Omni Metalcraft Corp Upender Manual
Contents
1. Hydraulic Upender Installation amp Service Manual CONTENTS Responsibilities of Owners and Users Warnings Safety Labels Upender Installation Instructions Installation Instructions Pit Mounted Pit Layout Drawing Sequence of Operation Operating Instructions Maintenance Instructions 12 General Hydraulic Information 14 Oil Viscosity Recommendations 15 Trouble Shooting 16 APPENDIX SECTION This section includes additional relevant information i e drawings parts etc Hydraulic Schematic Upender Assembly Drawing Gilo sharedlEd do not ManualProg StdManuals ScissorLiftsStdMan Hydraulic12 02 RESPONSIBILITES OF OWNERS amp USERS Inspection and Maintenance The upender shall be inspected and maintained in proper working order in accordance with this manual and safe operating practices Removal From Service Any upender not in safe operating condition shall be removed from service until it is repaired to the original manufacturer s standards Repairs All repairs shall be made by authorized personnel in conformance with the manufacturer s instructions Operators Only trained and authorized personnel shall be permitted to operate the upender They must understand to be alert to safety hazards during all operations Before Operation Before using the upender the operator shall have 1 Read and understood the manufacturer s operating instructions and safety rules and been trained by a2. 1 Parker D22AA2A Gear Pump Ss lane 1 __ Hydro craft HP FS 5 RV3 Suction Strainer S C OOO 7 1 MFP LFG 2 5 3000S SAE Pressure Gauge EE MEME CAMCN mer 1 Parker N420S Gauge Shutoff anm i i 3 C C 2 OOO a 1 Parker 12AT10CN25BBH Return Filter rs c 10 1 Parker D1 VWO02CNYWE Directional Valve NENNEN DENEN ai 11 1 Parker CPOM2DDN P O Check Module a ae C 12 1 Sun RPEC LAN Relief Cartridge pomi Page 1 of 2 MFPU 10 V 5 1800 Washdown D22 210 S ltem Qty Mg Descripion Legend NEEDED S 22 22 72 7 7 Daman AD03SPRVS8S Subplate S ee ww MEM DEE un NCCB LCN Flow Control Cartridge a Sa i a te te YY Sun FDBA LAN Pres Comp Flow Control Cartridge w r T n Ns Page 2 of 2 POWER UNI I HY DRAULI C SCHEMATI
3. Note Check your local codes before permanently installing hydraulic upender as the process may be subject to local codes rules and regulations permits or inspections 1 Upenders are shipped on either skids or pallets With slings placed around the base frame or upender bottom remove the upender from the skid Be careful not to damage any ofthe frame structure 2 Position and align the upender so that the 1 in clearance is maintained around the platform 3 Lower the upender into the pit and check for proper height shim if necessary 4 Where anchor clips have been provided the bolt fit is close to restrict shifting Careful location of the anchor bolts is required with special consideration being given to the frame platform and pit 5 Jog the motor with the control in very short jogs to check if the upender will tilt On 3 phase systems 2 of 3 power leads may have to be switched so the pump will turn the proper direction Caution continued operation of a reversed direction hydraulic pump for approximately 30 seconds can burn up a pump so use short jogs 6 Actuate the upender several times fully tilt holding the down control an extra 10 sec onds each time when the upender is fully tilted to bleed air from the cylinders m NSTALLATION INSTRUCTIONS a 6 Clean up any debris or spilled fluid as this may later be misinterpreted as mechanical trouble or a cylinder leak 7 Instruct user s in the proper operation of
4. go under the upender platform until the load is removed and the mechanism is securely blocked in the UP position to prevent accidental lowering of the upender WARNING To avoid personal injury stand clear of upender mechanism while in motion Never stand sit or ride on upender WARNING DO NOT install upenders in pits unless they have bevel toe guards or other approved toe protection A shear point can exist causing serious toe injury or severance WARNING Use only approved oils in upender SAFETY WARNING REPLACE ALL SAFETY DEVICES GUARDS AND GUARDING PRIOR TO EQUIPMENT START UP SAFETY LABELS UPENDER Do not put Do not work Do not hands or under lift stand sit 5 c feet under without or ride on To avoid bodily injury top maintenance lift read all instructions device before operating or servicing lift 113611 A 4 6 7 8 x 1 1 4 or B 4 17 x 2 Placed on the side edges of the lift table platform to warn personnel to read operating instructions before using lift table and to warn of possible bodily injury hazards WARNING Do not stand sit or ride on lift 113609 A 1 6 7 8 x 1 1 4 or B 1 8 x 2 Placed on the top surface of the lift table platform to warn personnel against riding on scissor lifts that are not designed for such use 2 A DANGER Do no work under lift without maintenance device 113608 A 3 6 7 8 x 1 1 4 or B 3 8 x 2 Placed on the base frame adjacent
5. qualified person 2 Inspected the upender for proper operation and condition Any suspect item shall be carefully examined and a determination made by a qualified person as to whether it constitutes a safety hazard All unsafe items shall be corrected before further use of the upender During Operation The upender shall be used only in accordance with its intended use and within the manufacturer s limitations and safety rules 1 Do not overload the upender Please note that the upender has a capacity tag attached to it Do not remove the tag Be sure that no operator ever exceeds the capacities shown on the tag or they may cause damage to the upender or injure personnel Insure that all safety devices are operational and in place Insure that all personnel near operating upender understand to stand back from operating upender so that no body parts can be pinched by the mechanism or platform and any items that may fall off the upender will not strike them Modifications or Alterations Modifications or alterations of industrial upenders shall be made in conformance with all applicable provisions of upender manufacturer s proposed ANSI standards and shall be at least as safe as the equipment was before modification These changes shall also satisfy recommendations of the original equipment manufacturer for the particular application of the upender WARNINGS WARNING NO RIDERS WARNING To avoid personal injury never
6. to these personnel in regard to movement of or the position of the upender at any time Never operate the unit if you cannot see it and the personnel around it On the first use of the upender each day each operator should check to see that the upender is operating properly and smoothly All safety devices must be in place and operating properly If the unit has a traveling electrical cord the operator must insure that it is kept away from the upender as it tilts Loads should be centered before tilting the upender as this will help insure even wear on all moving parts MAINTENANCE INSTRUCTIONS Always remember that this is a piece of machinery with large moving parts that can seriously hurt you Read and understand this manual in its entirety before attempting service work WARNING To avoid personal injury never go under upender platform until the load is removed and the platform is securely blocked in position Disconnect and tag the electricity pnuematics to the unit to prevent accidental movement of the upender by other personnel Spendas little time as possible under the upender Useonly replacement parts recommended by the manufacturer Donotletthe equipment stay in disrepair fix little problems while they are little problems or some of them may get very severe very quickly Inspectthe equipment on a regular schedule preferably monthly Never work on the hydraulics pnuematics or electric
7. vibrations m Check all safety devices on the unit such as the condition of the pleated bellows or smooth operation of the electric toeguards SEMI ANNUALLY 1040 hrs B Inspect oil for darkening or gritty feel Change if necessary H Inspect oil for presence of water oil will turn milky in color m Change oil if necessary Bushing Maintenance and Lubrication Instructions The service life of a bushing is generally not predictable since their failure will develop only as gradual wear not as catastrophic failure such as with a bearing The need for inspection is largely proportional to the actual duty cycle environment and application It is recommended that the bushings be inspected for wear at least once a week during the first few months of operation It is likely that such frequent attention will prove unnecessary but will result in establishing a realistic maintenance schedule based on experience Replace bushings as necessary Failure to do so will damage the scissor arms It is also recommended that the bushings be inspected following a lengthy period of shutdown in severe environments SAFETY WARNING REPLACE ALL SAFETY DEVICES GUARDS AND GUARDING PRIOR TO EQUIPMENT START UP GENERAL HYDRAULIC INFORMATION 1 Allhydraulic cylinders will require the replacement of packing and seals after a period of time depending on usage and environmental conditions It is normal maintenance just like changing oil in an automotive en
8. CTS ARE PREFERRED DUE TO THE ANTI WEAR ADDITIVES THEY CONTAIN Cities Service Oil Company Gulf Oil Corporation Mobil Oil Corporation Shell Oil Company Sinclair Refining Company Standard Oil Company Ohio Sun Oil Company Texaco Incorporated Valvoline Quality Wolfshead FILL COMPONENTS WITH FLUID Reservoir filled with specified oil level mark Pacemaker XD 20 Harmony 48 AW D T E 25 Tellus 929 Duro AW 21 Induston FF 48 Sunvis 821 WR Oil Rando Oil HD B Hydraulic Oil ISO 46 Hydraulic Oil 46 ma ROUBLE SHOOTING LE TROUBLE SHOOTING HINTS WARNING Warning Only qualified service personnel should undertake service work on hydraulic upender Service personnel should be able to read and understand wiring and hydraulic diagrams know how to safely trouble shoot live electrical circuits and be familiar with this manual and all safety devices on this upender Warning No work should be performed beneath a upender platform unless load is removed and platform is securely blocked in position UPENDER DOES NOT TILT POWER UNIT IS RUNNING OR HUMMING 1 Check for line or hose leak Correct as necessary Check for oil shortage in reservoir Add oil if necessary 2 3 Load may exceed rating Remove excessive load 4 Suction screen may be clogged starving pump Screen is attached to suction line in tank Remove and clean Drain and replace oil Breather cap on reservoir may be clogged Remove and clean Down val
9. al systems unless the unit is fully lowered or properly sitting on a safety support 10 Never apply a load to the equipment unless the base is continuously supported The routine maintenance of this equipment is minor and consists of periodic checks SAFETY WARNING REPLACE ALL SAFETY DEVICES GUARDS AND GUARDING PRIOR TO EQUIPMENT START UP MAINTENANCE INSTRUCTIONS MAINTENANCE SCHEDULE WARNING To avoid personal injury never go under the upender platform until the load is removed and the upender is securely blocked in the up position to prevent accidental lowering of the upender Before maintenance or servicing ELECTRICAL POWER MUST BE TURNED OFF AND LOCKED TAGGED OUT Be sure that all pressure is relieved from the T SE as system before disassembling any components See General Hydraulic Information WEEKLY 40 hrs m Inspect MS for wear Replace if necessary See Bushing Maintenance and Lubrication Instructions below MONTHLY 160 hrs B Inspect oil level in reservoir Fill if necessary B inspect hydraulic hose s for pinch points and signs of wear Correct pinch points and replace hose s when necessary H Inspect all wires for looseness or wear B Inspect all hydraulic fittings for leaks Tighten as required B Clean all debris from the vicinity of floor mounted units in order to avoid interference with the lift mechanism or rollers B Operate the unit and check for any abnormal noise or
10. gine However maintenance personnel should recognize the difference between leakage and weepage A Weepageis the normal accumulation of fluid that passes the seals in the course of operations As the hydraulic fluid properly performs its lubrication function on cylinder walls and piston rods It may be occasionally observed squirting from cylinder breathers but should stop squirting after several cycles of full stroke when the small accumulation is cleared Leakage is the fluid which leaks past worn or cut packing and seals It too may be observed squirting but does not stop after several cycles and the lift will probably not hold position under load Always be careful when working around cylinders not to nick the extended rod or dent the cylinder casing as this may cause damage to cylinder seals or packing If you elect to repaint or retouch part of the lift cover exposed rods with plastic or soluble grease which can be removed after painting to insure that no paint sticks to the rods and damages packing or seals 2 General precautions A Besurethatall pressure is relieved from the hydraulic system before disassembling any components Continue to hold the down control for several seconds after fully lowering the unit on its safety support or the ground before opening a line or component Always be careful to avoid contamination entering the system Be careful with the ends of the hoses which may fall into oil dry or dirt If you su
11. lt down the upender the person depresses the DOWN button on the push button control which shifts the air piloted valve spool changing the hydraulic fluid valve in the opposite position The tilt of the upender may be stopped at any desired point by removing the operator s finger from the DOWN button CAUTION DO NOT continue to press the UP button if the upender is not tilting or you have reached the fully tilted position To do so may result in permanent damage to the motor or pump mmm OPERATING INSTRUCTIONS Custom Hydraulic Upender Hydraulic upenders have an excellent safety record overall but as with all moving equipment they can be dangerous Operators must use common sense and take responsibility for the safety of everyone near the upender They must use the safety devices provided and be careful not to surprise anyone in the area with the movement of the upender Preoperational Checks Check all pneumatic and hydraulic connections to be sure that they are completed properly and are operational Check for obstructions or debris that may interfere with the safe operation of the upender Be sure that all personnel in the area are a safe distance away from the upender and aware that you are about to operate it If there are any optional safety devices such as bellows or electric toeguards check them for proper operation Test Operate the Equipment 1 Station yourself so that you will always see the equipme
12. nt when it is in operation Never operate the equipment in the blind Raise the equipment and note that the control is a constant pressure deadman type When you release the up or down switch the unit should stop moving immediately and maintain is elevation If it does not contact qualified maintenance personnel Cycle the equipment several times to be sure that it is operating smoothly with no jerking or sudden movement On initial start up there may be some air in the lines or the cylinders may be dry due to storage so it may take several cycles to smooth out the operation If the operation is not smooth after several cycles contact qualified maintenance personnel Any evidence of binding or scraping in the operation should cause you to immediately stop using the upender Check all safety devices for proper operation If you elect to test load the equipment be sure that you do not exceed the capacities shown on the tag Overloading may cause structural stresses that may not show up for some time but will diminish the life and capacity of the unit Daily Operation 1 All personnel should be required to read and understand the entire operating instructions section of this manual prior to operating the lift 2 Operators must know the capacity of the unit and be aware of any loads that may exceed the capacity ws OPERATING INSTRUCTIONS 3 Operators must be alert to all personnel in the vicinity of the upender and avoid any surprises
13. s may have to be switched so the pump will turn the proper direction Caution continued operation of a reversed direction hydraulic pump for approximately 30 seconds can burn up a pump so use short jogs 5 Actuate the upender halfway several times fully tilt holding the down control an extra 10 seconds each time when the upender is fully tilted to bleed air from the cylinders m NSTALLATION INSTRUCTIONS a 6 Clean up any debris or spilled fluid as this may later be misinterpreted as mechanical trouble or a cylinder leak 7 Instruct user s in the proper operation of the lift safety precautions and equipment capacity Supply maintenance personnel with this service manual INSTALLATION OF ANCHOR BOLTS 1 Position the upender according to above instructions Drill holes in con crete the same diameter as anchor bolts using anchor clip holes as guides Drill holes sufficiently deep 2 With nut and washer on anchor bolts drive anchor bolts into holes so that a minimum of six to seven threads are below the top of the anchor clips 3 Tighten the nuts while making sure enough force is used to spread anchor bolt wedges Use three or four turns past finger tightening as a guide 4 Afterthe upender has been positioned and all anchor bolts installed Tighten nuts or anchor bolts 5 Operate the upender through a few cycles m NSTALLATION INSTRUCTIONS a Pit Mounted Hydraulic Upender
14. spect contamination flush the system and components 3 Hydraulic fittings sealants and torques The upender may be equipped with NPT fittings tapered JIC 37 Degrees Flared fittings and SAE fittings with O ring seals Know the difference Be careful when tightening NPT fittings not to overtighten and crack them Swivel fittings are especially vulnerable and should be snugged up enough to stop leaking If leakage persists after tightening the fittings fairly hard inspect fittings for burrs on the mating edges Always use a sealant or teflon tape with NPT fittings If using teflon tape be sure the tape is started 1 1 2 threads back from the leading edge and only use 2 wraps to be sure that tape does not break off and contaminate the system Never reuse old sealant or teflon tape Once a connection has been opened remove old and apply fresh sealant or tape HYDRAULICFLUID OIL VISCOSITY RECOMMENDATIONS All types of petroleum based hydraulic fluids are more or less suitable for use The exact choice of fluid is determined by its wear and temperature viscosity characteristics taking into consideration oxidation and corrosion protection material compatibility and air water separation characteristics CHEMICAL AND PHYSICAL PROPERTIES A P I Gravity 60 F Viscosity sus 100 F Viscosity Index Flash 0 c Fire o c 28 to 31 5 194 to 236 90 min 385 deg min 425 deg min THESE PRODU
15. the lift safety precautions and equipment capacity Supply maintenance personnel with this service manual INSTALLATION OF ANCHOR BOLTS 1 Position the upender according to above instructions Drill holes in concrete the same diameter as anchor bolts using anchor clip holes as guides Drill holes sufficiently deep 2 With nut and washer on anchor bolts drive anchor bolts into holes so that a minimum of six to seven threads are below the top of the anchor clips 3 Tighten the nuts while making sure enough force is used to spread anchor bolt wedges Use three or four turns past finger tightening as a guide 4 Afterthe upender has been positioned and all anchor bolts installed Tighten nuts or anchor bolts 5 Run hydraulic hose and or electrical cord through the conduit in the pit wall 6 Operate the upender though a few cycles See Pit Layout Drawing NOILVOO1 1OH LNOO HO LINN H3MOd OL Lid WOH4 NNY S318VO HO ISOH HOH 3SVHO 3dld 3qIAOtd OL SMOG 3 d33MS SNIGVY DNOTHLIM OAd VIG Nn Z O13 SATONV g8uno ONIdld LINGNOO TIONI SHSHLO A8MHOM Lid T1V L S3 10N SH3HLO A8 LIND H3MOd 310W3H8 S3SOH HO LIND H3MOd TVNH3LINI Sa18vO HOS SS3O3H JAIM 2 L X dasa b L ASVHO 3dld dO dOLOL Lid dO H0074 WOuSs XYNZ L 1n0J8 10 suutus 104 z snid juBieu peamo7 Jepued H Ld3G Lid SHSHLO A8 LHOISH ASVHO AlddNS H3MOd G3H3AAO1 WHO4LVId SH3HLO A8 S315Nv a
16. to each maintenance device to warn service personnel to engage maintenance device before working on and particularly under lift table A DANGER To avoid bodily injury stand clear while lift table is moving 113610 A 5 6 7 8 x 1 1 4 B 5 8x 2 A 6 2x 1 12 Place on or near the control station where up down controls are located to warn personnel to stand clear while lift table is in operation Location can vary depending on type of control station used m NSTALLATION INSTRUCTIONS a Anchored Hydraulic Upenders NOTE Check your local codes before permanently installing hydraulic upender as the process may be subject to local codes rules and regulations permits or inspections 1 Upenders are shipped on either skids or pallets With slings placed around the base frame or upender bottom remove the upender from the skid Be careful notto damage any ofthe frame structure 2 Levelthe upender and place solid shims under the frame base as detailed in the drawing below Grout as required If shimming and grout will not be used the floor must be level within 1 8 in over 5 ft of length and width 3 Where anchor clips have been provided the bolt fit is close to restrict shifting Careful location of the anchor bolts is required with special consideration being given to the frame and platform 4 Jog the motor with the control in very short jogs to check if the upender will tilt On 3 phase systems 2 of 3 power lead
17. uno C HLONGTINHOA1V Id HLON31 Lld 39NVHV310 NANININ b HLONATWHOSLV 1d H LGIM Lld 3NITH3 LN3O Lld HLAIM INHOH V 1d PIT LAYOUT DRAWING ot HLGIM INHOd V ld si u o Aq peuinbaa J urelp 40 pue dung SHSHLO A8 S315Nv guno mm SEQUENCE OF OPERATION Upenders are designed primarily for in plant applications and are furnished with constant pressure push button controls Actuating the UP button causes the air piloted valve spool to shift allowing air to be applied to the air motor Assuming the motor rotation is correct the motor will drive a gear pump which in turn draws oil from the reservoir through the pump and forces it at a constant vol ume under pressure required by the load The oil flows through the valves and piping into the hydraulic cylinder The hydraulic cylinder must displace the incom ing volume of oil by increasing the size of the chamber This is accomplished by forcing the piston inside the cylinder away from the fully collapsed position The piston is attached to a rod which is attached to structural members of the upender When the desired degree of tilt of the platform is attained the UP button is deactivated by removing the operator s finger from the push button The motor stops the pump from pumping oil The check valve in the pump assembly closes preventing reverse flow of the oil This maintains the desired tilt position When the operator desires to ti
18. ve may be faulty plumbing or stuck open Remove andcheck 7 Pump may be seized if air motor is energized MOTOR LABORS OR HEATS EXCESSIVELY 8 Pump may be binding from oil starvation which develops high internal heat Pump can be irreparably damaged by oil starvation and may have to be replaced UPENDER OPERATES JERKY OR SPONGY 9 Agjustthe return flow control 10 Checkforoil starvation in pump UPENDER TILTS TOO SLOWLY WITH LOAD 11 Agjustflow control 12 Checkfor pinched tubing or hose 13 Oilextremely heavy from existingtemperature SAFETY WARNING REPLACE ALL SAFETY DEVICES GUARDS AND GUARDING PRIOR TO EQUIPMENT START UP HYDRAULIC SCHEMATIC POWER UP 7 DOWN HYDRAULIC SCHEMATIC En i 2 y I s em I HV lt I V _ j MFPU 10 V 5 1800 Washdown D22 210 S ltem Qty Mg Description Legend Tj sss s Fe S 7 7 m 1 1 Hydro craft HV 10 B Reservoir PanElE DOGS MEME VA 1 Hydro craft HVT B 2 Cover Plate mH 1 Vescor 268799 Gasket RENE Da a ee ai 2 1 Baldor CWDM3615T Washdown Duty Electric Motor 5 HP 1750 RPM TEFC 184TC 208 230 460 3 60 ee ST O 3 1 Magnaloy M182502AA Motor Pump Adapter rs pI ee E 4 1 Hayes L095 1 1 8x1 4 1 2x1 8 H Coupling rr ae A 5
Download Pdf Manuals
Related Search