BRAKE CYLINDER (cont)
CLEANING, INSPECTION, AND REPAIR
· 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 get 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 clean parts. Dry with compressed air.
Inspect metal parts for cracks and breaks. Replace damaged parts.
Inspect rubber parts for cracks, breaks, or flattened beads. Replace damaged rubber parts.
Use brake cylinder lubricant and coat push rod, packing cup, and walls of cylinder.
Install strainer (24) in nonpressure head (16) and secure with retainer ring (23).
Install lubricator swab (22) and packing cup (2
1) on piston (20).
Install spring (19) over piston (20) and install spring seat (18) over spring.
18. Install felt gasket (17) in nonpressure head (16).