Hydraulic Cylinder Seal Installation Tool
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Hydraulic Cylinder Seal Installation Tool

Rotary cylinder and seal kit replacment guide
Rev.C

7.29.20102TABLE OF CONTENTS*Cylinder Trouble Shooting on “SP” Series Lifts*Exploded View of Cylinder ( Trouble Shooting On “SP” Series Lifts

Leaks oil from breather.

Follow the proper LOCKOUT/TAGOUT procedures for disconnecting power to lift.Disconnect the swivel hose tting at base of cylinder.***Kit has only enough parts for (1) cylinder.***Replace seal and all other components (wiper, wear ring, etc.).Reinstall plunger, retaining ring, and manual bleeder being careful not to scratch or dent plunger surface.Install lower sheave cover.Raise cylinder in column through the carriage lifting plate and cylinder centering bar.Check and add uid as necessary.Tag lift back in service.4Remove 1/4” x 4-1/2” HHCS at base of cylinder.Turn casing head counterclockwise until retainer ring is removed.

Note:

If cylinder is laying horizontally, place oil pan under cylinder head area before casing head is removed.Apply a generous coating of Dexron III ATF on new seal kit components.Insert plunger in cylinder, being careful not to scratch nish.Turn casing head clockwise until retainer ring is completely inside casing.Install hex adapter on new cylinder.Lower carriage to oor.Raise lift about 2’-0” and open manual bleeder in top of cylinder.Close when uid appears.Remove ller breather cap from power unit and rell reservoir with Dexron III, ATF.Raise lift to full travel and adjust tension on cables.Grasp cables between thumb and forenger.With about 15lbs.tension, you should just pull the cables together.Tighten cable jam nut on upper cable tie-off stud.5With lift in the fully lowered position raise lift to rst locking position.Cut and remove plastic hose ties from cylinder.6Assembly Instructions For Kit #FJ7375(To replace FJ783 Cylinder)Install expander into reducer.(Fig.2)Push “O” ring back to washer.Lubricate “O” ring.Turn tting counter clockwise less than one turn to lineup 1/4” pipe port (Fig 1).Hold tting and adapter FJ7757.All FJ7211 cylinders supplied by Texas Hydraulics with a date code prior to 168 Require a FJ7755 adapter.All FJ7211 cylinders supplied by Pacoma with a code prior to 3401529M96 require a FJ7755 adapter.

Check the code on all cylinders and assemble appropriate adapter into the PortveReducerAdapterExpanderToFig 1Fig 2Fig 37XXXXX* be found using the illustration below.DAY OF (Nov.)* DATETOP OF Bleeder Screws For Pacoma CylindersBleeder Screws For Texas Hydraulics CylindersPart No#.

32516 -

Date code T211XX

& after (Nov.92) Consists of: Part No# 32326

Screw & Part No# 14525

O-Ring WasherPart No#.

3443881 MI - All cylinders used the same screw.8

287653911011492-Post Cylinder Guide2-Post Cylinder GuidePB 10-4-110Cylinder Kit Identication Table* FJ720-30 for both Best & Texas Hyd Cylinders** Rotary Lift had different cylinder suppliers for these cylinders
hydraulic cylinder seal installation tool
.

To identify the correct seal kit, observe to markings in the casing aprox.

6” from the bleeder screw.The word Pacoma indicates MF seal kit.The letters T, TX, TXT or no marking indicates the SPA7LC, SPOA7LC**N380Y-9180 (United Hyd)1178 3/8" Retracted2 3/4"21 3/8" Retracted89 3/8" ExtendedFJ720 Cylinder77" Retracted2 5/8"5 3/4" Retracted73 3/4" ExtendedFJ7375 Kit/FJ7211 Cylinder11/16"11/16"15/16" Retracted3/4"3/4"1275 1/4" Retracted3 1/8"12 1/2" Retracted80 1/2" ExtendedFJ76 Cylinder77" Retracted2 5/8"5 3/4" Retracted73 3/4" ExtendedFJ783 Cylinder1/4" Retracted116 1/4" Extended11/16"11/16"73.858" RetractedN380e Cylinder02-3/83.353.006 11/16Retracted74 11/16Extended1877 Ref.(73.9)N380y Cylinder170 Ref.(6.7)134-Post Cylinder Guide4-Post Cylinder GuidePB 10-4-214Cylinder Kit Identication TableHow To Determine Cylinder Manufacturer:x x x xClevisDate/ID Codes,OOKs4EXAScylinder.In some cases the Rotary part number will be stamped above the date code.SM90, AR90, CWA90, SM91, SM120, AR120, CWA120, SM121, AR121, QL4P, QLHVARO122, QL4P-100 QLHV-100, YA12Z140039Y-12* Rotary Lift had different cylinder suppliers for these cylinders.

To identify the correct seal kit, observe to markings in the casing.

The word Pacoma indicates MF seal kit.The letters T, TX, TXT or no marking indicates the TH seal kit.1575-1/4" Retracted135-1/4" Extended2-1/8"FC5343 Cylinder73" Retracted133" Extended1-1/2"FC537 Cylinder74-5/16" Retracted134-5/16" Extended2-5/16"FC5797 Cylinder47-1/4" Retracted80-1/4" ExtendedFC5155 Cylinder83" Retracted143" Extended5"FC5761 Cylinder83" Retracted143" Extended5"FC5225-15 Cylinder1678-5/16" Retracted138-5/16" Extended2-1/8"FC5810-38 Cylinder80" Retracted146" ExtendedS130156 Cylinder71.5" Retracted131.5" Extended992326 Cylinder82.75" Retracted992302 CylinderPS130004 Cylinder52.5" RetractedS130002 Cylinder80" RetractedVENDOR NUMBERTE CODE17Low/Mid Rise Cylinder GuideLow/Mid Rise Cylinder GuidePB 10-4-318Cylinder Kit Identication TableHow To Determine Cylinder Manufacturer:Texas Hydraulic cylinders will be identied by a “TX” followed by a four digit date code stamped on the cylinder.

In some cases the Rotary part number will be stamped above the date code.When replacing seals on lift models PAL4 and PAL5 use only seal kit FJ2248-12.All later PAL, MPAL, MPFX, and XXckeID/DateStamPAL4, PAL5EPAL-5EPAL7, PFX, MPFX, PSL6, VLX6, PFX-1, PAL6MPAL8**991513 (Texas)* Rotary Lift had different cylinder suppliers for these cylinders.

To identify the correct seal kit, observe to markings in the casing.The word Pacoma indicates MF seal kit.The letters T, TX, TXT or no marking indicates the TH **Used three different cylinder Mfg.

Look for markings on the cylinder.If no markings use YG642-9180 seal kit.1925-5/8" Retracted43-5/8 " ExtendedFJ2248 Cylinder43-5/8" Retracted79-5/8 " ExtendedFJ860 Cylinder31-5/8" Retracted55-5/8 " ExtendedFJ2263 Cylinder20Smart Lift Cylinder GuideSmart LiftCylinder GuidePB 10-4-421Lift ModelOriginal
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