TM-9-2815-200-35
ENGINE, WITH CONTAINER:TURBOSUPERCHARGED, DIESEL ,FUEL INJECTION ,90-DEGREE “V” TYPE, AIR - COOLED ,12 - CYLINDER , ASSEMBLY ;MODELS AVDS-1790-2M (2815-856-4996), AVDS-1790-2A AND AVDS-1790-2AM (2815-856-9005)
TECHNICAL MANUAL; DIRECT SUPPORT, GENERAL SUPPORT AND DEPOT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LISTS
TM-9-2815-200-35 - Page 428 of 779
Section IX. OVERHAUL OF REAR FAN DRIVE HOUSING AND
CLUTCH ASSEMBLY AND ACCESSORY DRIVE HOUSING
6-41.
General
the fan drive housing oil passage. The housing
a. This section covers the overhaul of the rear
fan drive housing and clutch assembly an d
accessory drive housing. Specific instructions on
disassembly, cleaning, inspection, repair, and as-
sembly accompany the overhaul operations .
Overhaul standards of individual components
follow the inspection procedures. Stud iden-
tification information is included in the repair
procedures. Refer to the following table (table 6-
29 for applicable illustrations and instructions
for overhaul operations.
b.
The rear fan drive housings on original
production engines required an oil restrictor in
was redesigned
to eliminate the need fo r
restrictors on improved design engines. It cannot
be determined whether a housing has an oil
restrictor unless the housing is completely
disassembled, as the exposed end of the restrictor
has the appearance of a hexagon socket head
pipe plug.
c. The clutch assembly used in the rear fan
drive housing is the same as that used in the front
fan drive housing. Refer to paragraph 6-39c for
differences between piston actuated an d
mechanical clutch assemblies.
Table 6-29. Rear Fan Drive Housing and Clutch Assembly
Component
Rear Fan an d
Accessory Drive
Housing Assembly
Rear Fan an d
Accessory
Drive
Housing
Piston
Actuated
Clutch Assembly
Mechanical
Clutch Assembly
Fue l
Injection
Pump
Advance
Assembly
Para 6-42a
Figs .
6-15 6
through 6-158
Para 6-42a
Figs .
6-11 6
through 6-118, 6-
159 through 6 -
172 ,
6-12 4
through 6-126
Para 6-40a
Figs. 6-128, 6-130
through 6-132, 6-
134 through 6 -
137, 6-146
Para 6-40a
Figs .
6-12 9
through 6-131, 6-
133, 6-135,6-136,
6-138, 6-144, 6-
147
Figs .
6-17 3
through 6-186
and Accessory Drive Housing
Cleaning
Para 6-2
Para 6-2
Para 6-2
Para 6-2
Para 6-2
Inspection
Repair
Para 6-42c
Table 6-30
Para 6-42c
Table 6-30
Para 6-40c
Table 6-26
Para 6-40c
Table 6-27
Para 6-40c
Table 6-31
Para 6-42c
Table 6-32
Para 6-42c
Table 6-32
Fig. 6-187
Para 6-40c
Para 6-40c
Para 6-42c
Assembly
Para 6-42d
Figs.
6-158, 6 -
157, 6-206, 6-156
Para 6-42d
Figs .
6-20 5
through 6-202, 6-
190 through 6 -
188, 6-206, 6-170
through 6-168, 6-
167 or 6-166, 6-
172, 6-164,6-162,
6-161, 6-159, 6-
155, 6-154; 6-153
through 6-151, 6-
157,6-156, 6-115,
6-114
Para 6-40d
Figs. 6-149, 6-146
through 6-137, 6-
134 ,
6-13 2
through 6-130, 6-
128
Para 6-40d
Figs.
6-147, 6 -
145, 6-144, 6-138,
6-135, 6-133, 6-
1-31 through 6-129
Figs.
6-191, 6 -
192, 6-181, 6-193
through 6-198
6-134
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