Manitowoc GROVE GMK4090 Maintenance Manual

Maintenance overview
5.2 Maintenance plans
07.12.2017
Maintenance manual 3 302 649 en 5 - 15
GMK4090
M 12
Maintenance work on the SUPERSTRUCTURE:
Every twelve 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 - 42
– Changing the hydraulic oil filter à p. 8 - 39
Main boom
– Checking the locking system à p. 8 - 50
Hook blocks
– Lubricating hook blocks à p. 8 - 69
Air conditioning system
– Checking the entire air conditioning system à p. 8 - 76
– Changing the pollen filter à p. 8 - 78
Other maintenance work
– Lubricating the crane cab door à p. 8 - 81
– Lubricating the step à p. 8 - 82
– Lubricating the connecting and socket pins à p. 8 - 83
– Renewing the corrosion protection à p. 8 - 84

Manitowoc GROVE GMK4090 Specifications

General

Brand	Manitowoc
Model	GROVE GMK4090
Category	Construction Equipment
Language	English