TM 10-3930-664-24 9. Disconnect throttle supply hose (41) from throttle slave cylinder assembly (42). 10. Remove clamp (43) holding throttle supply hose (41) to right engine mount by removing screw (44) and  washer (45).   Leave clamp on hose. WARNING You must relieve hydraulic pressure before disconnecting hydraulic lines.   Pressurized lines could cause serious injury to personnel. 11. Relieve  hydraulic  pressure  by  moving  both  joystick  handels  on  directional  control  valves  forward,  rearward,  left, and right. 12. Disconnect outlet hose (46) and inlet hose  (47) from hydraulic pump (48). 3-13