TM-9-2320-283-20-1
TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 1 OF 3
DECEMBER 1983
TM-9-2320-283-20-1 - Page 421 of 926
TM 9-2320-283-20-1
TROUBLESHOOTING.
2-11.
TROUBLESHOOTING PROCEDURES (Continued).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
100.
OIL THROWN FROM FILLER TUBE (Continued).
Step 3.
Check part number on oil level gage against part number shown in TM 9-2320-283-20P.
Replace oil level gage (para 3-136).
Step 4.
Check for high oil level.
Drain oil to proper level (para 3-135).
Step 5.
Check for clogged breather.
Clean breather.
PROPELLER SHAFTS AND UNIVERSAL JOINTS
101.
EXCESSIVE SHAFT NOISE OR VIBRATION.
Step 1.
Check torque of yoke nuts at universal joints.
Torque nuts to 300 lb-ft.
Step 2.
Check torque of capscrews.
Torque capscrews to 100-110 lb-ft.
Step 3.
Inspect propeller shafts and universal joints for evidence of damage or excessive wear.
Replace worn or damaged components (para 3-144 or 3-145).
Step 4.
Check universal joints for adequate lubrication.
Lubricate.
(Refer to LO 9-2320-283-12).
Step 5.
Check for proper shaft alinement (propeller shafts are properly phased when cross and bearing in yokes at
each end of shaft are in same place).
Disassemble and aline as necessary (para 3-144 or 3-145).
2-295
Back to Top
