Maintenance 6
General maintenance information
At operating hours
1000 2000 4000 5000 7000
Carried
out
8000 10000 11000 13000 14000
Measure the battery voltage u
nder load
Perform insulation testing
Measure the tray for short circuits
Hydraulic system
Check the condition of the hydraulic system and check for damage, correct function
and leak tightness
Check the hydraulic pu
mp for leak tightness
Check the hydraulic
oil level
Check the oil filter
(and replace if dirty)
Test the oil tank fo
r leak tightness
Clean the breathe
r filter and replace if necessary
Lift mast
Check the mast mounting for damage and check the tightening torques. For mast
traversing, check and lubricate the sliding faces
Check the mast profiles for damage and wear. Lubricate the mast profiles
Check the load chains for damage and wear. Adjust and lubricate the load chains.
Replace the main lift chains after 5000 operating hours (recommendation)
Check the lift cylinders and connections for damage and leaks
Check the guide pulleys for damage and wear
Check the mast rollers and chain rollers for damage and wear
Check the tilt cylinders and connections for damage and leaks
Check the joints of the tilt attachment for play and ease of movement
Check the reach cylinder and connections for damage and leaks
Check the joints of the reach cylinder for play and ease of movement, and lubricate
Check the fork carriage for damage and wear
Check the fork height setting and adjust the chain length if necessary
Check the fork arm interlock for damage and correct function
Check the fork arms for wear and deformation
Check that there is a safety screw on the fork carriage or on the attachment
Sp
ecial equipment
Check the heating system for damage; observe the manufacturer’s maintenance
instructions
50
988078001 [EN] 233
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