4-11. ENGINE HOOD DOOR
CLEANING, INSPECTION, AND REPAIR
Use a stiff brush and remove dirt and sludge deposits.
· Drycleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and gloves and
use only in a well-ventilated area. Avoid contact with skin, eyes, and clothes and don't breathe
vapors. Do not use near open flame or excessive heat. The flash point is 100 - 138°F (38 - 59°C).
If you become dizzy, get fresh air and medical aid immediately. If contact with eyes is made, wash
your eyes and get medical aid immediately.
· Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Do not direct
compressed air against skin. Use goggles or full face shield.
Use drycleaning solvent and remove grease and oil. Dry with compressed air.
Inspect doors and door latches for proper working condition.
Inspect door hinge pins (1) and hinge halves (16) and (20) for serviceability.
Inspect sheet metal for dents, cracks, or corrosion.
Replace missing or damaged parts.
Repair metal defects by patching, welding, and grinding smooth. Paint repaired parts.
Lubricate latches and hinges with lubricating oil in accordance with LO 55-2210-224-12.
Position three hinge halves (20) on hood and install nine screws (19), lockwashers (18), and nuts (17).
If removed, position and spot weld three hinge halves (16) on door (2).
Position spring (15) on latch bar (9) and install two lockwashers (14) and screws (13).
Install latch bars (9) and (10) through guide loops (12) on door (2).