TM 9-2320-392-10-1
HYDRAULIC SYSTEM OPERATION
0068 00
(M1089/M1089A1 TO M1089A1) - Continued
DISCONNECTING SERVICE VEHICLE HYDRAULIC POWER
1.
Position PTO switch (12) to off.
2.
Shut down engine of service vehicle (WP 0018 00).
3.
Close return valve (1) to hydraulic tank (2) on service vehicle.
0068 00-8
