Manitowoc Grove GMK 5250L - Page 51

Maintenance overview
5.2 Maintenance plans
09.03.2018
Maintenance manual 3 302 744 en 5 - 15
GMK5250L
M 12
Maintenance work on the SUPERSTRUCTURE:
every 12 months/after 1,000 oper. hrs.
Hoists
– Changing the oil/checking the oil à p. 8 - 11
Slewing gear
– Changing the oil/checking the oil à p. 8 - 19
Slewing bearing
– Lubricating the locking of turntable à p. 8 - 30
Hydraulic system
– Changing the ventilation filter à p. 8 - 36
– Pressure accumulator – checking the gas pressure à p. 8 - 37
– Taking oil samples:
depending on the oil sample test results:
– Changing the hydraulic oil
à p. 8 - 37
à p. 8 - 44
– Changing the hydraulic oil filter à p. 8 - 39
Main boom
– Checking the locking system à p. 8 - 55
Hook blocks
– Greasing à p. 8 - 75
Air conditioning system
– Checking the entire air conditioning system à p. 8 - 82
– Changing the pollen filter à p. 8 - 84
Other maintenance work
– Lubricating the crane cab door à p. 8 - 87
– Lubricating the step à p. 8 - 88
– Lubricating the connecting and socket pins à p. 8 - 89
– Renewing the corrosion protection à p. 8 - 90