4-79. SUMP DRAIN REPLACEMENT (Con't).
b. CLEANING AND INSPECTION
Dry cleaning solvent P-D-680 is toxic and flammable. Always wear protec-
tive goggles, face shield, and gloves, and use only in a well-ventilated
area. Avoid contact with skin, eyes, and clothes and DO NOT breathe
vapors. DO NOT use near open flame or excessive heat. The solvent's
flash point is 100 F-138 F (38 C-59 C). If you become dizzy while using
cleaning solvent, immediately get fresh air and medical help. If solvent
contacts eyes, immediately wash your eyes with water and get medical
Compressed air used to dry and clear passages must not exceed 30 psi
(207 kPa). Wear protective clothing (goggles, face shield, and gloves)
and use caution to avoid injury to personnel.
Clean all removed components in dry cleaning solvent. Use compressed air to dry thoroughly
and to clear all passages.
Inspect all removed components for damage. Replace if damaged.
Apply antiseize tape to pipe threads as components are installed.
Install sump drain valve (3) to tank sump (1). Leave 90 degrees loose from final installed
Install pipe (8) and elbows (9 and 10). Tighten sump drain valve (3) to its fully installed
Install pipe (12) to elbow (10). Install pipe to support bracket (13) with U-bolt (11), two
Connect sump drain control lever (6) to sump drain valve (3) with bolt (17), two washers (2),
and new locknut (4).
Push on sump drain control lever (6) to ensure that sump drain valve (3) is closed.
(6) Install security bolt (5) and nut (7).