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A. Greasing
WARNING: Apply the parking brake and the
articulation lock bar.
NOTE:
Until break-in is performed for more than 50 hours,
lubricate the machine every day to get initial lubrication.
In case excavation is made in mud, water or snow, lubricate
the machine after operation is complete.
Add high quality grease through the grease fittings. After
removing contamination around the grease fitting, add
grease. After greasing, thoroughly remove the old grease
that was pushed-out from the seals and grease at the
grease zerk nipple.
1. Bucket pins (1) (One point each to right and left).
--- every 500 hours (250 hours at first time only)
2. Bucket link pin
--- every 500 hours (250 hours at first time only)
70Z7
One point each to bucket link pins (2 and 3).
70TM7
Bucket link pins (2) (One point each to right and left).
3. One point each to guide link pins (4 and 5). (70TM7)
--- every 500 hours (250 hours at first time only)
4. Bucket cylinder pin
--- every 500 hours (250 hours at first time only)
70Z7
Bucket cylinder pin (7) (One point).
Bucket cylinder rod pin (6) (One point).
70TM7
Bucket cylinder pins (7) (One point each to right and
left).
Bucket cylinder rod pins (6) (One point each to right and
left).
5. Bell crank pin
--- every 500 hours (250 hours at first time only)
70Z7
Bell crank pin (8) (One point).
70TM7
Bell crank pins (8) (One point each to right and left).
MAINTENANCE
7-20
1
70Z7
6
2
8
3
70Z7
70Z7
1
2
4
5
6
70TM7
M4GB-07-004
M4GB-07-005
MNDB-07-019
7
7
8
M4GB-07-180
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