TM-9-2815-205-34

ENGINE WITH CONTAINER; MODELS 5063-5299, 5063-5392, 5063-5393, 5063-5395, 5063-5398, 5063-539F, 5063-539L

TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE

AUGUST 1992

TM-9-2815-205-34 - Page 439 of 596

TM 9-2815-205-34

(19) Install twelve exhaust valves as follows:

(a)

(b)

(c)

(d)

(e)

(f)

Place cylinder head on its side. Lubricate valve stems with preservative lubricating oil and

slide valves (34) all the way into guides (65).

NOT E

Install used valves only in their original location.

Install lower spring seat (33), valve

spring (30), and upper spring seat

(32) over valve stem.

CAUTION

Avoid scoring valve stem with

spring seats when compress-

ing spring.

Using valve spring compressor (29),

compress valve spring (30) and install

two tapered valve locks (31).

Release pressure on spring

compressor (29) and remove it.

Repeat steps (a) thru (d) for

remaining valves.

Support cylinder head on wood blocks at both ends (fire deck down). Give stem end of

valves a sharp tap with soft head hammer to seat valve locks (31).

NOT E

The limits for exhaust valve

protrusion

with respect to

cylinder head is shown.

(g) With bottom of cylinder head facing

up, measure exhaust valve protrusion

beyond fire deck using depth gage

(90). If out of limits, regrind or replace

insert and exhaust valve.

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