Komatsu D32E-1 Operation & Maintenance Manual page 56

12. OPERATION
12.1.2.4 CHECK OIL LEVEL IN DRIVE TRAIN, ADD OIL
3.
Open the right side door at the hydraulic reservoir.
Unscrew the T handle of the oil level gauge, remove the gauge and wipe
it clean.
Insert the gauge fully into the filler sleeve. Do not tighten. Remove the
gauge and check the lubricant level. If necessary, add oil through the
filler to bring the level up the FULL mark on the gauge. Reinstall and
secure the gauge.
REMARK
For details of the oil to use, see 20. USE OF FUEL, COOLANT AND
LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE.
4. Lift up on lock lever and close door.
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