TM 9-2350-256-34-2 control handle are provided for variable settings.  To operate the regulator, move the handle so that the indicator points to the desired setting.  The regulator is mounted on the right rear area above he track in the engine compartment. (5)    Four-way  selector  valve  (fig.    1-22).    A  three-position,  four-way  selector  valve  is  installed  in  the  auxiliary hydraulic system to control the rotation of the refuel pump and motor.  The four-way selector valve is mounted on the right rear area above the track in the engine compartment. Figure 1-22.  Four-way selector value installed view. 1-4. Tabulated Data a. Main Winch and Spade Assembly. (1) Spade assembly. Part number   ........................................................ 10862159 (2) Spade-actuating cylinders. Part number   ........................................................ 10867173 (3) Main winch hydraulic motor. Part number   ........................................................ 11672155 (4) Main winch. Part number..................................................................8739010 Manufacturer ...................... Pacific Car and Foundry Company Model no...........................................................................U-90B Cable size........................................................25 in Dia.  IWRC Cable length   ............................................................ 200 ft Line pull: Bare drum  ................................ .........................    90,000 lb b.  Hoist Winch Assembly. (1) Hoist winch hydraulic motor. Part number  ............................................................. .11672155 (2) Hoist winch counterbalance valve. Part number  ............................................................. 10923500 (3) Hoist winch. Part number..................................................................8739009 Manufacturer....Pacific Car and Foundry Company Model ........................................................................ .......U35B Cable size ................................................. ..5/8 diameter IWRC Cable length  .................. .......................................... .......200 ft Line pull: Bare drum (4-part line) ................. ..................... .. 50,000 lb c.  Mechanical Transmission and Main Hydraulic Pump Assembly. (1) Mechanical transmission. Part number  ............................................................... .8379921 Type  ............................... ............................... .single reduction, .................................................. herringbone, reducer Ratio   ................................. .................................. ......1.265 to 1 Rating ........................ ..................... 150 hp @ 1800 rpm input .....................................................and 1422 rpm output (2) Main hydraulic pump. Part number  .......................... ..................  ......................7748579 Type ......................... ..............................Vane fixed-displacement Output (each section): at 1350-1450 rpm and0-psi ..............................52 gpm (max.) at 1350-1450 rpm and 2000 psi...42 gpm (min.) (3) Relief and unloading valve. Part number ...................................................................10867008 Pressure range............................................ ...............0-2000 psi d.  Hoisting Boom Assembly. (1) Hoisting boom. Part number  ......................... ................... .. .................... 8676250 Capacity: Boom   ..................................  ............. ..... .....................25 ton Maximum lift height: (center line of hook, vehicle level) 8-foot reach......................................... ............................  19 ft 4-foot reach......................................... ...........................  .22 ft (2) Cylinder (boom and stayline). Part number  ................................. ...........  .....................8743887 Type.................. ............................... single end rod, double-acting e.  Control Valves (Hydraulic Subplate Assembly). (1) Main winch; hoist winch control value. Part number ................................. .................................10866877 (3) Power control value. Part number ........................... .................. . ...................10866876 (4) System selector control valve. Part number  ............................... ............. . ..................10866875 (5) Boom combination control valve. Part number .............................. ...................................8379908-1 (6) Auxiliary power unit (APLU) emergency winch control value. Part number  ................................. ...........  .................... 11640359 Change 2  1-22