HEU HOSE ASSEMBLIES "AC", "AD", AND OVERHEAD CYLINDER COUNTER
BALANCE VALVE "DA" REPLACEMENT (Sheet 1 of 3)
TOOLS: 12-in. Adjustable wrench
1-5/16 in. open end wrench
9/16-in. socket w/ ½-in. drive
Drip pans (suitable containers)
Preformed packing (4 required)
Protective caps and plugs (assorted sizes)
REFERENCE: LO -12
PRELIMINARY PROCEDURES: Remove overhead cylinder armor (page 3-223)
Use rags and drip pans to catch excess hydraulic fluid. Use masking tape to tag
lines for installation. Cap or plug all lines and fittings as they are disconnected.
Hold elbow (A) with adjustable wrench and use wrench to disconnect hose assembly "AC" (B) from elbow (A).
Use adjustable wrench to remove elbow (A) from cylinder "EA" (C) and remove preformed packing (D).
Hold adapter (E) with adjustable wrench and use wrench to remove hose assembly "AC" (B) from adapter (E).
Use adjustable wrench to remove adapter (E) from counter balance valve "DA" (F) and remove preformed
Go on to Sheet 2