Table 3-6. Unit Troubleshooting Table. -- Continued
Test or Inspection
Hot parts can burn personnel. Let hot parts cool before starting work.
If muffler (1) or exhaust system (2) has obstructions, clear the obstructions.
· No smoking, flames, sparks, or glowing or hot objects are allowed within 50 ft. (15 m) of vehicle.
Fire or explosion may cause personal injury or death.
· Fuel and oil are slippery and can cause falls. To avoid injury, wipe up spilled fuel or oil with rags.
· To prevent possible injury, wear gloves and protective eye equipment when handling fuel. Failure
to comply may result in injury or death to personnel.
Check fuel tank (3) for incorrect grade of fuel.
If fuel is incorrect grade, drain fuel tank (3) (Para 7-7).
Check fuel return line (4) for pinches, kinks, or damage.
If fuel return line (4) is pinched, kinked, or damaged, remove two hose clamps and fuel return line.
Install new fuel return line with two hose clamps.
If fuel filter(s) have blockage, replace fuel filter(s) (Para 7-5).