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 291 of 596
TM 9-2815-205-34
3-47. FUEL PUMP AND HYDRAULIC PUMP DRIVE ASSEMBLIES REPLACEMENT
This task covers: a. Removal
b. Cleaning/Inspection
c. Installation
INITIAL SETUP
MODELS
All
TOOLS AND SPECIAL TOOLS
Tool kit, general mechanics (App B, Item 107)
Wrench, torque (App B, Item 116)
Dial indicator, magnetic base (App B, Item 54)
MATERIALS/PARTS
2
Bolts, self-locking (App F, Item 193)
1
Bolt, self-locking (App F, Item 194)
EXPENDABLE/DURABLE SUPPLIES
Oil, fuel (App C, Item 27)
Oil, engine (App C, Item 26)
EQUIPMENT CONDITION
Para Description
3-44 Flywheel housing removed
NOT E
All models have a fuel pump drive assembly on the right bank. Only model 5063-5393
has a hydraulic pump drive assembly on the left bank. Repeat the same procedures on
the left bank for the hydraulic pump drive assembly replacement.
a. Removal
(1) Remove two self-locking bolts (1) and adapter (2) from drive gear (3). Discard self-locking bolts.
(2) Remove self-locking bolt (4), flat washer (5), two thrust washers (6), gear (3), and hub (7) from
end plate. Discard self-locking bolt.
b. Cleaning/inspection
(1)
(2)
(3)
(4)
3-162
Compressed air used
cleaning purposes will _
exceed 30 PSI. Use onlv with
for
not
effective chip guarding and
personal protective equip-
ment
(goggles/shield,
gloves, etc.)
Wash gear, hub, and flat washers in fuel
oil and dry with compressed air.
Inspect thrust washers, hub, and drive
gear bearing for wear and scoring.
Examine gear teeth for wear, scoring, and
pitting.
Measure gear bearing, hub, and thrust
washers for repair standards (Table 3-4).
TABLE 3-4. REPAIR STANDARDS FOR
DRIVE GEAR ASSEMBLIES
POINT OF
SIZE OF NEW
WEAR
MEASUREMENT
PARTS
LIMIT
ID of Gear
1.1205-1.1220 in.
1.1230 in.
Bearing
(28.461-28.499 mm)
(28.524 mm)
OD of Hub
1.1205-1.1220 in.
1.1200 in.
(28.461-28.499 mm)
(28.448 mm)
Bearing to Hub
0.0015-0.0030 in.
0.0070 in.
Clearance
(0.038-0.076 mm)
(0.178 mm)
Thrust Washer
0.1580-0.1600 in.
0.156 in.
Thickness
(4.013-4.064 mm)
(3.962 mm)
Gear
0.0040-0.0140 in.
End Play
(0.1 02-0.356 mm)
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