Inspection, Maintenance and Adjustment
Check, maintain and adjust 4-
5
No
Date
Quan
tity
Hour table shows the time
Since then
Refer to
page
Item 50 100150200250300350400450
500550600650700 75
0
800
☆
ring
16
Fuel filter
element
Replace
sealing
ring
1 ○
Every 250
hours
4-13
17 Do work oil
Replace
sealing
ring
1
Every
1000Hour
s
4-15
18
Working oil
suction filter
Clean
valve
1
Every
1000Hour
s
4-15
19
Hydraulic pilot
circuit filter
Clean
valve
2
Every
1000Hour
s
4-15
20
Grease of
supporting
wheel and
front idler
Replace
sealing
ring
8
Every
2000Hour
s
4-17
21
Alternator,
starter motor
Inspection —
Every
2000Hour
s
4-17
22
Use of
electrical
wiring and
fuses
Inspection —
Every 1
year
4-17
23 Cooling water
Replace
sealing
ring
1
Every 2
years
4-18
(1)
◎
The symbol indicates that it is implemented only at the first time.
(2) ☆ Symbol indicates th at the replacement time will be shorter when the hydraulic front-end working device
such as crushing hammer is used.
(for details, please refer to "■ replacement of working oil return oil filter".)
(3) Oil will be gradually consumed and reduced due to the operation of the machine. Consumption varies
according to the job and engine, etc. Before use, make sure the oil amount is between the upper and
lower limits of the oil mark, and then conduct refueling and other maintenance. To avoid the risk of
shortening en gine life and cylinder burning, please use the o il specified by LOVOL and th e original oil
filter specified by LOVOL and follow the specified replacement time.
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