75
11) Check the coolant height, then screw down the water tank cover.
4.2.8 OTHERS
Interval (hours)
Parts name Qty
8 50 100 250 500 1000 2000
1 ． Check abrasion and
laxation of bucket teeth
—— △
2．Replace bucket
1 When necessary
3．Control lever lubricant
When necessary
4．Check track tag
2 △
5．Replacement of rubber
track
2 When necessary
6．Clean track mechanism
―― When necessary
7 ． Bolt & nut fasten
moment
When necessary
Check bucket teeth
1） Check the abrasion and laxation of bucket
teeth everyday.
2） Replace the seriously abraded teeth.
3） The replacement procedure :
z Take out lock pin with hammer and punch. ①
When disassembling the lock pin, be careful,
do not damage elastic steel ring .②
z Dismantle teeth, check the damage of lock pin
and elastic steel ring , replace them if ①②
necessary.
z Clean the protruding seat surface.
To prevent injury caused by flying
off metal scrap, wear goggles or
safety glasses.
FIG.4-21
(2)
(1)
FIG. 4-20
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