TM-9-2520-246-34-1

TRANSMISSION MODEL 3053A; TRANSMISSION TRANSFERS MODEL T-136-21 AND MODEL T-136-27; POWER TAKEOFFS MODEL WN-7-28, MODEL WND-7-28 AND MODEL P-136-C

TECHNICAL MANUAL; MAINTENANCE, DIRECT SUPPORT AND GENERAL SUPPORT LEVEL

JANUARY 1981

TM-9-2520-246-34-1 - Page 221 of 418

TM 9-2520-246-34-1

FRAME 4

NOTE

When checking sprags, anvil and spindle ends of micro-

meter and flat back of sprag must all rest on a flat

surface as shown in view A.

Since wear on all sprags in any one sprag unit will be the

same, it is only necessary to check 5 sprags in each

assembly.

1.

Measure five sprags (1) as shown in view A.

If three or more sprags are worn

to 0.375 inch or smaller, put new sprags in sprag unit.

2.

Measure five sprags (1) as shown in view B.

If three or more sprags are worn

more than 1/16 inch on the polished edge, put new sprags in sprag unit.

END OF TASK

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