TM 55-2210-223-34
TO 45A2-2-14-22
Table 3-1. INTERMEDIATE DIRECT SUPPORT AND INTERMEDIATE GENERAL SUPPORT
TROUBLESHOOTING (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
58. TRACTION MOTOR SUSPENSION IS LOOSE.
Step 1.
Check for broken or weak nose suspension springs.
Replace spring (para 3-61).
Step 2.
Check for worn motor support axle bearings (3-62).
Replace motor support axle bearings.
THROTTLE CONTROLLER MECHANISM
59. THROTTLE CONTROLLER MECHANISM DOES NOT RESPOND.
Step 1.
Check for improper operation of throttle control valves.
Repair or replace control valves (TM 5-2815-232-14).
Step 2.
Check for defective controller mechanism.
Repair or replace defective controller mechanism (para 3-33).
60. LOCOMOTIVE WILL NOT MOVE WHEN SHIFTED FORWARD OR REVERSE.
Step 1.
Check for defective reverser relays.
Repair or replace reverser relay (para 3-28).
Step 2.
Check for defective controller mechanism.
Repair or replace controller mechanism (para 3-33).
TRUCK ASSEMBLY
61. LOCOMOTIVE TILTS OR SWAYS BACK AND FORTH WHILE MAKING TURNS OR IF TRACK IS ON
AN ANGLE.
Step 1.
Check for excessive side bearing clearance.
Replace side bearings (para 3-61).
Step 2.
Check for defective or broken springs.
Replace springs (para 3-61).
Step 3.
Check center casting ear plate for excessive wear.
Replace center casting ear plate (para 3-61).
3-29
