TRANSMISSION CONTROL VALVE REPLACEMENT/REPAIR - continued

TM 10-3930-673-34

7-9. TRANSMISSION CONTROL VALVE REPLACEMENT/REPAIR (CONT)

b. Disassembly.

(1)

Remove neutral safety switch (8)

from transmission control valve (3).

CAUTION

Do not overtighten vise jaws.

Failure to follow this precaution will

cause damage to parts.

(2)

Position transmission control

valve (3) in a vise with soft jaws.

TR00242

(3)

Disassemble transmission control

valve (3) parts (9 through 46).

WARNING

Spring is under compression. Use care when removing plug.

(a)

Remove plug (9), preformed packing (10), spring (11), spring guide (12), and pressure valve

assembly (13) from transmission control valve (3). Discard preformed packing.

(b)

Remove elbow (14) and plug (15)

from brake line plug (16).

(c)

Remove brake line plug (16) and

preformed packing (17) from

transmission control valve (3).

Discard preformed packing.

(d)

Remove brake cutoff piston (18)

from transmission control valve (3).

(e)

Remove two preformed

packings (19) from transmission

control valve (3). Discard preformed

packings.

(f)

Remove plugs (20 and 21) and two

preformed packings (22) from

transmission control valve (3).

Discard preformed packings.

(g)

Remove oil seal (23) from plug (21).

Discard oil seal.

TR00243

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