Yanmar EF-494T, Technical Manual, Page: 35 / 239

1 PERIODICAL INSPECTION 1 PERIODICAL INSPECTION
EF494T TM 06/2011 edition 27
Front axle oil
Check
Remove the dipstick plug on the top of the front
axle. Wipe off the gauge rod and reinsert it without
screwing. Redraw it and see if the oil level is within
the upper and lower marks. If insufficient, add the
new oil through the oil supply port to the normal
level. Check also for oil leak.
(A) Dipstick
(a) Upper limit
(b) Lower limit
(c) Specified level zone
(A) Dipstick plug
(B) Oil supply port
Replacing oil
Remove oil through center drain plug on the lower
part of the front axle and drain plugs on the bottom
of the right and left gear cases. Add oil through the
right port.
Use Yanmar transmission fluid TF-500A or
equivalent for front axle oil.
(A) Center drain plug
(B) Gear case R drain plug
(C) Gear case L drain plug
Replace: First 50 hrs, then every 300 hrs.
Capacity: 7.5 litters
Type: TF500, YES-HO or SAE#90
1.6 REPLACING FILTER ELEMENTS
Engine oil element
Replace engine oil element
first 50 hours and then
every 300 hours or every 2-3 times of replacing the
engine oil.
Replacing
(1) Remove engine oil and turn the cartridge
anticlockwise with a filter wrench.
(2) Apply a little oil on the rubber ring on the new
cartridge. Mount the cartridge by hand first
and tight it with filter wrench.
(3) After replacing the engine oil, run the engine
until oil pressure pilot lamp goes off.
(4) When oil pressure lamp goes off, stop engine
and wait for more than 20 minutes. Check the
oil level and if insufficient, add the oil.
(A) Turn left to detach
(B) Oil element
NOTE:
Use genuine element. Otherwise, it
may cause trouble in the engine