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10.4.9.1 Carrying out a visual check
Visual inspection for damages
➤ Check the belt thoroughly for cracks, fraying, or stretching.
When damaged or worn: Replace the drive belt immediately.
Checking the belt seating
Fig. 45 Check the drive belt seating
1
Belt pulley
2
Drive belt
3
Pulley guidance groove
➤ Check the drive belt seating.
Belt is positioned too deeply in the guidance groove: Replace the drive belt immediately.
1. Replace the belt guard.
2. Connect the negative cable to the battery.
3. Switch on the «Controller ON/OFF» switch.
4. Close the doors.
10.4.9.2 Checking belt tension
Check belt when it is warm, not hot, to avoid length differences caused by temperature differences.
The belt tension can be checked by hand: To check the tension, press the belt inwards with the
thumb at the mid-point between pulleys.
10 Maintenance
10.4 Drive engine maintenance
No.: 902366 10 USE
Operator Manual Portable Rotary Screw Compressor
MOBILAIR M55 PE SIGMA CONTROL SMART pV
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