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MAINTENANCE CHART
Maintenance Chart
Interval
Page
no.
Every 10 hours or
6-20
daily
6-23
6-27
6-36
6-57
6-59
Every 50 hours
6-10
6-10
6-36
6-70
Every 250 hours
6-10
6-23
6-27
6-36
6-45
6-48
6-51
6-53
6-56
6-59
6-63
6-74
6-78
6-78
Every 500 hours
6-10
6-10
6-20
6-20
6-27
6-57
Every 1000 hours
6-10
6-23
6-36
6-36
6-45
6-45
6-48
6-51
4-30
6-82
6-82
6 - MAINTENANCE
Maintenance Action
Engine oil level
Coolant level
Fuel tank
Hydraulic reservoir level
Radiators and oil coolers
Fan and alternator belt tension
Tool quick coupler (optional) (Note A)
Dozer blade (if equipped)
Hydraulic system lines
Air conditioning (Note B)
Bucket linkages (Note C)
Tightening of clamps and radiator hoses (Note D)
Fuel pre-filter filter element
Hydraulic reservoir sediment
Primary air filter element (Note E)
Swing reduction gear level
Travel reduction gears level
Pad screw torque (Note F)
Track rollers and idler wheels
Fan and alternator belt tension
Cab protection ( ROPS and FOPS) (optional) (Note F)
Screw and nut tightening torque (Note F)
Batteries state
Batteries electrolyte level
Turntable bearing
Turntable bearing teeth
Engine oil
Engine oil filter
Fuel filter element
Radiators and oil coolers
Attachment (except bucket linkages) (Note G)
Cooling system (Note H)
Hydraulic fluid condition (Note W)
Hydraulic reservoir breather
Primary air filter element (Note J)
Secondary air filter element (Note K)
Swing reduction gear (Note L)
Travel reduction gears (Note L)
Engine valve rocker clearances (Note M)
Alternator (Note M)
Starter motor (Note M)
6-85
Bleed
Replace
Grease
Check
Drain
Clean
No.
of
pts.
1
X
1
X
1
X
1
X
2
1
X
4
X
6
X
—
X
1
X
2
X
—
X
1
X
1
X
1
X
X
1
X
2
X
—
X
—
X
1
X
1
X
—
X
2
X
2
X
2
X
1
X
1
X
1
X
1
X
2
X
15
X
1
X
1
X
1
X
1
X
1
X
1
X
2
X
—
X
1
X
1
X
X
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