Page 715 - Workshop Manual - Aumark (BJ1051)

25-5
Rear axle- Rear wheel hub with brake drum assembly

Overhaul

1. Brain oil rear axle gear oil (refer to “chapter 25 rear axle -rear axle gear oil, replacement”)
2. Remove the rear wheels and tire assemblyy (refer to “chapter 23 wheels and tires – rear
wheels and tire assembly, replacement”)
3. Remove the u bolts of rear plate spring (refer to “chapter 22 rear suspension – rear plate
spring assembly, overhaul”)
4. Remove the rear axle assembly
5. Check the rear axle asssembly
(a). Check the location hole diameter of the rear axle plate spring seat.
Diameter:
Diameter
Vehicle
Standard Limit

1051 series 18.5 mm ≤ 1.0 mm

1061 series 21.0 mm ≤ 1.0 mm

1089 series 21.0 mm ≤ 1.0 mm

If the wear exceeds the limit value, calibrate it and replace with new rear-axle housing if necessary.

6. Check the rear wheel hub with brake drum assembly

(a). Check whether the rear wheel hub leaks oil.
25
(b). Check whether the rear brake drum leaks oil.

7. Install rear axle assembly

8. Install the u bolts of rear plate spring. (refer to “chapter 22 rear suspension – rear plate
spring assembly, overhaul”)

9. Install rear wheels and tire assembly. (refer to “chapter 23 wheels and tires – rear wheels
and tire assembly, replacement”)

10. Fill rear axle gear oil. (refer to “chapter 25 rear axle -rear axle gear oil, replacement”)

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