DRAINING AND FILLING HYDRAULIC RESERVOIR - CONTINUED
Hydraulic reservoir capacity is 180 gal. (680 l).
Place a suitable container under drain plug (1).
Remove drain plug (1) and drain hydraulic fluid into container. Dispose of oil in accordance with standard operating
Reinstall drain plug (1).
Fill hydraulic reservoir by removing plug (2) in top of reservoir. Refer to LO 10-3930-675-12 for correct lubricating oil
to be used per expected temperature ranges.
Replace all hydraulic system filters (WP 0126 00 and WP 0183 00).
Start engine (TM 10-3930-675-10) and bring up to operating temperature.
Operate joystick and cycle steering and brake system to circulate hydraulic fluid throughout system (TM 10-3930-675-
10). Check for leaks.
Shut down engine. Wait 3-4 minutes after engine shutdown, then check oil level in hydraulic reservoir. Level should be
visible in sight gage (3).
As required, add hydraulic fluid thru plug (2) opening on top of hydraulic reservoir.