17-2. MAIN HYDRAULIC PUMP REPAIR (CONT).
Drycleaning Solvent (P-D-680) is TOXIC and flammable. Wear protective goggles, face
shield, and gloves; use only in a 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 II Drycleaning Solvent is 140 degrees F (60 degrees
C) and Type III Drycleaning Solvent is 200 degrees F (93 degrees C). Failure to do so may
result in injury or death to personnel.
If personnel become dizzy while using 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.
Compressed air used for cleansing purposes will not exceed 30 psi (207 kPa). Use only with
effective chip guarding and personal protective equipment (goggles/shield, gloves, etc.).
Clean all mating surfaces with drycleaning solvent.
Dry all parts with compressed air.
Install plug (15) in piston pump (2).
Install seal (13), two retaining rings (14) and seal (13) in piston pump (2).
Apply hydraulic oil to preformed packing (8).
Install preformed packing (8) on adapter (3).
Align matchmarks and install adapter (3) on piston pump (7) with two screws (6). Tighten screws to 76
to 94 lb-ft (103 to 127 N.m).
Apply hydraulic oil to preformed packing (5).
Install preformed packing (5) on piston pump (2).
Install coupling (4) on piston pump (2).
Align matchmarks and install piston pump (2) on adapter (3) with four screws (1). Tighten screws to 48
to 58 lb-ft (65 to 79 N.m).