Komatsu HB215LC-3, Operation & Maintenance Manual

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1.
Set the TOP mark at the top with the line running on TOP
mark and plug (P) perpendicular to the ground surface.
2.
Remove plug (F) by using the handle.
When the oil level reaches a point 10 mm below the bot-
tom of the plug hole, the oil level is appropriate.
If the oil level is low, check it again according to the follow-
ing procedure.
1) Install plug (F).
2) Operate the travel lever to move the machine forward
or reverse and rotate the sprocket by 1 turn.
3) Then repeat Step 2 to check again.
3.
If the oil is insufficient, add oil through plug (F) hole.
Add oil until oil overflows from the hole of plug (F).
4.
After the inspection, install plug (F).
Tightening torque of plugs (P) and (F): 68.6 ± 9.8 Nm {7
± 1 kgm}
REMARK
Plug (F) is installed at 2 places. Add oil through the one
with which it is easier to add oil and through which no in-
ternal gears are seen.
EVERY 1000 HOURS MAINTENANCE
Maintenance for every 100, 250 and 500 hours should be performed at the same time.
METHOD FOR REPLACING HYDRAULIC OIL FILTER ELEMENT
k k
WARNING
• Immediately after the engine is stopped, its parts and oil are still very hot and may cause burn in-
jury. Wait for the temperature to go down, and then start the work.
• When removing the oil filler cap, the oil may spurt out. Turn it slowly to release the internal pres-
sure, then remove it carefully.
NOTICE
If the machine is equipped with a hydraulic breaker, the hydraulic oil deteriorates faster than in the nor-
mal bucket digging operation. Accordingly, perform the maintenance by referring to “MAINTENANCE IN-
TERVAL FOR HYDRAULIC BREAKER”.
Items to be prepared
Container to catch drained oil
1.
Set the work equipment on the level and firm ground in the
maintenance posture as shown in the figure, then lower it
to the ground and stop the engine.
MAINTENANCE MAINTENANCE PROCEDURE
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