TM-9-2350-311-20-2
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS
DECEMBER 1993
TM-9-2350-311-20-2 - Page 390 of 828
TM 9–2350–311–20–2
6–68
6–26 LINES AND FITTINGS FROM TRAVERSING MECHANISM
This task covers:
a.
Removal
b.
Installation
INITIAL SETUP
Tools
Artillery and turret mechanic’s tool kit
(SC 5180–95–CL–A12)
Materials/Parts
Cap and plug set (item 7, Appx D)
Plastic bag (item 4, Appx D)
Preformed packing (item 43, Appx G)
Preformed packings (3) (item 47, Appx G)
Preformed packings (7) (item 48, Appx G)
Tag, marking (item 36, Appx D)
Equipment Condition
Discharge hydraulic pressure (para 6–3)
a.
Removal
WARNING
•
Do not torque hydraulic fittings or perform removal procedures when hydraulic system is pres-
surized. Discharging hydraulic system pressure before performing any maintenance proce-
dures will avoid serious injury to personnel.
•
Eye protection will be worn when performing maintenance procedures on all hydraulic compo-
nents to avoid injury to personnel.
CAUTION
•
All hydraulic lines and ports must be capped to prevent contaminants from entering the hydrau-
lic system and causing internal damage to hydraulic components.
•
All serviceable components must be placed in plastic bags to prevent contamination of hydrau-
lic system during installation.
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