ARMY TM 9-2815-260-24 AIR FORCE TO 38G1-126-2 MARINE CORPS TM 09244A/09245A-24 5-34 (28) Install sleeve seal (78, Figure 5-1) into groove in transfer pump regulator assembly (74).  Ensure that sleeve seal is seated completely. (29) Position piston (77) in transfer pump regulating assembly (74) with open end of piston facing outward. NOTE Adjusting screw is fragile.  Do not exert excessive downward force on hex wrench while installing adjusting screw.  Failure to comply could result in damage to adjusting screw. (30) Install spring and adjusting screw (76, 75) into transfer pump regulating assembly (74).  Tighten adjusting screw until adjusting screw is 1-2 threads below flush with end of sleeve of transfer pump regulator housing. (31) Install inlet filter screen (73) on transfer pump regulator assembly (74). (32) Install regulator assembly (1, Figure 5-43) on hydraulic head (3) by aligning locating pin (2) with hole (4). FIGURE 5-43.  REGULATOR ASSEMBLY INSTALLATION (TYPICAL). (33) Apply thin coating of grease to beveled surface on inside of transfer pump end cap (72, Figure 5- 1) and to threads of transfer pump end cap. (34) Position transfer pump end cap (72) on hydraulic head assembly.  Rotate transfer pump end cap counterclockwise until "click" is heard, then rotate transfer pump end cap clockwise until hand tight. (35) Position governor arm (55) in fuel injection pump housing with linkage hook (56) hanging over side of fuel injection pump housing.