TM-9-2815-213-34
ENGINE, DIESEL, WITH ACCESSORIES CUMMINS MODEL V8-300 (2815-910-8217)
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL (INCLUDING DIRECT SUPPORT AND GENERAL SUPPORT REPAIR PARTS LIST AND DEPOT MAINTENANCE ALLOWANCES)
FEBRUARY 1972
TM-9-2815-213-34 - Page 31 of 192
*TM 9-2815-213-34
(2)
Check ID of the sleeve against limits
specified in repair and rebuild standards (para 3-179).
Measurements shall be made at middle,
and skirt of
sleeve.
Replace any s worn beyond specified limits.
NOTE
Refer to paragraph 3-2.c.
for sleeve
removal.
If any sleeve requires removal
perform steps 3 and 4 below.
(3)
Discard preformed packings and crevice
seals.
(4)
Using block gage (24,
fig.
B28) cylinder
counterbore and bore against limits specified in repair
and rebuild standards (13-175).
Replace block if
measurements are beyond specified limits.
c. Main Bearing Bore
(fig.
33).
(1)
Install and tighten bearing caps.
Refer to
paragraph 3-186,
for cap screw torque specifications.
(2)
Check
bearing
bores
horizontally,
vertically,
and diagonally against limits specific repair
and rebuild standards (para.
3-175).
(3)
Check alignment of bore using bearing bore
alignment checking bar (19,
fig.
B-28)
NOTE
Inspect bar for run-out and OD prior to
use.
Bar must be 3.7510-3.7506-inch
OD and straight within 0.0005 in full
length.
Bar must pass through all bores
and turn freely.
Replace any cap that
prevents free passage and turning.
d. Tappet Bores
.
Check valve and injector pet
bores against limits specified in repair rebuild standards
(para.
3-175).
Figure 3-3.
Main bearing bore alignment check
e. Block Mating Surfaces
.
Check top machined
surfaces of block with straight edge and feeler gage.
If
warped,
distorted or uneven replace block.
f.
Expansion Plugs.
Inspect all expansion plugs
for evidence of coolant leakage.
Replace all plugs that
are defective.
g. Miscellaneous Parts.
Inspect main bearing cap
screws,
washers,
and all pipe plugs.
Check for
damaged threads,
nicks,
burs,
and other unserviceable
conditions.
Replace all unserviceable parts.
3-5.
Repair
Repair of the cylinder block is limited to general
procedures as outlined in paragraph 2-7.
Any defect,
or
measurement outside the tolerances listed in paragraph
3-175,
is cause for replacement of block.
36.
Assembly
a. Camshaft Bushings.
Refer to paragraph 3
2.b.,
and reverse the order of removal.
b. Pipe Plugs
.
Install all pipe plugs.
Refer to
paragraph 3-186,
for plug torque specifications.
Use
sealing tape or lead solder to prevent leakage.
c. Cylinder Sleeves.
NOTE
Before installing sleeves insure that
each sleeve protrusion is 0.004 to 0.006-
inch.
(1)
Install crevice seal ring on machined
surface above packing ring grooves,
as shown in figure
3-4,
with green stripe color code showing.
(2)
Lubricate packing rings with light coating of
OE-10 lubricant.
(3)
Roll each ring into grooves (fig.
3-4) and
straighten using ring mold mark as a guide.
Figure 3-4.
Cylinder sleeve sells installation
3-2
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