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When performing the following items, the daily inspection items should also be carried out.
Description of check and
No
maintenance
1
Oil level
2
Oil leakage
3
Oil pressure gage reading (where fitted)
4
Oil pressure warning lamp (where fitted)
5
Engine oil replacement
6
Oil filter element replacement
7
Fuel leakage
8
Draining water in fuel filter/separator
9
Fuel filter element replacement
10
Injection nozzle check (*)
11
Coolant level
12
Coolant leakage check
13
Radiator filler cap fitting condition
14
Fan and belt check
15
Coolant temperature gage reading
(where fitted)
16
Coolant replacement
17
Coolant filter replacement
18
Radiator external face cleaning
19
Cooling system circuit cleaning
20
Radiator filler cap function check (*)
21
Electrolyte level check
22
Battery cleaning
23
Battery charge lamp
24
Starter and alternator check and
cleaning (*)
25
Wiring and connection check
26
Air cleaner element replace
27
Air intake piping
28
Engine starting conditions and noise
conditions
29
Exhaust smoke condition
30
Cylinder compression pressure (*)
31
Valve clearance check (*)
32
Positive crankcase ventilation valve
cleaning
Note:
1. After every 1500 hours of operation, the service intervals should be repeated in accordance with this check and maintenance schedule.
2. When servicing on the asterisked (*) items is necessary, consult your local Doosan branch or distributor.
Note:
This is a recommended maintenance. The failure to perform this maintenance item will not nullify the emission warranty or limit recall liability prior
to the completion engine useful life. Doosan, urges that recommended maintenance service is performed at the indicated intervals.
ENGINE MAINTENANCE SCHEDULE
(operation hours)
Daily
250
500
750
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
9/270, 9/300, 12/235, 17/235, 21/215, 9/270HA, 9/300HA, 10/300HA, 12/235HA, 17/235HA, 21/215HA
1000
1250
1500
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
57
Remark
See "EXPLANATION OF
MAINTENANCE SCHEDULE"
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