Lubricate Swing Circle; Check Oil Level In Swing Machinery Case, Add Oil - Komatsu PC308USLC-3E0 Operation & Maintenance Manual

MAINTENANCE PROCEDURE

LUBRICATE SWING CIRCLE

(2 places)
1. Lower the work equipment to the ground.
2. Using a grease pump, pump in grease through the grease
fittings shown by arrows.
3. After greasing, wipe off any old grease that was pushed out.

CHECK OIL LEVEL IN SWING MACHINERY CASE, ADD OIL

Parts and oil are at high temperature immediately after the engine is stopped and may cause serious burns. Wait for the oil
temperature to go down before performing this operation.
1. Open up cover (1). Oil level gauge (G) is to be found right
behind cover (1).
2. Remove dipstick (G) and wipe the oil from the dipstick with a
cloth.
3. Fully insert dipstick (G) into the filler pipe.
4. Pull out dipstick (G) and check that the oil level is between the
(H) and (L) marks on the dipstick.
5. If the oil does not reach the (L) mark on dipstick (G), remove
the cap of oil filler port (F) and add oil.
Remove dipstick (G) when adding oil.
6. If the oil level is above the (H) mark on dipstick (G), loosen
drain valve (P) and drain the excess oil.
Set a container to catch the oil under drain valve (P) before
draining the oil.
7. After checking oil level or adding oil, insert the dipstick (G) into
the hole and install oil filler (F) cap.
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WARNING
MAINTENANCE