TM-9-2520-270-34

HYDROMECHANICAL CROSSDRIVE, TRANSMISSION HMPT 500 AND TRANSMISSlON CONTAINER ASSEMBLY

TECHNICAL MANUAL; DIRECT AND GENERAL SUPPORT MAINTENANCE

NOVEMBER 1984

TM-9-2520-270-34 - Page 411 of 933

TM 9-2520-270-34

WARNING

Do not handle hot or cold

parts without protective

gloves.

Personnel can be

injured.

48. INSTALL CUP (1) IN RETAINER (2),

IF REMOVED.

a. Using dry ice, cool cup (1) for

approximately two hours.

b. Using oven, heat retainer (2) to

270° -300° F

(132°-149° C).

c. Wearing gloves, slide cup (1), smaller

diameter opening first, into retainer (2)

fully seating cup against retainer

shoulder.

d. Let parts return to room temperature.

50.

49. INSTALL PINION (3) ON

GEARSHAFT (4).

a. Using dry ice, cool gearshaft (4) for

approximately two hours.

b. Using oven, heat pinion (3) with cone

and rollers (5) to 270° -300° F

(132°

-149° C).

c. Wearing gloves, slide pinion (3), gear

end first, onto gearshaft (4), fully

seating pinion against gearshaft

shoulder.

d. Let parts return to room temperature.

IF CONE AND ROLLERS (6) WERE

REMOVED, GO TO STEP 51, IF NOT,

GO TO STEP 52.

51. INSTALL CONE AND ROLLERS (6) ON

COUPLING (7).

a. Using dry ice, cool coupling (7) for

approximately two hours.

b. Using oven, heat cone and rollers (6)

to 270° -300° F (132° -149° C).

c. Wearing gloves, slide cone and

rollers (6) wide end first, onto

coupling (7), fully seating cone

against coupling shoulder.

d. Let parts return to room temperature.

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