DRAWBAR AS 2656739 - Caterpillar

Do not under fill or overfill engine crankcase with oil. Either condition can cause engine damage.
Illustration 1 g00353195
Illustration 2 g00418018
The machine must be on a level surface and the parking brake must be engaged.
When the engine is running at low idle, maintain the oil level between the "ADD" mark and the "FULL" mark. These marks are on the "LOW IDLE" side of dipstick (2) .
When the engine is stopped, maintain the oil level between the "ADD" mark and the "FULL" mark. These marks are on the "ENGINE STOPPED" side of dipstick (2) .
If necessary, remove oil filler cap (1) and add oil.
Clean the filler cap and install the filler cap.