REMOVE DIRECTIONAL CONTROL SLIDE - TM-9-2520-270-340864

TM 9-2520-270-34

U S I N G RETAINING-RING PLIERS,

R E M O V E AND DISCARD RETAINING

RING (4).

C L E A N SECOND RANGE RELAY

VALVE ASSEMBLY.

CAUTION

Second range directional control slide and

a. Clean housing and piece parts. See

slide bore in valve are precision fit parts.

page 2-2.

Do not drop, scratch, or nick slide. Equipment

can be damaged.

I N S P E C T SECOND RANGE RELAY

VALVE ASSEMBLY.

3. REMOVE DIRECTIONAL CONTROL

a. Inspect housing and piece parts. See

SLIDE (1), SPRING (2), AND

RETAINER (3).

7 . CHECK HOUSING (5).

a. Using small

hole gage set and

caliper set, measure

diameter of

bore (6) in both ends

of housing

(5). Do not measure

threads.

8 . CHECK SPRING (2).

b. If either measurement is more than

a. Using

indicator caliper, measure free

0.5009 inch (12.723 mm), replace valve

length

of spring (2), Replace spring

assembly and go to END OF TASK.

if free

length is less than 0.90 inch

If not, go to step 8.

(22.86

mm).

4-522

Change 1