0 - Cascade Corporation
Contents
1. 14 Remove the center pivot pin and tube Note location e of the thrust races during pivot pin removal D For reassembly reverse the above procedures 10 678535 Rev 0 Service Section WV Vw wi W e 5 2 1 Disassembly and Reassembly cont o 9 en por e dq 1 3 T Y D K a L LR fF o JA RAS GN JA oer EN MA o Quer stronan Ouar rman o wA XC mm ii AZ GV NV rin T we WC QUOD 678535 Rev 0 Section 5 Service 522 Link Service 12 Remove the links from the attachment as described in Sec tion 5 2 1 O Remove the bushings from the links using a bushing driver If you do not have bushing drivers a tool as shown at right can be fabricated for bushing removal Inspect the cam followers for excessive wear or dam age If flat spots or cracks are visible on the cam fol lowers they should be replaced Cam followers with roughness or noticeable restriction to turning should be replaced For reassembly reverse the above procedures except as follows Bushing drivers must be used to press new bush ings into the links e f cam followers are being replaced the nut should be tightened to a torque of 130 150 ft lbs 175 200 N m e The small plug supplied with each replacement cam follower must be installed in the shaft end hole Secondary Use bushing drivers to Link remove and replace all link bushings 1 247 1 240 Bushi2. AH os So iN firth ate De M HA atin Na Men SH IU ees RRR A r EH ite e a 4 HE RE 2 ic ER eS ORS erede E iei Or RP HH dus M E fu fs EB fire EET a T TE s qu erm maj IR HH t IMPORTANT Factory preset pressure relief Do not adjust MESE JE SEN Push Pull L Cylinders ni NE E a Gripper Cylinders Gripper Bar seio 4 Troubleshooting a3 Push Pull Circuit There are five potential problems that could affect push pull operation e Physically jammed mechanism e Insufficient hydraulic flow and pressure e Worn or defective cylinder seals e Valve assembly malfunction Kinked supply hoses Before proceeding determine whether the push function or the pull function is at fault WARNING Before removing any hoses relieve pressure that might be present in the hydraulic system With the truck off open the truck auxiliary control valve s several times in both directions 1 Check the pressure delivered by the truck Refer to the truck service manual The pressure must be within 100 psi 7 bar of specified truck pressure TRUCK PRESSURE SHOULD BE 2000 PSI 138 BAR MINIMUM AND 2300 PSI 160 BAR MAXIMUM measured at the hose terminal 2 Check the flow volume at the hose terminal See Section 6 1 1 for the recommended flow volumes PUSH FUNCTION Gripper Bar will not raise e Physically jammed mechanism e Kinked hoses Gripper Bar drifts down e Valve assembly chec
3. With the truck off open the truck auxiliary control valve s several times in both directions 2 Disconnect the tube fittings from the cylinder fittings O Remove the cylinder anchor roll pins O installation is a reverse of the above procedures 5 42 Push Pull Cylinder Removal and Installation Fully extend the faceplate WARNING Before removing any hoses relieve pressure that might be present in the hydraulic system With the truck off open the truck auxiliary control valve s several times in both directions o9 Disconnect tag and plug the hoses shown from the cylinder fittings Disconnect the tubes from the cylinder fittings Remove the lower pivot pin retaining capscrew from the L H inner primary link Remove the lower pivot pin For reassembly tighten the retaining capscrew to a torque of 6 7 ft lbs 8 9 N m Mark the cylinders R H and L H for reassembly Remove the upper pivot pin retaining capscrew and eyebolt Remove the upper pivot pin For reassembly tighten the capscrew to a torque of 4 5 ft Ibs 5 7 N m After reassembly adjust the cylinder rod length as described in Section 5 4 3 678535 Rev 0 a UETSGCHCOREUE CE q 15 Section 5 Se rvi ce 5 4 3 Push Pull Cylinder Adjustment Position the faceplate 1 or 2 in short of full extension Turn the cylinder lock nuts clockwise to the end of their travel Turn the cylinder rods using the wrench flats
4. Swing the lower mounting hooks down and lock in the disengaged position O Disconnect the quick disconnect hydraulic couplers at the truck carriage WARNING Before removing any hoses relieve pressure that might be present in A the hydraulic system With the truck off open the truck auxiliary control valve s several times in both directions n P Upper Carriage Bar Fg J Place a 2 x 4 15 in long on the floor under the Upper platen tips Lower the attachment to the ground Back va the trick away fram the attachment Li iw Sr RAFIR LATE Ay 58 WES S ab EW ALLA FEE ELSE Sha Pr ah 5 o For installation reverse the above procedures Uo ig Td 3 k 2x4 Lower hooks must be in the down position o j o e gi D lt Q aq section D Service s2 Faceplate and Linkage 5231 Disassembly and Reassembly Fully extend the faceplate Attach an overhead hoist chain to the top of the faceplate Take up slack in the chain WARNING Before removing any hoses relieve pressure that might be present in the hydraulic system With the truck off open the truck auxiliary control valve s several times in both directions Disconnect the hoses from the faceplate valve Remove the hose clamps from the faceplate and links For reassembly tighten the hose clamp capscrews to a torque of 4 5 ft lbs 5 7 N m O Remove the capscrews from the inner secondary link lower
5. clockwise to the end of their travel o Fully retract the faceplate e The faceplate should retract smoothly without restriction or binding of the arms e The push pull cylinder should bottom internally as the faceplate makes initial contact with the frame Adjust both cylinder rods equal amounts as required e If the faceplate does not retract parallel with the frame adjust one cylinder rod as required Q Fully extend the faceplate The extension of the faceplate should be 50 5 in 127 1 cm o After all adjustments have been made hold each cylin Wrench der rod in position and tighten the lock nuts against the rods to a torque of 100 150 ft lbs 135 200 N m Flats 50 5 in 12741 cm Frame 16 678535 Rev 0 Ya Section 5 Se rvice e General Cylinder Service Procedures Cylinder Disassembly e Use a pin type spanner wrench to remove push pull cylinder retainers When servicing a cylinder clamp it in a soft jawed vise as shown Never clamp the cylinder shell of the cylinder rod sealing area in a vise e To remove the seal from a piston or a retainer put the piston or retainer in a soft jawed vise Pry the seal up with a blunt tool such as a screwdriver then cut the seal to remove it Be careful not to scratch the seal groove Remove seal from piston CAUTION erem a I gt q az VT A Cylinder Inspection e Inspect the rod piston and retainer
6. for nicks and burrs If deeply gouged replace the part Minor nicks and burrs can be removed with an emery cloth NOTE A minor nick is one that will not cause a bypass of oil when the cylinder is operating Polish this chamfer e Inspect the inside of the cylinder shell and remove any rninor nicks and burrs with a butterfly hone Replace the cylinder shell if it is deeply gouged Cylinder Reassembly e Lubricate all new seals with STP before installing e To install a new seal on a piston or retainer hook one side of the seal in the groove and push it over the pis ton or retainer NOTE Polishing the chamfer angle will allow the seal to slide into the groove much easier e Note the direction of U cup seals If they are installed backwards the seals will not seal properly Refer to the illustration of the cylinder you are servicing on page 18 e Reassemble the rod assembly by sliding the retainer on first then the piston assembly Install and tighten the piston retaining nut before sliding the rod assembly into the shell e Observe all torque values as shown in the appropriate illustration 678535 Rev O Pin type Spanner Wrench Push Pull Cylinder Clamp rod assembly in Soft jawed vise Clamp cylinder in soft jawed vise Clamp cylinder in soft jawed vise Install new seals as shown 17 Section 5 Se rvi ce 5 4 5 Gripper Cylinder Service 5 4 6 18 Q Remove the s
7. Casca de e Service Manual 30D QFM Quick Fork Mount Push Pull Serial Numbers 677190 through 677192 Manual Number 678535 cascade a Registered Trademark of Cascade Corpor e QFM is a Trademark of Cascade Corporatio Contents Sn ES I TL Page Number INTRODUCTION Section 1 1 INSTALLATION INSTRUCTIONS Section 2 i Truck Requirements 4 passes n 1 installati n uc con oar cp btt ber ie Pa ih depen d 2 Prior to Installation eee 2 Initial Installallon 22e Es ca Prior to Operation 00 0 000005 5 PERIODIC MAINTENANCE Section 3 5 TROUBLESHOOTING Section4d 6 General Procedures 0 00000 eee 6 Truck System Requirements 6 Tools Required 0 00000 eee ee 6 Get All the Facts 6 PIUMDINO ocu tae eine a eed e Pete eRe 7 Hosing Diagram 0s e 7 Circuit Schematic dose soda RE EE eS 7 Push Pull CIrc ll cL Ie een 8 SERVICE Section 5 9 Attachment Removal and Installation 9 Faceplate and Linkage 0 5 10 Disassembly and Reassembly 10 Link Service 2 0 00 0 0 ce ee 12 Hose Installation lees 13 VANE Lo eh a an PR o ee eR o SORES 14 Removal and Installation 14 Disassembly and Service 5 14 TUI ET 15 Gripper Cylinder Removal and Installation 15 Push Pull Cylinder Removal and Insta
8. LE EDT E EPI LIB ME ah ea bo Ne SIS d rae NN EN SEN 678535 Rev O ervic 5 5 1 5 5 2 Platens Removal and Installation Fully retract the faceplate Lower the attachment to 1 e p PUE Fla mo Th AVUC UID TU Remove the capscrews and nuts For reassembly tighten the capscrews to a torque of 35 45 ft Ibs 47 60 N m Reassembly is a reverse of the above procedures except as follows The inside spacing between the platens can be adjusted to 4 in 5 4 cm or 10 in 13 5 cm Move the platens to line up with the other set of predrilled holes Reinstall the capscrews and nuts Inspection Check the platen tips for nicks Flatten out nicks with a hammer and smooth the edges with a file or grinder n application of wax or paraffin on the top of the platens will reduce friction between the platens and slip sheets Use steel wool to remove excess wax p Spacing adjustable to 4 in 5 4 cm or 10 in 13 5 cm OM Z ad tD 4 Specifications 6 1 1 Hydraulics Hydraulic Specifications 30D 2300 PSI 60 a ee 4 GPM Flow Minimum 15 Limin 6 GPM Recommended 22 L min 10 GPM Maximum 37 Limin Supply Hose amp Fitting Size No 6 Minimum Orifice Size 3 8 in 9 5 mm D Fiow less than minimum will result in siow faceplate speed Flow greater t
9. Q WA TAA PN VLS gt VEZ NAT UU e NANI L9 J l l I la oM Not Shown Valve fittings 10 15 ft lbs 13 19 N m Cylinder retainers and piston nuts see Sections 5 4 5 and 5 4 6 678535 Rev 0 uw do Sa 2 RZN INES AON YY GRE FUN ARE Ao 3 1 1 1 APS Na y O O A E O S Val Ref Fastener Thread Size Torgus values No Ft Lbs N m LIA KIO HG INU O72 uw e ex 1 4 NC 4 5 5 7 6 1 2 NC 35 45 47 60 7 o vne 5565 487 8 1 4 NC 6 7 8 9 9 ANF 100150 135200 10 5 16 NC 15 20 20 27 ook 5 16 NC 810 10 13 Do you have questions you need answered right now Call your nearest Cascade Service Department AMERICAS Cascade Corporation U S Headquarters 2201 NE 201st Fairview OR 97024 9718 Tel 800 CASCADE 227 2233 Fax 888 329 8207 EUROPE AFRICA Cascade Italia S R L European Headquarters Via Dell Artigianato 1 3 030 Vago di Lavagno VR Italy Tel 39 045 89891 11 Fax 39 045 8989160 ASIA PACIFIC Cascade Japan Ltd 2 23 2 Chome Kukuchi Nishimachi Amagasaki Hyogo Japan 661 0978 Tel 81 6 6420 9771 Fax 81 6 6420 9777 Cascade Australia Pty Ltd 1445 Ipswich Road Rocklea QLD 4107 Australia Tel 1 800 227 223 Fax 61 7 3373 7333 cascade e TM O Cascade 1986 Cascade Canada Inc 5570 Timberlea Blva Mississauga Ontario Canad
10. a L4W 4M6 Tel 905 629 7777 Fax 905 629 7785 Cascade Africa Pty Ltd PO Box 625 Isando 1600 60A Steel Road oparton Kempton Park oouth Africa Tel 27 11 975 9240 Fax 27 11 394 1147 Cascade Korea 121B 9L Namdong Ind Complex 691 8 Gojan Dong Namdong Ku Inchon Korea Tel 82 32 821 2051 Fax 82 32 821 2055 Cascade New Zealand 15 Ra Ora Drive East Tamaki Auckland New Zealand Tel 64 9 273 9136 Fax 64 9 273 9137 Cascade do Brasil Rua Joao Guerra 134 Macuco Santos SP Brasil 11015 130 Tel 55 13 2105 8800 Fax 55 13 2105 8899 Cascade Xiamen No 668 Yangguang Rd Xinyang Industrial Zone Haicang Xiamen City Fujian Province P R China 361026 Tel 86 592 651 2500 Fax 86 592 651 2571 Sunstream Industries Pte Ltd 18 Tuas South Street 5 oingapore 637796 Tel 65 6795 7555 Fax 65 6863 1368 Cascade India Material Handling Private Limited No 34 Global Trade Centre 1 1 Rambaugh Colony Lal Bahadur Shastri Road Navi Peth Pune 411 030 Maharashtra India Phone 91 020 2432 5490 Fax 91 020 2433 0881 Part Number 678535
11. d at this time Use caution while working near the raised attachment Lower Mounting Hooks Loosen the mounting hook capscrews Position hooks down to end of adjustment slot Pull out the lower mounting hook locking pins Rotate the hooks up and lock in place Adjust the hooks for 1 16 in 1 5 mm clearance with the lower carriage bar Tighten the cap screws to a torque of 55 65 ft Ibs 74 84 N m Make n sure the hooks swing down and lock properly for attachment removal WARNING The lower hooks must be firmly locked in the up position Mounting Hook Capscrews Q The inside spacing between the platens can be adjusted to 4 in or 10 in 10 or 25 cm as required Remove the platen capscrews and nuts Move the platens to line up with the other set of predrilled holes Install the capscrews and nuts Tighten to a torque of 35 45 ft lbs 47 60 N m Adjustable to 4 or 10 in 10 or 25 cm gt Z 4 678535 Rev 0 Section Mm a E a ee E SEE EE ES 2 3 3 Prior to Operation menino tm uy vie AV PIIG E With the faceplate exten Check for external leaks at the hoses and fittings section 39 Periodic Maintenance 3 1 3 2 3 3 10U0 Hour Maintenance Every time the lift truck is serviced or every 100 hours of truck operation whichever comes first complete the follow ing maintenance procedures D inspect the link rollers and related parts for sufficient lubrication if necessa
12. e Facts Before You Begin Working on the Attachment It is important that you gather all the facts regarding the problem before you begin service procedures The best way is to talk with the operator Ask for a complete description of the malfunction The following guidelines will help you decide where to begin your troubleshooting procedures Attachment will not pull load e Faceplate will not extend or retract e Faceplate operates slowly e Gripper bar will not lower or raise e Gripper bar is not sequenced with the push pull function e Gripper bar will not hold the slip sheet when pulling o load onto platens If you encounter one of these problems refer to Section 4 3 678535 Rev O ae N 4 Troubleshooting Plumbing Hosing Diagram 4 2 4 2 1 FACEPLATE RETRACT AND GRIPPER BAR DOWN Hose Ree PRESSURE HH RETURN E TE NOTE For faceplate EXTEND reverse the shading shown Truck Auxiliary Valve QUO e 4 C 422 Circuit Schematic e 2 Hose Terminal WAEN r Ti Truck Retief Valve Truck Hydraulic Pump TTT Hose Reel Truck Auxiliary Valve 678535 Rev O fmm Hose Gripper 4 Cylinders sienna 2 AM Hn din ritis Push Pull po lt gt Cylinders gt Re eee ii a ae x E T oe HE HE ate E se By RN HE ER Hn D E ft E gt b HH E S a d i HH E 2 ja E E ES es T 3 oH gu T SRI j ir
13. e the truck upper carriage bar with the attachment upper hooks Raise the attachment 1 2 in 2 5 cm Lower hooks must be 2x4 in the down position C Connect the attachment hoses to the truck hose termi nal fittings or Quick Disconnect fittings Route the hoses to avoid interference with the mast NOTE Installation of Cascade Quick Disconnect Hydraulic Coupler Kit 671045 is recom mended To Hose Ree Push Quick PE Lj Disconnect _ E Couplings ME mg 678535 Rev O 2 Installation Instructions Ra H B 5 2 2 2 Initial Installation cont O Disconnect the truck supply hoses from the attachment To Hose Reel Q push pull valve fittings Connect the hoses together 7 with a union fitting Start the truck and actuate the Push truck control valve in both directions for about 30 seconds to carry any debris in the supply group to the Pull truck tank and filter On trucks equipped with solenoid mi S adaption the control knob electrical button must be ae A d D pressed Reinstall the hoses to the attachment ji ii m Quick iai Disconnect Couplings IUE mam E ee pi a EEE ma D IH H i Upper Carriage Bar Actuate the push pull control valve to position the faceplate out approximately 3 4 of its travel on the platen Raise the attachment to eye level to gain access to the lower mounting hooks WARNING The lower mounting hooks are not secure
14. ent combination is a responsibility of the original truck manufacturer and Hume EE may be less than that shown on the Sideshifter Limitations To avoid mounting inter attachment nameplate Consult the truck ference the sideshifter components and cylinder must nameplate not protrude in front of the carriage fork bars mounted on standard forks to support the load and the attachment e Fork Specifications Forks up to 1 8 in 4 5 cm thick and 40 46 in 101 116 cm long may be used Recommended fork length is 42 in 106 cm with bot tom taper The forks must be adjustable to 22 5 25 5 in 57 64 cm between the inner edges of the forks me Dimension A ITA ISO ISO dimensional standard 2328 equivalent to Indus 14 94 in 379 5 mm 15 00 in 381 0 mm trial Truck Association ITA dimensions shown at right e Truck carriage or sideshifter carriage must conform to e Make sure the truck carriage is clean and the notches are undamaged Function in Motion of the operator s sequence of Attachment hand when actuating the e In order to conform to industry standard practice the location to movement truck auxiliary contro hoses should be connected to the truck auxiliary valve the operator handle while facing the load as indicated in the chart at right m Sideshift Right Rearward or Up e Truck Relief Valve Setting 2300 psi 160 bar when equipped Sideshift Left maximum m Pull rearward Rearward or Up e H
15. eral times in both directions Disconnect tag and plug the hoses from the valve fittings e Remove the two capscrews and nuts securing the valve For reassembly tighten the capscrews to a torque of 4 5 ft lbs 5 7 N m Disassembly and Service IMPORTANT Service the valve in a clean work area Remove the valve from the attachment as described in Section 5 3 1 Remove fittings and plugs Remove the valve cartridges Clean all parts with kerosene or solvent Check for contamination in pilot holes etc O 000 as follows e Lubricate the check valve cartridges with STP or petroleum jelly prior to reassembly Tighten all fittings and cartridges to a torque of 10 15 ft lbs 13 19 Nem IMPORTANT Factory preset pressure relief Do not adjust Back up Ring O Ring Service Kit Part No 667516 Service Kit Part No 669597 For reassembly reverse the above procedures except IMPORTANT Factory preset pressure relief Do not adjust Cartridge Part No 659058 enw e Cartridge Sy io 2 co Part No 677125 4 A IMPORTANT Factory preset pressure relief Do not adjust f 678535 Rev 0 Section 5 Service 5 4 Cylinders 5 41 Gripper Cylinder Removal and Installation O Fully extend the faceplate WARNING Before removing any tubes relieve pressure that might be present in the hydraulic system
16. han maximum can result in excessive faceplate speed reduced system performance and short hydraulic system life Hydraulic Oil Cascade attachments are compatible with SAE 10 W petroleum base oil per Mil Spec MIL 0 5606 or MIL L 2104B Use of synthetic or aqueous base hydraulic oil is not recommended Contact Cascade if fire resistant hydraulic oil must be used in order to conform to industry standard practice the hoses should be connected to the truck auxiliary valve as indicated by the chart Function in Motion of the operator s sequence of Attachment hand when actuating the l location to Movement truck auxiliary control the operator handle while facing the load Sideshitt Sideshift Right Rearward or Up when equipped Sdeshit Lek Pull rearward Push forward Trucks equipped with a single function auxiliary contro valve and solenoid adaption require the control knob electrical button to be depressed for operation of the push pull function 6 1 2 Truck Carriage Truck carriage must conform to ISO dimensional standard 2328 equivalent to Industrial Truck Association ITA dimensions shown Make sure the truck carriage is clean and the notches are undamaged Dimension A ITA ISO A Minimum Maximum Class Il 14 94 in 379 5 mm 15 00 in 381 0 mm 20 678535 Rev 0 Note that all specifications are shown in US and Metric P d A units where applicable dd AY gt M es O
17. k valve stuck in open position due to contamination or damaged seals Refer to Section 5 3 1 Damaged seals in gripper cylinder Refer to Section 5 4 Gripper Bar raises but faceplate does not extend Valve assembly relief valve stuck in closed position due to contamination or damaged seals Refer to Section 5 3 1 e Valve assembly cartridge valve s factory set relief pressures have been altered Replace the cartridges Refer to Section 5 3 1 Faceplate extends slowly e Worn seals in push pull or gripper cylinders Refer to Section 5 4 PULL FUNCTION Gripper Bar will not lower e Physically jammed gripper mechanism Valve assembly check valve stuck in closed position due to contamination or damaged seals Refer to Section 5 3 1 Gripper Bar lowers but faceplate does not retract e Valve assembly check valve stuck in closed position due to contamination or damaged seals Refer to Section 5 3 1 e Worn seals in push pull cylinders Refer to Section 5 4 e Gripper Bar does not hold slip sheet during faceplate retract e Worn seals in gripper cylinders Refer to Section 5 4 e Damaged gripper pad or jaw 8 678535 Rev O a f D gt e Section gt S Extend the faceplate to approximately 3 on the platen Position the attachment 2 the around with tha mact in tha trin vartina we yw PRATA VY IELS UTO FE Raa HT UJG LES VUlLUCI amp Pull out the lower hook locking pins
18. llation 15 Push Pull Cylinder Adjustment 16 General Cylinder Service Procedures 17 Gripper Cylinder Service isses 18 Push Pull Cylinder Service 18 Palais u 4 doy metas ce tied ans ac d uA 19 Removal and Instaliation 19 INSDOCION Sa a date ced IR UR ee es 19 SPECIFICATIONS Section6 20 FIVORAUIOS evs men Rr rank I ao pe eee See 20 Truck GANA seis xa e atr e 20 Torque Values caceres bee er Rte 21 i 678535 Rev O Section 1 Introd uction t O This manual provides the installation instructions periodic maintenance requirements troubleshooting procedures and service guides for 30D QFM Quick Fork Mount Push Pulis Note that all specifications are shown in US and Metric units where applicable 11 Special Instruction Definitions A statement preceded by 44 WARNING is information that should be acted upon to prevent bodily injury A WARNING is always inside a ruled box CAUTION A statement preceded by CAUTION is information that should be acted upon to prevent machine damage IMPORTANT A statement preceded by IMPORTANT is information that possesses special significance NOTE A statement preceded by NOTE is information that is handy to know and may make your job easier e 2 Installation Instructions 21 Truck Requirements WARNING The QFM Push Pull must be WARNING Rated capacity of the truck attachm
19. m anti a SES CALLRANAD UEP Pd IL Reid Ilys U IVIT OOL Waawll Ful POLI J Wiii Ea load to make sure the attachment operates correctly before returning it to the job Qa sector 4 Troubleshooting 41 General Procedures WARNING Before servicing any hydraulic component relieve pressure in the system Fully extend the faceplate turn the truck off and open the truck auxiliary valves several times in both directions After completing any service procedure always test the function through several cycles First test the attachment empty then test the attachment with a load to be sure it operates correctly before returning it to the job Stay clear of the load while testing Do not raise the load more than 3 in 75 mm off the floor while testing 411 Truck System Requirements e The lift truck must supply sufficient hydraulic pressure to handle the heaviest load PRESSURE MUST NOT EXCEED 2300 PSI 160 BAR e Hydraulic flow 4 10 GPM 15 L min 38 L min e The truck hydraulic system must supply hydraulic oil to the attachment that meets the specifications shown in Section 6 1 1 412 Tools Required o In addition to a normal selection of hand tools you will need A pressure gauge capable of measuring pressure to 2500 psi 175 bar Cascade part no 671212 e An inline flow meter capable of measuring hydraulic flow to 20 GPM 80 L min Cascade part no 671447 413 Get All th
20. nap ring Remove the retainer ring by first tapping the retainer into the shell bore Then place a screwdriver on one side of the ring and tap the screwdriver with a ham mer Do not gouge the shell bore with the screwdriver The retainer ring should compress at the split and turn sideways as shown at right Pull out the ring Pull the rod assembly out of the shell O Remove the nut securing the piston to the rod For reassembly tighten the nut to a torque of 40 45 ft lbs 54 61 Nm O Slide the piston and retainer off the rod Remove and replace all seals at Q Perform the inspection and reassembly procedures listed in Section 5 4 4 Push Pull Cylinder Service Read the General Service Procedures Section 5 4 4 before proceeding Use a pin type spanner wrench to remove the retainer For reassembly tighten the retainer to a torque of 300 350 ft lbs 405 475 N m Pull the rod assembly out of the shell Remove the nut securing the piston to the rod O Slide the piston and retainer from the rod o Remove and replace all seals Remove and replace the cylinder rod and base end bushings e If you do not have bushing drivers a tool as shown in Section 5 2 2 can be fabricated for bushing removal Be sure to replace this O ring d d TEM BEES NN LE AE REIS NN TRS A H Tap Screwdriver Retainer Ring retainer 6 Be sure to replace these seals
21. ng Driver Material AISI 1015 Hot Roller Mild Steel Cam Follower Cam Follower pet Install smali plug X 1 50 1 747 1 997 1 740 1 990 678535 Rev 0 i Section 5 Se rvice MU SE Q 52 Hose Installation The attachment hoses must be installed as described below for correct hydraulic operation and tracking of the hoses with the arms during faceplate extension and retrac tion Installing replacement hoses other than Cascade hose is not recommended Connect the hoses to the valve and push pull cylinder o9 Route hoses through the arms to the faceplate Con nect hoses to the gripper cylinder tubes as shown Install arm hose clamps to hose install hose clamp capscrews and tighten to a torque of 4 5 ft lbs 5 7 Nm O Arrange hoses as shown below Install cable ties at the locations shown Hose 73 62 in 80 5 in Frame 187 cm 204 cm View from Driver s Seat NE N UL N Valve 1I dici S Pe N x NS be lo Hose fi B Cable Ties eS a vu ty weg Pe ewe sD Hose C i O Hose pa 678535 Rev 0 13 secon D Service 5 3 5 3 1 5 3 2 14 Valve Removal and Installation Fully extend the facepiate WARNING Before removing any hoses relieve pressure in the hydraulic system Turn the truck off then open the truck auxiliary control valve s sev
22. pivot pins Remove the pivot pins For reassem bly tighten the capscrew to a torque of 8 10 ft Ibs 10 13 Nm O Remove the faceplate with the hoist Tilt the faceplate to disengage the outer secondary link rollers from the faceplate channels Set the faceplate face down O Remove the capscrew from the left inner primary link at the cylinder rod end pivot point For reassembly tighten the capscrew to a torque of 6 7 ft lbs 8 9 i e Remove the cylinder rod end pivot pin Q Remove the roll pins from the inner primary link lower pivot pins Remove the pivot pins Remove the linkage assembly from the frame by lifting with an overhead hoist Tilt the linkage assembly to disengage the outer primary link rollers from the frame channels Remove the capscrews and caps from both inner primary secondary link upper pivot points For reassembly tighten the capscrews to a torque of 20 30 ft lbs 27 40 N m 10 Remove the upper pivot pin and hose quide tube Note location of the thrust races during pivot pin removal Remove the capscrews and caps from the primary link center pivot points e D Remove the capscrews and caps from both outer primary secondary link lower pivot points For reassembly tighten the capscrews to a torque of 20 30 ft lbs 27 40 N m B Remove the capscrews from both outer secondary link center pivot points For reassembly tighten the capscrews to a torque of 6 7 ft lbs 8 9 N m
23. ry lubricate with Dubois FGG 2 food industry grease Cascade part no 669306 F3 lana 1 nte wel bm th tod TA Ej Inspect the NOSES mounted io ine links They sh iOuiG DE mounted securely and without hose droop Check for hose wear and kinking Replace kinked or worn hoses Refer to Section 5 2 3 500 Hour Maintenance After each 500 hours of lift truck operation in addition to the 100 hour maintenance procedures perform the follow a mem nm el mm ing procegures CJ Inspect all bushings and thrust races at the pivot points Replace if se e em eet necessary PD pp for excessive wear Nowa Tighten the capscrews that secure the link pivot points s Nm to a torque of 20 30 ft ibs 27 40 Nm C Inspect the bolts securing the gripper pad Tighten if necessary to a torque of 15 20 ft ibs 20 27 Nm WARNING Tighten the platen capscrews to NIN e 2 ur e a to orque e of 35 45 ft lbs 47 60 Nm LJ Tighten the mounting hook capscrews to a torque of 55 65 ft lbs 74 87 N m 1000 Hour Maintenance After each 1000 hours of lift truck operation in addition to the 100 hour and 500 hour maintenance procedures per form the following procedure O Replace all arm bushings and thrust races 678535 Rev 0 IMPORTANT After completing any service procedure always test each function through 5 complete cycles First test tha atarhmant amnty than tact aarh frmatiar
24. scade Hydraulic Quick Disconnect Coupling Kit 671045 is recommended because of the couplers hydraulic effi ciency Refer to Form 671422 for installation instructions Cascade THINLINETM Hose Reel and mast supply group for QFM Push Pull Operation WARNING The QFM M Push Pull must be mounted on standard forks to support the load and the attachment QFM Push Pull Hose Reel Sideshifter Hose Reel Cascade Solenoid Adaption Kit 674303 Cascade Hydraulic Quick Disconnect Coupling Kit 671045 678535 Rev 0 f 2 Installation Instructions Q 222 Initial Installation WARNING Attach a hoist rated at 2000 Ibs minimum through Do not lift by the frame and faceplate as shown Remove the the faceplate attachment from the shipping pallet Pull out the lower mounting hook locking pins and turn the lower mounting hooks downward until they lock in position Place the attachment on the floor with a 2 x 4 under wo a the platen tips Lower Mounting Hooks WARNING The QFM Push Pull must be mounted on standard forks to support the load and the attachment Adjust the truck forks to a measurement of 22 5 25 5 in 57 64 cm between the inner edges of the forks Engage fork detent pins in appropriate notches Position the truck carriage in the true vertical posi tion Lower the forks to the ground Center the truck carriage behind the attachment Drive forward to fully engag
25. ydraulic flow 4 10 GPM 15L min 38L min Push forward e Recommended hose and fitting size No 6 with mini Trucks equipped with a three function auxiliary control valve and mum fitting orifices of 3 8 in 9 5 mm solenoid adaption require the control knob electrical button to be depressed for operation of the push pull function 678535 Rev 0 1 section 2 Installation Instructions 2 2 2 2 1 Installation WARNING Rated capacity of the truck attachment combination is a responsibility of the original truck manufacturer and may be less than that shown on the attachment nameplate Consult the truck nameplate Prior to Installation The following preparation should be performed prior to attachment installation The QFM Push Pull requires a mast hydraulic supply group If a sideshifter is not installed and the truck is not equipped with mast internal hose reeving a hose reel will be required Refer to Form 673835 for THINLINE Hose Reel installation instructions Trucks equipped with a sideshifter and a single function auxiliary control valve will require conversion to two function operation by installation of Solenoid Adaption Kit 674303 Refer to Form 674306 for installation instructions Solenoid Adaption electrical schematic shown below 7 5 Amp Fuse Solenoid Valve Black To utilize the attachment s Quick Mount features installa tion of hydraulic quick disconnect couplers is required Ca
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