TM 5-2590-512-13&P
Malfunction
Test or Inspection
Corrective Action
AUGER ROTATES UNEVENLY OR ERRATICALLY.
Step 1. Inspect Auger for bent condition.
Depressurize hydraulic system and replace bent Auger if unable to dig
hole.
Step 2. Remove safety covers and check for cracked housing, loose motor, defective chain,
sprockets, or bearings.
Depressurize hydraulic system and replace defective parts
(para. 4-17 thru 4-29).
Step 3. Remove auger from hole and stop rotation. Check auger teeth and center point.
Depressurize hydraulic system and replace broken, missing, or dull teeth and
defective center point (para 3-6,3-7).
4-5
