Hyundai 20DT-7 - Page 64

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2. DRIVE AXLE
2. DRIVE AXLE
Trouble symptom
Trouble symptom
Probable cause
Probable cause
Remedy
Remedy
1. Noise and vibration
1. Noise and vibration
1) Drive axle
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Lubricating oil shortage.
Using different lubricating oil.
Maladjustment or detect of wheel
bearing.
Incorrect contact between ring gear
and pinion shaft.
Damage or wear of ring gear and
pinion shaft.
Loosened or worn bearing of pinion
shaft.
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Check oil level and refill lubricating oil.
Change lubricating oil.
Change wheel bearing.
Disassemble, check or readjusting.
Change the damaged gear.
Disassemble, check or change
bearing.
2) Differential
- In operation a
differential
- Occurrence for only
revolution
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Loosened bolt of ring gear.
Burned ring gear.
Loosened or worn differential bearing.
Damaged bevel gear bearing.
Tightened excessively differential
pinion gear on diff spider.
Tightened excessively side gear in
differential case
Damaged diff pinion or side gear.
Worn or damaged thrust washer.
Excessive backlash between diff
pinion and side gear.
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Disassemble, check or reassemble.
Disassemble, check or change.
Disassemble, check, repair or change.
Disassemble, check or change.
Change pinion gear or spider.
Change the side gear.
Change diff pinion or side gear.
Change thrust washer.
Change diff pinion or side gear.
3) Brake
- Brakes produst noise,
chatter, vibration
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Incorrect axle fluid and/or friction
material used.
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Use only MS precision specified or
approved materials.
Drain and flush fluid from axle.
Replace with approved fluid.
Replace all friction discs. Thoroughly
clean or replace stationary discs.