IHI 15VX Operation Manual page 91

Change the Retum Filter
* Hot oll and components can cause personal
injury. Do not amow hot oil or components to
contact the skin.
* At operating temperature, the hydraulic tank
is hot and can be under pressure,
* To relieve the pressure from the hydraulic
tank, loosen the oil fill plug
tank.
* Remove the retum filter
engine has been slopped and the retum filter
ls cool enough to touch with your bare hand.
1. Lower the bucket on the ground and stop the
englne.
2. Relieve the internal pressure from the hydraulic
tank by loosening oil fill plug
3. Clean the areato keep dirt out ofthe fIKer base
.
4. Remove the used finer
the fiPter base
NOTE: This is a cartridge type element. It cannot be
reused.
5. Coat the gasket
hydraulic oil.
6. Install the new finer
contacts the base. tighten an additfonal 3/4 turn
by filter wrench.
7. Start and run the engine to fill the fiPter. Stop the
engine. Maintain the oil Ievel between marks on
the level gauge. Add oil if necessary.
8. Pressurize the hydraulic tank. After MTy extending
all the cylinders and loosen oil fm plug
air to the hydraulic tank, tighten the plug again.
9. Start and operate the engin. lnspect for leaks on
the oil filter .
When operation breaker works, replace the retum
filter every 100 hours operation.
Replace this finer in 50 hours for the initial time
only.
MAINTENANCE
CAUTION
on the hydraulic
onbl after the
.
by finer wrench. Clean
.
of new finer with clean
by hand. When the seal
H
L
Level gauge
o 127
Return filter
to supply
Bucket position at the time of
sealing off hydraulic tank.
3 – 22
500HOURS
Fill plug
Head
Gasket
Cartridge