Fig. 26 Air filter maintenance
1 Nut
2 Air filter element
3 Cover
4 Nut
Opening the air filter housing
1. Unscrew the nuts 4 and lift out the cover 3 together with the air filter element 2 .
2. Unscrew the nut 1 and remove the filter element.
Cleaning the air filter element by tapping
Renew the filter element at the latest after it has been cleaned 5 times.
➤ Tap the element at the front a number of times with the palm of the hand.
Cleaning the filter element with compressed air
➤ Use dry compressed air at less than 70 psig to blow dirt from the air filter element from inside to
outside.
Closing the air filter housing
1. Clean all parts and sealing surfaces.
2. Insert the air filter cartridge in the cover and secure with the nut 1 .
3. Insert the cover in the machine and secure with nuts 4 .
4. Close all access doors and replace all enclosure panels.
5. Switch on the power supply and reset the maintenance interval counter.
10.9 Motor Maintenance
Use only the high temperature grease EXXON UNIREX N3 for the motor bearings. Bearing
damages caused by the use of other brands of grease are excluded from the warranty.
Material Bearing grease EXXON UNIREX N3
Cleaning rags
10 Maintenance
10.9 Motor Maintenance
70
Service Manual Screw Compressor
BSD 9_5708 08 USE
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