TM-5-2350-378-24-P

HYDRAULIC DIAGNOSTIC CENTER (HDC) SUPPORTING ARMORED COMBAT EARTHMOVER (ACE), M9

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST

TM-5-2350-378-24-P - Page 476 of 790

TM 5--2350--378--24&P

0021 00--13

WINCH WILL NOT PULL RATED LOAD -- Continued

0021 00

WINCH RELIEF VALVE VB ADJUSTMENT -- CONTINUED

While observing transducer T--1 hydraulic pressure on the HDC display (Figure 9,

item 1), loosen jam nut (Figure 10, item 2) and turn relief valve adjustment screw

(Figure 10, item 1), clockwise to increase pressure; counterclockwise to decrease

pressure until desired pressure is obtained. Tighten jam nut (Figure 10, item 2).

Stop engine and relieve hydraulic pressure.; Open ejector inhibit ball valve V23

(Figure 11, item 1) on the DCV bank. Using LINE UP or LINE DOWN button (Figure 12,

item 2), select V1 on the HDC display (Figure 12, item 1). Open V1 (Figure 12, item 1)

on the HDC display by selecting the CHANGE POSITION button (Figure 12, item 3) on

the HDC control box.

Repeat for V14; Open V14.

Reset all HDC solenoid valves by selecting the RESET VALVES button (Figure 12,

item 4) on the HDC control box.

Figure 10. Winch Relief Valve

Figure 11. DCV Bank

Figure 12. HDC Control Box