Air filter maintenance (cleaning the filter element)
In order to remove the retaining clips fixing the filter cover, you must first open the service
cover at the machine roof.
These tasks must be carried out every time maintenance is performed on the air filter.
Fig. 40 Service cover engine air filter
1
Service panel, engine air filter
Fig. 41 Cleaning the filter element
1
Compressed air gun with blast pipe (bent to approx. 90° at the end)
2
Filter element
1. Open the service cover on the roof.
2. Release the retaining clip. Remove the filter cap and take out the filter element.
3. Carefully clean the inside of the filter housing, the cap and sealing faces with a damp cloth.
4. Cleaning the filter element:
■ Use dry compressed air (≤ 5 bar!) at an angle to blow dust from the element from inside to
outside until no more dust appears.
■ The blast pipe must be long enough to reach the bottom of the element.
■ The tip of the blast pipe must not touch the filter element.
■ Clean the sealing faces.
5. Inspect the element carefully for any damage.
If the filter element is damaged: Replace the filter element.
6. Insert the cleaned or new filter element into the filter housing. Make sure it is properly secured
and its gaskets are sealed.
7. Replace the cap and secure with the clips.
10 Maintenance
10.4 Drive engine maintenance
No.: 901779 08 USE
Operator Manual Portable Rotary Screw Compressor
MOBILAIR M58utility SIGMA CONTROL SMART
111