General Safety Instructions
Hydraulic fluid may be absorbed through the skin. Wear long sleeves, gloves, and
goggles or face shield. If hydraulic fluid gets into the eyes, flush them immediately
with water and seek medical attention. If hydraulic fluid gets on skin, wash
thoroughly with soap and water. Wash hands thoroughly prior to eating or
Hydraulic fluid may be hot if system has been in operation. Allow time for system
to cool before performing maintenance or injury to personnel may result.
Residual pressure may remain in hydraulic lines. Open fittings slowly or injury to
personnel may result.
All fittings and openings must be capped or plugged immediately after opening to
prevent dirt, moisture, or foreign material from entering the hydraulic system or
damage to equipment may result.
This procedure is for removal/installation of all APU hydraulics components.
Perform this procedure, or any portion of this procedure, as required to complete
necessary repairs. Use hydraulic schematic (figure FO-3) as a general guide for