Lubrication and Maintenance
59
EVERY
300
HOURS
I
Item
No.
Component
Capacity
and
procedure
I
Description of
lubricant
1
Description of service
300-1 Battery
Check electrolyte specific gravity.
Charge battery.
See page 76.
300-2
1
Fan blade and Radiator
I
Clean fan blade and radiator core.
See page 72.
See page 69.
Transmission and
Hydraulic oil
Replace oil. John Deere 303 or
Hy-GRAD Trans-
mission oil
Transmission and
i
Clean filter element.
Hydraulic oil filter
See page 69.
See page 70.
!
SAE 90 gear oil
300-5
I
Front axle gear oil
Id-wheel drive model)
Replace gear oil.
EVERY
600
HOURS
Air intake system Check air intake system for leaks.
Correct as necessary.
Ask YANMAR
Front wheel hubs Renew front wheel hub grease.
dealer.
Radiator
Engine crankcase
Flush radiator.
Flush crankcase interior
Ask YANMAR
dealer.
Engine valve clearance
Adjust valve clearance. Ask YANMAR
dealer.
Injection nozzle Check injection nozzle.
Ask YANMAR
dealer.
Steering wheel
I
See page
61
1
The free travel
j
should be within
'
I
50 mm
(2
in.).
i
I
Check steering wheel free travel.
Transmission and Hy-
draulic filter
Air cleaner
1
Replace filter element
I
See page
69.
I
Replace element.
I
See page 65.
ANNUAL
Air cleaner
I
Re~lace element annualv (or after
I
See page 65.
five cleanings. whicheve; occurs
first).
I
Transmission and
Hydraulic oil
Radiator
1
Engine crankcase
Replace oil and filter element
See page 69.
annually.
Flush radiator annually.
(
~eepage71.
I
Flush crankcase interior.
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