TM-9-2320-280-20-1
TRUCK, UTILITY: M998 SERIES
TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 1 OF 3
JANUARY 1996
TM-9-2320-280-20-1 - Page 120 of 888
Change 2
2-29
TM 9-2320-280-20-1
BIENNIALLY (12,000 MILE) PMCS PARTS LIST
ITEM
NO.
PART
NUMBER
NSN
NOMENCLATURE
QTY
1.
MS51943-31
Locknut
1
2.
271172
Assembled Locknut
4
3.
MS21245-L10
Locknut
4
4.
MS35756-8
Woodruff Key
1
5.
MS24665-355
Cotter Pin
1
6.
MS51943-43
Locknut
1
7.
MS51943-35
Locknut
1
8.
MS51943-39
Locknut
4
9.
MS51967-18
Locknut
2
10.
MS35338-45
Lockwasher
2
11.
PH13
Filter, Fluid, Engine Oil
1
12.
12337210
Parts Kit, Fluid, Transmission (3L80)
1
13.
8655625
Gasket (3L80)
1
14.
8684221
Parts Kit, Fluid, Transmission (4L80-E)
1
(1995, 1996)
15.
8677743
Gasket (4L80-E)
1
16.
12354864
Parts Kit, Fluid, Transmission (4L80-E)
1
(1997, 1998)
LUBRICATION TABLE
EXPECTED
USAGE
FLUID/LUBRICANT
CAPACITIES
TEMPERATURE
Engine Oil
OE/HDO 30
Crankcase:
Above +15°F (-9°C)
OE/HDO 10
w/o filter 7 qt (6.6 L)
40° to -15°F (4° to -26°C)
OEA
w/filter 8 qt (7.6 L)
40° to -65°F (4° to -54°C)
Dry System 10 qt (9.5 L)
(INC. oil cooler)
Engine
Ethylene Glycol
Radiator: 5 qt (4.7 L)
Coolant
and Water
Complete System: 26 qt (24.6 L)
1/4 Ethylene Glycol/
15°F (-9°C) and above
3/4 Water
2/5 Ethylene Glycol/
40° to -15°F (4° to -26°C)
3/5 Water
3/5 Ethylene Glycol/
40° to -65°F (4° to -54°C)
2/5 Water
Brake System
Master Cylinder:
(All except
Fluid Silicone BFS
0.69 pt (0.33 L)
All Temperatures
M1097, “A1”, “A2”
Complete System:
series and M1123)
1.2 pt (0.56 L)
(M1097, “A1”, “A2”
Master Cylinder:
series and M1123)
1.12 pt (0.53 L)
Complete System:
1.63 pt (0.78 L)
OE/HDO 15/40 (Grade 15W-40) lubricant may be used when expected temperatures are above +5°F (-15°C).
If OEA lubricant is required to meet the temperature ranges prescribed in the table, then the OEA lubricant
is to be used in place of OE/HDO 10 lubricant for all temperature ranges.
If operating conditions are severe or abnormal, service chassis lubrication points at 1,000 miles (1,600
kilometers).
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