HEK MSHF, User Manual

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MAINTENANCE
9-2 MSHF • 7295-026A
C. Quarterly maintenance
- Check the motor brake (see section 9.4.2)
- Check the play in the guide rollers.
- Check the rack and pinion (visual).
- Perform the activities listed at A and B.
- For a mast climbing work platform with twin masts, check the operation of the autolevel
device (see section 9.3).
D. Annual maintenance
- Check that the platform elements are tightened with the correct torque.
- Check the rack fixing bolts.
- General inspection of paintwork, corrosion and welds.
- Perform the activities listed at A, B, and C.
- Eccentric overload mechanism
- remove the eccentric mechanism.
- clean the eccentric mechanism.
- grease the moving parts and reinstall the mechanism.
- Check all welds of the mast climbing work platform.
E. Biennial maintenance
- Change the oil in the drive unit reduction gearbox. Lubricant specification for STEPHAN
motors:
According to DIN 51502, kinetic viscosity acc. to DIN 51562 of approx. 220 mm²/sec.
- Aral Degol BMB
- Shell Macoma W 71
- Esso Vartan 220
- Re-grease the bearing of the reduction gearboxes.
- Perform the activities listed at A, B, C and D.
F. Maintenance during storage of the machine
- Inspect the machine in its entirety.
- Check all vital parts and replace any which have become damaged.
- Clean and grease the rack and pinion drive.
- Inspect the mast elements (with the racks) and check that all separate connection
pieces are in order.
- Check the lowest mast bolts for corrosion and replace them if necessary.
- Cover the basic machine with a tarpaulin; in every case, cover the control boxes and the
limit switches.
- Screw out the jack of the chassis so that it does not rest on its wheels.
- For long-term storage, consult your dealer.