Rotary Connection; Lubricating The Slewing Ring Raceway Manually - Manitowoc GHC75 Maintenance Instructions Manual

Crane Care

7.9 Rotary connection

7.9.1 Lubricating the slewing ring raceway manually

Safety instructions
21.12.2017
Rotary connection > Lubricating the slewing ring raceway manually
Only mix oils, lubricants and operating fluids that are of the
n
same type, or identical (same specifications) and/or manufac-
turer.
–
in the case of high humidity,
–
if there are high levels of dust and contamination,
–
if there are significant fluctuations in temperature and
numerous slewing movements.
The specified lubrication intervals can be shorter:
Shut down the drive engine.
1.
Open the right front service door.
2.
3. Lubricate lubricating nipples (1), until grease emerges at the
sealing lips.
Rotate uppercarriage in both directions several times to dis-
4.
tribute the grease.
Repeat the process until the rotary connection is completely
5.
filled with grease.
No. Assembly / lubrication
point
Rotary connection
1
Preliminary
GHC75 Telescopic crane
undercarriage
Number of lubricating nip-
ples
1
75