20-7. CAMSHAFT AND BEARING REPLACEMENT/REPAIR (CONT)
Some chemical agents (detergents, solvents, alkalis, etc.) may irritate skin or be harmful
to the eyes, nose, and throat. Some must be used only with adequate ventilation. When
working with potentially harmful chemical substances, read and heed all warnings on the
product labels and follow prescribed safety precautions.
When working with any
potentially harmful substance; including live steam, hot water, and compressed air; wear
appropriate safety equipment and use extreme care. Failure to comply may result in injury
(1) Soak camshaft (1) and thrust plate (2) in degreaser unit with carbon removing compound for at least one hour.
Dry Cleaning Solvent (P-D-680) is TOXIC and flammable. Wear protective goggles and
gloves; use only in well ventilated area; avoid contact with skin, eyes, and clothes, and
do not breathe vapors. Keep away from heat or flame. Never smoke when using solvent;
the flashpoint for Type I Dry Cleaning Solvent is 100°F (38°C) and for Type II is 130°F
(50°C). Failure to comply may result in serious injury or death to personnel.
If personnel become dizzy while using dry cleaning solvent, immediately get fresh air and
medical help. If dry cleaning solvent contacts skin or clothes, flush with cold water. If dry
cleaning solvent contacts eyes, immediately flush eyes with water and get immediate
medical attention. Failure to comply may result in injury to personnel.
(2) Remove thrust plate (2) and camshaft (1) from degreaser unit, rinse with dry cleaning solvent and allow parts to