3-12. AIR BRAKE SYSTEM MAINTENANCE (CONT)
c. Pressure Protection Valve (Cont).
Dry cleaning solvent P-D-680 used to clean parts 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 and dont smoke
when using it. Failure to do so could cause serious injury. If you be-
come dizzy while using cleaning solvent, get fresh air and medical
If contact with skin or clothes is made, flush
with large amounts of water. If contact with eyes is made, wash eyes
with water and get medical aid immediately.
(1) Clean all metal parts using cleaning solvent P-D-680. Dry using clean
Clean all nonmetallic parts by wiping using clean, dry cloth.