LORON

1 LORONSERVICE MANUAL / PARTS Box 743 Longview, WA 98632(800) 248-6079 Fax (360) 578-9934 Page1 .. Lift Truck RequirementsGeneral Installation ProceduresGeneral Weekly Inspection2 .. Major push pull PartsBushing Group3 .. Base / Platen Group4 .. Linkage Group5&6 .. push Rack / Jaw GroupPush Rack Installation7 .. Hydraulic Schematic & Parts Group8 .. Sequence Valve Parts9 .. push Cylinder Assembly & Service11 .. Pictorial Guide To HydraulicsCONTENTS:FORK MOUNTPUSH PULLB Style1 LIFT TRUCK REQUIREMENTSPUSH pull HYDRAULICSH ydraulic fluid: petroleum based hydraulicfluid onlyHydraulic supply group: includes hoses andtake-up - one set for each functionRecommended truck pressure: 2000 to 2500 PSI (135 to 170 bar)Oil volume: 7-10 GPM ( to 38 l/min)GENERAL INSTALLATION PROCEDURES1.

2 Platens require support of the truck forks. Forks need to be " to " (38mm to 50mm)thick X " to " (100mm to 152mm) wide and within " (152mm) of usable length. Donot exceed usable length. Align forks with attachment fork pockets; drive forward until forksare completely inserted into fork pockets. Lower mast, shut off truck and engage Engage attachment lower Attach truck supply group (take-up) to hoses supplied on the attachment Standing clear of the push pull attachment cycle the attachment in and out several times todistribute the hydraulic oil. Use caution because partially filled hydraulic lines may causeerratic shown on the push pull name plateis for the push pull only.

3 Load carryingcapacity of the attachment depends uponthe lift truck forks. Load weight plus attach-ment weight must never exceed the ratedcapacity of the forks. The combined truckand push pull capacity is provided by the lifttruck WEEKLY INSPECTION AND all hydraulic fittings, hoses, cylinders and valves for leakage - repair or replace hoses for pinch points and signs of wear. Replace worn or damaged bolts should be checked and tightened as all weld joints for signs of cracking - paying close attention to the linkage group weldsand all platen valves: 1 Function = a single auxiliaryvalve2 WEEKLY SERVICE:All bushings are constructedof self-lubricating material -NO SERVICE REQUIREDBUSHING PARTS LISTMAJOR push pull PARTS & BUSHING GROUPLINKAGEBASEPUSH CYLINDERS67 push RACKGRIPPER CYLINDERSGRIPPER BARGRIPPER SHOEGRIPPER 78 0 78 0 78 0 78 0 78 0 78 78 SERVICE.

4 Check and tighten all / PLATEN GROUP**See customer packet for part / PLATEN GROUP PARTS **B ase W e ld me Head Nut42100870 Retainer52103963 Ball Lock Pin62100921 Clevis Pin842 la in Wa she r91* *P la te n W e ld m e n t101104202 Shim (as required) (as required)4 LINKAGE GROUPWEEKLY SERVICE:Grease slide block channels(items 18 & 19) weekly or GROUP PARTS push Arm21100637 Rear Regulator RH3110 06 36 Rea r Re gulator L H41100208 Front push Arm RH51100207 Front push Arm LH61100662 Front Regulator71100267 Regulator Pin10210 07 27C hrom e Pin1161 C .06 16He x Hea d B Head Head Head Bolt15124E .06Lo ckwa she r16216E .08 High Collar Lockwasher1781 00 6 65.

5 38 Thrust Washer/Shim182100465 Slide Block ( push Rack)192100464 Slide Block (Base) ** push Rack21* 103868 Gripper Jaw31* 103530 Gripper Bar41* 103873 Gripper Head Collar Head Nylok Bolt82104130 Plastic SERVICE:Check and tighten jaw andgripper shoe mounting gripper shoe for wearand replace if badly worn. * For use with standard 40" (1016mm) wide push rack.** See customer packet for part number of push rackPUSH RACK / JAW PARTS LISTPUSH RACK / JAW GROUP6 LIFTING DEVICE1. Prior to installing the push rack on the front regulator position the plastic slides on the frontregulator shaft Support the push rack with a lifting device, as shown, and rotate the rack approximately Insert plastic slides along with the front regulator into the push rack Rotate rack back to vertical operating position.

6 Be sure plastic slides engage both RACK INSTALLATIONPLASTIC SLIDEPUSH RACKFRONT REGULATOR7 HYDRAULIC SCHEMATIC & PARTS GROUPWEEKLY SERVICE:Check hoses for fraying, cuts,bulges and badly worn : Use onlyLORON HOSES or PARKERPARFLEX #560 WIREREINFORCED HOSE forreplacement hoses.** See customer packet for push Cylinder part GROUP PARTS 00 67 90Ho se Assem b ly211 02 70 68Ho se Assem b ly311 02 70 10Ho se Assem b ly421 00 67 90Ho se Assem b ly511 00 67 80Ho se Assem b ly611 00 67 40Ho se Assem b ly711 00 67 30Ho se Assem b ly811 00 67 70Ho se Assem b ly911 02 70 02Ho se Assem b ly1011 00 67 50Ho se Assem b ly1111 02 70 68Ho se Assem b D egree Elbow1321 00 67 8.

7 05 Bra nch Tee1421 00 67 6 .05 Stra ig ht Thre ad Ad ap te r151100669 Junction Block1621 00 74 4 .05B ulkhe ad Straig ht1711 00 23 8 .0545 D eg re e Sw ivel18110 06 79 Seq uence Va lve192** push C ylinde r202100106 Gripper Cylinder21210 06 7 nch Tee221103438 Hose Clip (not shown) Head Bolt (not shown) Nut (not shown)8 SEQUENCE VALVE PARTS & SCHEMATICSERVICE NOTE:Lubricate parts prior toassembly with STP12345678 SEQUENCE VALVE SCHEMATIC* Sequence Valve Seal Kit 103218 SEQUENCE VALVE Body* Seal* Seal* Ring51103222 push Rod61103223 Plug71103219 Relief Cartridge*81103221 Cartridge Seal Kit924E .05 Lockwasher Head Bolt Pin Lsp9 push CYLINDER ASSEMBLY & SERVICET orque to 200 ft-lbs( kg-m)* Seal Kit=102182 (Items 7 thru 11)* Seal Kit=102183 (Items 7 thru 11)3500# push CYLINDER4500# push CYLINDERCYLINDER SERVICE** See customer packet for part number of piston.

8 Prior to assembly lubricate seals, cylinderbore, & rod with STP. Inspect all parts for scratches, nicks, andgouges - replace damaged components. Inspect cylinder bore & rod for scoring -replace if scored. Avoid damage to seal grooves - use a dullscrewdriver for seal removal. Torque piston nut to 200 ft-lbs. ( kg-m) Gland nut tightening procedure:Using spanner wrench for " (57mm) bore for " ( ) bore cylinder- turn gland nut until tight and then strike theend of the spanner wrench with a hammerto further Weldment21103201 Gland Nut31104043 Tube Weldment41**Piston51100 ng61100 ng* BS Seal* Piston Seal* * *111103 Ri Weldment21102242 Gland Nut31103994 Tube Weldment41**Piston5110 ng6110 ng*7110 lypak BS Seal*8110 P iston Seal*9110 ng* *11110 Ri ng10 NOTES11 PICTORIAL GUIDE TO push pull BOX 743 LONGVIEW, WASHINGTON 98632( 800 ) 248-6079( 360 ) 423-6079( 360 ) 578-9934"Excellence in Action"FAXLORON