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 86 of 192
*TM 9-2815-213-34
(1)
Immerse the filter element in carbon
tetrachloride to trichloethylene,
or other approved
cleaning solvent.
(2)
Using a rubber suction cup force solvent
around and through the tubes until clean.
NOTE
If all passages are badly clogged,
circulate an oakite or alkaline solution
through the tubes.
(3)
After cleaning flush thoroughly with hot
water.
b. Water Side.
(1)
Plug oil inlet and outlet.
(2)
Immerse oil cooler in solution of one part
muriatic acid,
nine parts water,
one pound oxalic acid,
and 0.01 gallon of pyridene to each five gallons of acid.
(3)
Remove core when foaming and bubbling
stops.
This usually takes 30 to 60 seconds.
(4)
Immerse unit in a 5 percent solution sodium
carbonate.
Remove when bubbling stops and pressure
flush with clean warm water.
(5)
Clean’ inside of case thoroughly will steam
or solvent.
3-159.
Inspection
a.
Perform general inspection in accordant with
paragraph 2-6.
b.
Assembly oil cooler.
Plug oil outlet and attach
70/100 p.s.i.
air line to oil inlet.
c.
Immerse unit in water and apply air pressure.
The slightest leak will be indicated by the appearance of
air bubbles.
d.
Assemble front and rear heads to cooler.
e.
Plug either inlet or outlet connection and check
for leaks as described in steps (1) and (2) above.
3-160.
Repair
a.
Header leaks may occur where tubes protrude
through header plate or where header is soldered.
The
header may become cracked in service due to excessive
pressure.
Resolder tubes to header as necessary.
CAUTION
Do not burn tubes or header material with torch flame.
b.
Perform general repairs in accordance with
paragraph 2-7.
3-161.
Assembly
Assemble cooler in reverse order of disassembly (para
3-157),
and perform a leak test.
CAUTION
Insure element is assembled so "O"
marks are aligned on case and element.
Section XXX.
REPAIR OF EXHAUST MANIFOLDS
3-162.
Cleaning
Clean manifolds in accordance with instructions in
paragraph 2-5.
3-163.
Inspection
Inspect manifolds in accordance with instructions in
paragraph 2-6.
3-164.
Installation
(right bank)
Secure manifold to head with eight cap screws,
spacers,
four lockplates,
and four gaskets.
Section XXXI.
ENGINE REMOVAL FROM REBUILD STAND
3-165.
General
Attach lifting hooks to hoist to front and rear engine lifting
eyes (fig.
1-1 and 1-2),
and takes slack in chain.
3-166.
Rebuild Stand Removal
a.
Remove cap screws and lockwasher securing
engine stand and adapter plate to engine block.
b
. Remove stand and adapter from engine.
c.
Install gasket and left side cover plate to block securing
with 12 cap screws and lockwashers.
d
. Install oil cooler and four gaskets securing with
13 cap screws and lockwashers to block and cover plate.
e
. Install left bank manifold and four gaskets to
cylinder head securing with eight cap screws,
spacers,
and four lockplates.
Section XXXII.
ENGINE TEST AND ADJUSTMENT
3-167.
Adjustment
a
. Injectors,
Crossheads,
and Valves.
(1)
Injector plungers,
crossheads and valve
must be adjusted before starting engine first time at cold
setting and-again during engine test after
reaching operating temperature.
(2) Always adjust injectors before crossheads and
valves.
3-57
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