OM 28Z3 US – Edition 2.0 * * 28Z3b540.fm 5-38
Maintenance
• Hydraulic quickhitch system (lock) ●●
• Check the Powertilt ●●
Leakage check ( ):
Check for tightness, leaks and chafing: pipes, flexible lines and screw connections of the following assemblies and components. Rectify if necessary:
• Visual check
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☞ Engine and hydraulic system
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☞ Cooling and heating circuit
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☞ Travelling drive
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☞ Hydraulic quickhitch system (hoses, valve) ●●
1. Drain engine oil the first time after 50 s/h, then every 250 s/h
2. Replace the engine oil filter the first time after 50 s/h, then every 250 s/h
3. Replace the fuel filter the first time after 50 s/h, then every 500 s/h
4. Replace the hydraulic oil filter insert the first time after 50 s/h, then every 500 s/h
5. Drain the gearbox oil the first time after 50 s/h, then every 1000 s/h
6. Clean the water ducts every other 1000 s/h servicing
7. Clean and adjust the fuel injection pump every other 1000 s/h servicing
8. Check and adjust injection time every other 1000 s/h servicing
9. Rinse the system to remove dirt. Repeat the procedure in the opposite flow direction.
10. Switch on once every week
11. Replace the dehumidifier and the refrigerating agent every 1500 s/h or every 2 years
12. Replace the compressor oil every other 1500 s/h servicing or every 2 years
13. Check the first time after 50 s/h, then every 500 s/h
5.15 Maintenance plan (overview)
Work description
For service and maintenance work on the attachment, please refer to the operation and maintenance
manual of the attachment manufacturer as well.
Maintenance plan/service hours (s/h)
Maintenance work
(once a day)
50 s/h service
Every 250 s/h
Every 500 s/h
Every 1000 s/h
once a year
Every 1500 s/h
Customer
Authorized Wacker
Neuson service
center
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