468. Carrier Engine Block Cleaning and Inspection
469. Carrier Engine Block Installation
a. Soak the engine block in a strong caustic solvent
for two hours; clean with live steam.
b. Clean and blow out all oil and water passages
with compressed air.
c. Inspect the engine block for cracks, breaks,
scored cylinder walls, and worn machined surfaces of the
block. Check with straight edge and feeler gage. If
machined surfaces are worn or warped more than 0.010
inch, replace block as necessary.
d. Inspect all threaded holes for damaged or
elongated holes. Replace all freeze plugs.
e. Inspect cylinder diameter for 5.375 inch minimum
to 5.377 inch maximum.
k. Install the oil filter, water pump, spark plugs,
generator regulator, starter, generator, governor,
f. Inspect the block main bearing bore for 4.002
distributor, and carburetor (paras. 161, 149, 100, 106,
inch minimum to 4.003 inch maximum.
Section XLVI. CARRIER TRANSMISSION ASSEMBLY
470. General
b. Disassembly.
The carrier transmission is mounted on the clutch
(1) Removal and disassembly of remote
housing of the carrier engine assembly.
control assembly (A, fig. 239).
The transmission is a combination sliding and constant
(a) Remove remote control assembly
mesh unit. It incorporates five forward speeds and one
from transmission.
reverse speed.
Engine torque delivered to the
(b) Remove snap ring (18), Items (16 &
transmission through the clutch is changed to the desired
17) may now be removed as an
rate and then transmitted to the transfer case by means of
assembly. Clevis pins (1 & 2) may be
removed.
of a special alloy steel and then heat-treated. The gears,
(c) Remove locking screws (4) and keys
shaft, and bearings operate constantly in an oil bath. The
(9) from both shift fingers (10 & 11).
entire transmission is enclosed.
Remove rocker shaft (6).
(d) When clevis pin in item (3) is
471. Carrier Transmission Assembly Removal and
removed the universal lever (14) and
Disassembly
the outside shift finger (11) and boot
a. Removal.
(18) will be accessible, cut lockwires
(1) Drain the transmission assembly.
(12).
(2) Disconnect the propeller shaft (para. 244).
(e) Remove the snap ring (5) only if it is
(3) Remove the carrier transmission assembly
necessary to replace the pivot anchor
as instructed on figure 238.
bracket (3).
(4) Remove the carrier engine clutch housing
as instructed on figure 226.
AGO 6819A
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