Assembly - TM-9-2520-249-34-P0101

TM 9-2520-249-34& P

screws (95), for replacement only, by pressing them out.

7-9.

Cleaning

b. Stator and Components (FO-3).

Refer to paragraph 5-2 for cleaning recommendations.

(1) Remove

freewheel

roller

race

7-10. Inspection and Repair

assembly (24) from stator assembly (19). Refer to

Refer to paragraph 5-3 for inspection and repair

figure 7-.3

recommendations.

7-11. Repair Standards

a. Refer to paragraph 5-4 for explanation of

repair standards.

b. Refer to repair standards (table 7-2).

7-12. Assembly

a. Pump Assembly (FO-3). If screws (95)

were removed for replacement; install new screws with

the flat sides of the head toward the center of pump

(97). Press each screw in until it bottoms on the pump

(or balance weight when used).

b. Stator and Components (FO-3)

(1) If freewheel cam (27) was removed

from stator assembly (19) for replacement of either part,

install the cam into the stator assembly as marked when

disassembled. As an aid, refer to figure 7-3, a rear view

of the stator assembly, and note that the freewheel roller

and spring pockets and deeper at the clockwise end

(spring end) of the pocket. Also note that the rear of the

stator has a counterbore new its internal splines.

(2) Place stator assembly (19, FO-3),

front end up, and install freewheel roller washer (21),

stator thrust washer (20), larger inside diameter end

first, and retain it with retaining ring (18).

Figure 7-3. Removing freewheel race .assembly.

(3) Turn stator assembly (19) over, rear

(counterbored) end up, and install bearing race thrust

(2) Remove 12 rollers (26, FO-3) and 12

washer (22).

springs (25).

(4) Install the bearing assembly, roller

(3) Remove retaining ring (30), washer

side up, into the stator assembly (fig. 7-3).

(29) and washer (28) from stator assembly (19).

(5) Install the freewheel race assembly,

(4) Remove bearing assembly (23) and

sleeve end first, into the stator assembly (fig. 7-3). Be

bearing race thrust washer (22) from stator assembly

sure that the sleeve extends through the bearing

(19).

assembly and its race.

(5) Remove retaining ring (18), stator

(6) Install 12 freewheel rollers and 12

thrust washer (20), and freewheel roller thrust washer

freewheel roller springs. Springs go in the clockwise

(21).

(deeper) end of each pocket.

(6) Do not remove the sleeve from

(7) Install freewheel roller thrust washer

freewheel roller race assembly (24).

(28 FO-3), stator cam roller washer (29), smaller outside

(7) Do not remove cam (27) except for

diameter first, and retain it with retaining ring (30).

parts replacement. If the cam is to be removed, first

Refer to figure 7-4.

note the relations of the cam to stator assembly (19) to

insure correct installation of cam to stator.

c. Turbine Assembly. The turbine assembly

is of riveted construction and is assembled and

balanced at the factory. If replacement is necessary, it

is replaced as an assembly.

7-3