TM-5-3895-372-20

CONCRETE-MOBILE MIXER BODY M919, MODEL 8CM-24/F

TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE MANUAL

AUGUST 1980

TM-5-3895-372-20 - Page 376 of 694

TM 5-3895-372-20

Table 8-1.

Cement System Troubleshooting Procedures (Continued)

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

4.

CEMENT BIN AUGER WILL NOT TURN:

Step 1.

Remove cement from bin.

Check for loose or missing bolts holding auger tube

to shaft.

Tighten or replace bolts.

These are special, grade 5 machine bolts.

Be sure you use the same kind of replacement.

Step 2.

Check for broken key in sprocket.

NOTE

A broken key results from some other problem.

Usually the auger is jammed by hardened cement.

Unless you correct the problem, keys will continue to break.

a.

Find cause of breakage.

Correct problem.

b.

Replace key.

8-12