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 solvent contacts skin or clothes, flush with cold water. If solvent contacts eyes,
immediately flush eyes with water and get immediate medical attention. Failure to comply may
result in injury to personnel.
Never use fuel to clean parts. Fuel is highly flammable. Serious injury could result if fuel ignites
i. Passages. After degreasing, check all oil passages and cavities for dirt or blockage before coating with lubricating
oil (Item 43, Appendix D). Run a thin, flexible wire through oil passages to make sure they are not clogged. Use a
pressure spray gun and Dry Cleaning Solvent P-D-680 (Item 71, Appendix D) to clean dirty passages.
j. Electrical Parts. Electrical parts, such as coils, junction blocks, and switches should not be soaked or sprayed with
cleaning solutions. Clean these parts with a clean wiping rag (Item 51, Appendix D) moistened with Dry Cleaning
Solvent P-D-680 (Item 71, Appendix D).
Do not use soap or alkalies for cleaning tank interiors. Failure to comply may result in damage to
k. Fuel Tank. Pay special attention to all warnings and cautions when working on vehicles fuel tank. Fuel tanks
should be flushed, using a spray gun and Dry Cleaning Solvent P-D-680 (Item 71, Appendix D).
Battery acid (electrolyte) is extremely harmful. Always wear safety goggles and rubber gloves
and do not smoke when performing maintenance on batteries. Injury will result if acid contacts
skin or eyes. Wear rubber apron to prevent clothing being damaged.
l. Battery. Exterior surfaces of the electrical system and battery should be cleaned with a weak solution of baking
soda and water. Apply solution with a bristle brush to remove any corrosion. Pay special attention to all warnings and
cautions when working on batteries.
m. Hydraulic System. When cleaning hydraulic system parts use Dry Cleaning Solvent P-D-680 (Item 71, Appendix
D). Clean and dry parts thoroughly to make sure no residue remains. If a coating of preservative is required before
assembly, apply a light film of lubricating oil (Item 43, Appendix D).