seal
Bleeding system blocked
Clean or replace the bleeding system
Oil leakage between the differential gear housing
mating surfaces
Clean mating surfaces and apply new sealant
COMPLAINT: DIFFERENTIAL LOCK IS NOT FUNCTIONING
Possible cause
Remedy
No air pressure on engaging cylinder
Check compressed air system
Defective pneumatic control
Check or replace pneumatic switch
Defective mechanical shift control
Check shift control
COMPLAINT: DIFFERENTIAL LOCK WARNING LAMP IS NOT FUNCTIONING
Possible cause
Remedy
Switch on cylinder fitted too high
Readjust switch
Switch on cylinder defective
Replace switch
Fault in electrical circuit
Check electrical circuit
ᓻ 200313
1
8
DIAGNOSTICS
Single rear axle 11.26
LF45/55 series
7-2
ᓻ 200313
1
8
LF45/55 series
Contents
SINGLE REAR AXLE 5.10
1
CONTENTS
Page
Date
1. SAFETY INSTRUCTIONS
1-1
200313
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2. GENERAL
2-1
200313
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2.1
Description of 5.10 axle
2-1
200313
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2.2
Overview drawing, wheel hub
2-2
200313
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3. INSPECTION AND ADJUSTMENT
3-1
200313
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3.1
Inspecting differential oil level
3-1
200313
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3.2
Inspection and adjustment, wheel bearing play
3-2
200313
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3.3
Inspection, wheel-speed sensor ring
3-3
200313
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4. REMOVAL AND INSTALLATION
4-1
200313
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4.1
Removal and installation, stub axles
4-1
200313
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4.2
Removal and installation, wheel hub
4-2
200313
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4.3
Removal and installation, hub oil seal
4-4
200313
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4.4
Removal and installation, wheel bearing
4-4
200313
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4.5
Removal and installation, wheel-speed sensor
4-5
200313
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4.6
Removal and installation, drive flange
4-6
200313
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4.7
Removal and installation, pinion oil seal
4-8
200313
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4.8
Removal and installation, differential
4-11
200313
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5. DRAINING AND FILLING
5-1
200313
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5.1
Draining and filling, differential
5-1
200313
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5.2
Draining and filling, wheel hubs
5-2
200313
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2
ᓻ 200313
8
SINGLE REAR AXLE 5.10
Contents
LF45/55 series
2
2
ᓻ 200313
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