TM-9-2350-311-10
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5
TECHNICAL MANUAL; OPERATOR’S MANUAL
NOVEMBER 1994
TM-9-2350-311-10 - Page 709 of 775
TM 9--2350--311--10
Change 6
G--5
G--3
LUBRICATION INSTRUCTIONS — CONTINUED
Table G--1. Expected Temperature Lubrication Requirements
LUBRICANT/COMPONENT
INTER-
VALS
-- 4 0 t o -- 6 5
°
F
(--40 to --54
°
C)
-- 4 0 t o -- 1 5
°
F
(--40 to --26
°
C)
ABOVE --15
°
F
(ABOVE --26
°
C)
CAPACITIES
GO (MIL--PRF--2105)
Lubricating Oil, Gear,
Multi-purpose
Traversing Gear Box
4 Qts.
GO--80/90
(NATO, 0--226)
(item 23, Appx D)
NOTE 2
GO--80/90
(NATO, 0--226)
(item 23, Appx D)
NOTE 2
GO--75
(NATO, 0--186)
(item 22, Appx D)
GAA (MIL--PRF--10924)
Grease, Automotive and
Artillery
Suspension and Road
Wheels
As Required
For arctic operation, refer to FM 9-207.
GMD (MIL--G--21164)
Grease, Molybdenum Disulfide
GGP (MIL--G--23549)
Grease, General Purpose
Mount Cradle Sleeve Bearing
and Torque Key Grooves
As Required
GGP
(NATO, 0--303)
(item 18, Appx D)
or
GMD
(item 19, Appx D)
NOTE 3, 4
GGP
(item 18, Appx D)
NOTE 4
GMD
(item 19, Appx D)
NOTE 3, 4
Muzzle Brake, Bore Evacuator
As Required
GMD
(item 19, Appx D)
NOTE 3
OHT (MIL--PRF--6083)
Hydraulic Fluid, Petroleum
Base, Preventive,
Hydraulic Equipment
Hydraulic Power Pack
Assembly and Equilibrated
Elevating
Cylinder
Recuperator Assembly
Gun Mount and Replenisher
Accumulator Assembly
48 Qts.
.7/.4 Qts
30 Qts.
OHT
(item 20, Appx D)
OHT
(item 20, Appx D)
OHT
(item 20, Appx D)
NOTE
1. If OEA lubricant is required to meet the low expected-temperature range, OEA lubricant is to be used in lieu of
OE/HDO--10 lubricant for all expected temperature ranges where OE/HDO--10 is specified in the key.
2. Grade 85W--140 (GO--85/140) (NATO 0--228) (item 24, Appx D) may be used when expected temperatures are
above 10
°
F(-
-12
°
C).
3. For sustained operation at 0
°
F(-
-18
°
C) temperature or below, change grease to GAA (item 17, Appx D).
4. Do not mix greases.
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