Service and maintenance
74
10.5 Maintenance of the brake system
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Adjustments and repairs to the brake system must only be performed by specialist workshops or
professional brake repair services.
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Have the brake system checked thoroughly on a regular basis.
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Always stop the tractor immediately in the case of any brake system malfunctions.
Have any malfunctions rectified immediately.
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Park the machine securely and secure it against unintentional lowering and rolling away
(wheel chocks) before performing any work on the brake system.
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Exercise particular caution when performing welding, burning and drilling work close to brake lines.
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Always conduct a brake test after adjusting or maintaining the brake system.
10.5.1 Maintenance of the compressed air brake system
Do not alter the defined settings of the brake valves.
Draining the compressed air reservoir
Every day, the water must be drained from the compressed air
reservoir by pulling on the ring on the underside.
Fig. 68
:
Reservoir
Line air filter
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Clean the line filter every 3 to 4 months, depending on the relevant operating conditions.
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To clean the line filter, remove the filter insert and blow it out with compressed air.
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Replace any damaged filter inserts.
The filter housing (1) contains a sieve insert (3). If the filter inserts in the line air filters are clogged,
air flows around them without being filtered. As a result, there is no filter protection for downstream
attachments, meaning that the filter inserts must be cleaned at regular intervals.
1. Before opening the filter housing, depressurise the pipes.
2. To clean the sieve filter (3), remove the locking tab (8).
Be aware of the back-pressure from the cap (7).
3. If necessary, rinse the sieve filter with benzine and blow it out.
Always replace damaged sieve inserts and O-rings.
Individual parts of the line air filter
1)
Filter housing
2)
Compression spring
3)
Sieve insert
4)
Spring plate
5)
Compression spring
6)
O-ring
7)
Cap
8)
Locking tab
Fig. 69: Individual parts of line filter
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
9
1