Installation Instructions Cylinder Seal Loader
Contents
1. Installation Cylinder Seal Loader Instructions Service Kits This sheet provides instructions for cylinder piston installation using the seal loader supplied with each cylinder service kit Type 1 j s Spanner wrench 1 Use a spanner wrench to remove the cylinder retainer 2 When servicing a cylinder clamp it in a soft jawed vise a Never clamp the cylinder shell or the cylinder rod Type 2 sealing surface in a vise Clamp the Cylinder 3 Place the piston or retainer in a soft jawed vise to remove the seals Pry the seal up with a blunt screw driver and cut the seal to remove it CAUTION Do Not scratch the seal grooves 4 Inspect the rod piston retainer and cylinder bore for nicks and burrs Minor nicks and burrs can be removed with 400 grit emery cloth NOTE Minors nicks are those that will not bypass oil under pressure If nicks can be felt with the finger nail after using emery cloth replace the part 5 Lubricate all new seals and rings with petroleum jelly or clean hydraulic oil 6 Note the direction of the U Cup seals If installed backwards they will not seal properly See the specific Service Manual for correct seal orientation Typical seal orientation 7 Polish the piston chamfer angle with emery cloth This allows the seal to slide over the chamfer much easier Polish the chamfer angie 4 8 Install new seals in the piston and retainer Hook one fer x side of the seal in the groove and p2. ner setscrew if equipped and tighten Lift Technologies Inc 2003 6 03 Apply a thick film of petroleum jelly or clean hydraulic oil to the Place loader in cylinder shell Do not allow lower edge of loader to contact thread relief chamfer sv Stop Fins NSS Cylinder Shell Part 669646 R 2
3. ush it over the piston or retainer as shown F Install new seals Part 669646 R 2 To Order Parts or For Technical Assistance r ND Call 1 888 946 3330 or Write Lift Technologies Inc 7040 South Highway 11 A ZO Westminster S C 29693 L j FT TE K 9 Reassemble the rod assembly by sliding the retainer on first then the piston assembly Install and tighten the 10 11 12 13 14 15 piston retaining nut to the specified torque value in the Service Manual Clamp the cylinder shell in a soft jawed vise Place the loader in the cylinder shell The loader must cover all the threads but not contact the thread relief chamfer The length of the stop fins can be trimmed with a sharp knife if more engagement is needed The piston will not enter the shell if the loader contacts the thread relief chamfer inside of the cylinder shell piston loader and piston seals Insert the rod piston assembly through the loader into the cylinder shell If resistance is encounted tap with a rubber mallet If more force is required remove the shell from the vise Hold the shell about 6 in above a piece of wood on a table or the floor Let the shell fall straight down on the wood The rod piston should slide down into the shell Repeat if necessary Cut the loader down one side with a knife and remove Screw in the retainer and tighten to the torque specified in the Service Manual Install the retai
Download Pdf Manuals
Related Search