TM 55-2210-224-12
Table 4-2. Unit Troubleshooting (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ENGINE (cont)
11. MAIN GENERATOR FLASHOVER. (cont)
Step 3.
Check for worn or broken brushes.
Replace brushes (para 4-35).
Step 4.
Check for low brush spring tension.
Notify intermediate direct support maintenance.
SANDING SYSTEM
12. SANDING SYSTEM DOES NOT WORK.
Step 1.
Check for sanding system air cock turned to the OFF position.
Turn sanding system air cock to the ON position.
Step 2.
Check for empty sandbox.
Fill box with sand.
Step 3.
Check for wet sand in sandbox.
Remove wet sand from sandbox and fill with dry sand.
Step 4.
Check for improper operation of sander control valve.
Replace defective sander control valve (para 4-27).
Step 5.
Check for improper operation of sand controller.
Replace defective sand controller (para 4-26).
LIGHTS
13. HEADLAMPS DO NOT OPERATE WITH HEADLIGHT SWITCHES IN THE ON POSITION.
Step 1.
Check for a defective headlamp.
Replace defective headlamp (para 4-32).
Step 2.
Check for a loose connection or broken wire.
Tighten loose connection or repair a broken wire.
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