TM 6-4610-218-12
Table 4-2.
Troubleshooting-Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 3.
Check to see if motor shaft bearings are seized.
Replace the motor, paragraph 4-39.
Step 40
Check for a burned out motor.
Replace the motor, paragraph 4-39.
3.
ERDLATOR AGITATOR RUNS NOISY OR TOO SLOW.
Step 1.
Check to see if the flexible coupling is worn or damaged.
Replace the flexible coupling, paragraph 4-42.
Step 2.
Check to see if flexible coupling key is sheared.
Replace the key, paragraph 4-42.
40
SPEED REDUCER RUNS NOISY OR WILL NOT RUN.
Check for lack of oil or improper grade of oil.
Step 10
Lubricate in accordance with LO 5-4610-218-12.
Step 2.
Check for worn or broken gears.
Replace the speed reducer, paragraph 4-41.
Step 3.
Inspect for worn or damaged bearings.
Replace the speed reducer, paragraph 4-41.
Step 4.
Check for incorrect alignment.
Realign the speed reducer, paragraph 4-41.
5.
RAW WATER PRESSURE GAGE AND FLOW INDICATOR SHOW INCORRECT OR NO
READING.
Step 1.
Check for a defective gage or indicator.
Replace the gage or indicator, paragraph 4-46, 4-45.
4-46
