Trojan Coil Car Installation, Operation and Service Manual
Contents
1. of ddl HIVANAAANN DNIINNO d OO IH M ATHA3SSV W3JOJLV Td ADD NO DN Jd 004 T3 TTS Y AIINISSY NYOJLYI Figure 9 Skirt Installation 16 OPERATING INSTRUCTIONS Familiarize yourself with this operator s manual before operating this eguipment AN CAUTION Do not continue to depress the UP button on the controller if the lift is not raising or if the lift has reached the fully raised position To do so may result in permanent damage to the motor or pump Scissors lifts are designed primarily for in plant applications and are furnished with constant pressure pushbutton and footswitch controls Actuating the UP button causes the coil on the contactor to energize closing the line contacts and allowing the line voltage to be applied to the motor The motor will drive a gear pump which in turn draws oil from the reservoir through the pump and forces it at a constant volume under pressure reguired by the load The oil flows through the valves and piping into the hydraulic cylinder The hydraulic cylinder is attached to structural members of the lift causing the scissor mechanism of the legs to open as the cylinder rod extends When the desired height or upward travel of the platf2. CORPORATION P O Box 1058 e 1058 West Industrial Avenue Guthrie OK 73044 1056 405 282 5200 e FAX 405 282 8105 www autoquip com Item 830CC Version 1 0 09 2001 TABLE OF CONTENTS Identification and Inspection 3 Dangers Warnings and Cautions 4 Label Identification 8 Specifications 11 Lift Blocking Instructions 12 Installation Instructions 14 Operating Instructions 17 Routine Maintenance 19 General Maintenance 22 Replacement Parts List 31 Troubleshooting Analysis 32 IMPORTANT Please read and understand this manual prior to installation or operation of this unit Failure to do so could lead to property damage and or serious personal injury If any guestions arise call a local representative or Autoguip Corporation at 1 888 811 9876 or 405 282 5200 PLANNED MAINTENANCE PROGRAM A local Autoguip representative provides a Planned Maintenance Program PMP for this eguipment using factory trained personnel Call a local representative or Autoguip Corporation at 1 888 811 9876 or 405 282 5200 for more information IDENTIFICATION amp INSPECTION IDENTIFICATION When ordering parts or reguesting information or service on this unit PLEASE REFER TO THE MODEL AND SERIAL NUMBER This information is on a nameplate attached to the leg assembly Replacement parts are available from a local Autoguip distributor INSPECTION Immediately upon receipt of the unit a visual inspection should be made to determine that it ha
3. 1 a D g 27 MI E 404 an SALON N Ya CAINDD01NY A8 EN 3SYHd T ont 31243 09 oo 3sn4 01 9 170 per SI 27 S3 043S80H v E I iSOLOW 3SJSJAVUL 1 lt ET asvHd dINOOLNY AD asvHd E 4 27 31243 09 31242 09 27 170 09 HJ Dd3SMDH 2 1 1 a u 1411 SX3H10 AD 199 0381N034 31 ID2S10 03SN4 11 in 09r 314034 1417 OrinvagAH JHL ion t ina Lift amp Traverse Comb J IC Figure 13 Electro Hydraulic Schemat 30 REPLACEMENT PARTS LIST Specific part numbers vary from job to job depending on the model and options chosen for the application Call the Autoguip Service Department with the serial number of the specific eguipment to order the appropriate parts IDLE DRIVE WHEEL WHEEL ja E o DEMAG GEARBOX o N le DEMAG BREAK MOTOR dh o o E POWER X SUPPLY IDLE DRIVEN WHEEL WHEEL POWER POWER SUPPLY SUPPLY N IDLE IDLE MEL IDLE WHEEL WHEEL Figure 14 Typical Demag Drive Asembly 31 TROUBLESHOOTING ANALYSIS A Dancer To avoid personal injury NEVER go under the lift platform unt
4. button Note Even though the motor has a brake there will be slight forward motion after the button is released while the lift coasts to a complete stop 18 ROUTINE MAINTENANCE Normally coil cars will reguire very little maintenance However a routine maintenance program could prevent costly replacement of parts and or downtime AN WARNING To avoid personal injury NEVER go under the lift platform or perform any maintenance on the lift until the load is removed and the scissors mechanism is securely blocked in the open position See Lift Blocking Instructions section MONTHLY INSPECTION 1 Check the hydraulic oil level see oil recommendations in this section and add appropriate oil when necessary Check for any visible leaks Correct as necessary Check any unusual noise when it occurs Determine the source and correct as necessary Check the snap rings at all rollers if not in place and or secure replace or repair immediately Check all rollers for signs of wear Replace as necessary Donot grease roller or axles they have lifetime lubricated bearings Check all wiring for looseness or wear Repair at once Check gearbox non rotator bracket and its connection to the structure of the base frame to ensure it has not vibrated loose or shows signs of excessive wear HYDRAULIC OIL REQUIREMENTS Change oil yearly or more frequently if it darkens materially or feels gummy o
5. Motor 26 GENERAL MAINTENANCE WIRING AUTOOUIP SUPER TOROUE MOTORS Because Autoquip Super Torgue motors actually deliver substantially more horsepower than their nameplate rating they must always be wired for heavier current draw than standard motors of the same nameplate rating However because of the starting efficiency and superior running characteristics of the Super Torque motor circuit components do not have to be as large as for standard motors of equal delivered horsepower The following chart should be referenced in connecting these motors to power sources remembering that where 115 Volt operation is contemplated the current draw is too heavy for plugging into ordinary lighting circuits Heavy wire must be used all the way to the power source HP and Source Fuse Circuit Size Breaker 1 HP 208 230 V 60 CY 3 PH 15A 10A 1 HP 460 V 60 CY 3 PH 75A 5A NOTE For larger horsepower motors consult factory MOTOR CONNECTION DIAGRAMS 1 CONNECT TO LINE CONNECT TO LINE CONNECT TO LINE GENERAL MAINTENANCE LIFT UP STOP VALVE when used The up stop valve is bolted to a mounting plate that is permanently welded near the end of the scissors leg on the clevis end of the lift A mechanical plunger is located on the end of the valve which when depressed
6. bled down Disconnect the cylinder hose at the power unit end and insert into the oil fill hole of the reservoir Remove the thrust angle clip from the ram plunger end of the cylinder and force the ram slowly back to its fully closed position to push oil back into the reservoir Pull the ram all of the way out of the cylinder Support it carefully so that it does not drop when it clears the cylinder end Lay it down in a safe clean place Some oil may drip from the end of the cylinder so have waste cloth or paper beneath the lift to protect the floor Remove the seal ring and backup ring After all of the internal components are removed use a bright light to inspect the inner walls of the barrel Use a cylinder hone to remove any apparent nicks or scratches Clean and flush the barrel after honing Inspect the ram and seal groove for nicks or scratches that could affect the seal or barrel walls remove as necessary Clean the groove thoroughly and install the new seal and backup Make sure the backup ring is toward the open end of the cylinder Clean the ram of all foreign materials Liberally lubricate the ram and seal with CLEAN grease or oil Insert the ram carefully back into the cylinder taking precaution against pinching or tearing the seal ring Reinstall the clip over the thrust angle Reconnect the cylinder hose 22 GENERAL MAINTENANCE 15 Restore the oil level 16 Loosen the bleeder plug at the top end of th
7. blocks the flow of oil until physically released An adjustable striker bolt is mounted to a plate that is welded to the base frame which is also at the clevis end of the lift As the lift travels upward the scissors leg and up stop valve assembly swings into the adjustable striker bolt until the up stop plunger is depressed and thereby blocking the flow of oil to the cylinders Once blocked any further oil pumped from the power unit will pass over the relief back to the tank PA A CAUTION Do not operate the power unit on relief for more than a few seconds When on relief the valve will make an audible squealing sound The up stop system can be adjusted to modify vertical travel by 1 Loosen the holding nuts on either side of the adjustable striker bolt 2 Screw the adjustable striker bolt in to shorten travel or out to raise travel 3 Retighten the holding nuts AN CAUTION Setting the up stop valve for travel beyond catalogue limits will cause the lift to fully raise against physical stops and if the pump is allowed to continue to run cause irreversible damage to the lift structure 28 GENERAL MAINTENANCE AG UP STOP VALVE MOUNTING PLATE JUP STOP VALVE PLUNGER OUTPUT PRESSURE HOSE TO CYLINDERS INPUT PRESSURE HOSE FROM POWER UNIT ADJUSTABLE STRIKER BOLT BAR 7 BASE CLEVIS UP STOP VALVE BLOCK UP STOP VALVE MOUNTING SCREW Figure 12 Up Stop
8. platform The relief valve of the pumping unit has been set to raise the weight plus a small amount for overload Where gravity roll sections special tops etc are installed on the lift after leaving the plant deduct the weight of these from the load rating to obtain the net capacity Lifts should not be overloaded beyond the established capacity as damage and or personal injury may result UNBALANCED LOADING The stabilization provided is basically for balanced loads If special attachments extend beyond the length and or width dimensions of the platform the end and or side load capacity is reduced 2 for each one inch extension from the center PUMP PRESSURE This lift incorporates a positive displacement pump machined to a high degree of accuracy and specially adapted to requirements of higher pressure ranges over that of a standard pump Therefore standard factory models of the same manufacture cannot replace it The pump can operate efficiently at intermittent pressures up to 3200 PSI and continuous duty to 2500 PSI The safety relief valve in the pump assembly is factory set to stay within the parameters of the pump and lift requirements DEMAG DRIVE SYSTEM The Coil Car incorporates an electric traverse drive system with a motor and gearbox speed reducer directly driving a splined shaft and two drive wheels in high capacity wheel pockets attached to each side of the lift Most components in this Demag drive system are spec
9. to bleed air from the bleed screws Do not confuse spongy or jerky operation with small surges that may occur when operating on rough or uneven floors A WARNING Do not remove the bleed screw This could cause the lift to drop rapidly resulting in damage to the lift or cause personal injury Loosen the screw carefully to let air out of the system Check for oil starvation Motor labors or heats excessively The voltage may be low Check at the motor terminals while the pump is running loaded not at the line source or while the pump is idling Inadequate wiring can starve the motor even when the source voltage is ample Most of Autoguip s standard motors are rated for intermittent duty two minute run times with two minute rests If a single phase motor is being run more than 15 20 motor starts per hour or a 3 phase motor more than 200 starts per hour the problem may be motor over heating Running against relief pressure unnecessarily due to over loaded lift or hitting physical stops Failure to observe wiring diagram on nameplate for proper voltage connections The pump may be binding from oil starvation which develops high internal heat Check for low oil level or closed breather holes in the reservoir fill plug The pump can be irreparably damaged by oil starvation and may have to be replaced 35 TROUBLESHOOTING ANALYSIS PROBLEM POSSIBLE CAUSE AND SOLUTION Lift won t go forward
10. A L aasn 1111 JO 1300W NO SAN3d3Q SASNA ALIDOTJA ANY SYSGNITAO JO ALLLNVOO SH3QNITAO ONI LAIT aaidio3ds SI 421114 31V4343S V SS3 INN 42018 104117130 OL IVNSISLINI SI 421114 SANIT NOILONS _ IN 3 amp NSSIHA MIOAH3S3H l Holomisa 431114 33dS NMOG un NOLLONS lt gt o JE IWA pH alk 431714 ANIN ani J dd IW NYN13Y v IMYA MO3HO NOLL SANIT JYNSSIYd ANY JAIVA ONIHJMOT GION310S IOHLNO9 MO 14 GALVSNAdWOO JUNSSIYd 131124 MOAHO JO NOILONN JHL 3131dWOO SACIAONd SATIVA 10411130 10005259 Figure 10 Hydraulic Schematic Heavy Duty Motor 25 GENERAL MAINTENANCE duech dinbojny jo d 39N343434 JII O L1d 030v 1300 SON3430 AIO SIHJIONI TAI 1411 lt OLLVAWHHOS STINVUCAt 410443538 43114 JNT HEN es os NADO 3408 7 La 331738 7 L d d CH j ar v WA Sha 17 24955344 3ATVA Gl 43134 MOSH 4 Figure 11 Hydraulic Schematic Super Torque
11. DION SKIRT Position the platform in the raised position Install the maintenance locks see Lift Blocking Instructions section Position the accordion with the weight rod pocket at the bottom and the mounting collar at the top The breathable material when provided must be positioned at the top of the skirt with the mounting collar Slip the skirt over the end of the platform Turn the skirt as required to slide over the other end of the platform and leg assembly The skirt should be in position under the platform while enveloping the base assembly See Figure 10 and select the correct mounting configuration Figure 1 2 or 3 Figure 1 Mounting an Accordion Skirt Onto the Platform Side Raise one side of the skirt along with a skirt mounting bar 1 8 x 1 to 1 side of the platform When possible center the skirt mounting collar and skirt mounting bar 1 8 x 1 on the platform side Align the pre drilled holes in the side of the platform with the skirt mounting bar holes and punch holes in the skirt mounting collar Push a nylon drive rivet through each hole in the skirt mounting bar Hammer the aluminum pin into the rivet until flush with the rivet head Repeat mounting process for the remaining sides of the accordion skirt Figure 2 Mounting an Accordion Skirt Underneath the Platform Raise one side of the skirt along with a skirt mounting bar 1 8 x 1 to the underside of the platform skirt support bar When possible
12. NING Identifies a hazardous situation that has the potential of causing death or serious personal injury AN CAUTION Identifies a hazardous situation that could lead to the possibility of personal injury of death and or may result in eguipment damage DANGERS WARNINGS amp CAUTIONS Read and understand this manual and all labels prior to operating or servicing the scissors lift All labels are provided in accordance with ANSI 2535 4 A DANGER Do not work under lift without maintenance device To avoid personal injury NEVER go under the lift platform until the load is removed and the scissors mechanism is securely blocked in the open position See the Lift Blocking Instructions section AN DANGER To avoid personal injury stand clear of scissors leg mechanism while lift is in motion AN DANGER Do not install the lift in a pit unless it has a bevel toe guard or other approved toe protection A shear point can exist which can cause severe injury to the foot AN DANGER HIGH VOLTAGE Disconnect and or lock out the electrical supply to the power unit prior to any maintenance being performed DANGERS WARNINGS amp CAUTIONS AN DANGER Scissors lifts are designed individually for a specific load and application To avoid personal injury do not change the load or application from the original design AN WARNING NEVER stand sit or ride on the lift AN WARNING All warning and information decals shoul
13. Valve System 29 ER el au Bora von GENERAL MAINTENANCE sa INTI AVET n LES AVE N QV VAIA VIINIT Sona oi DILVNHHDS DIINAVAdAH v EB a See NOLLFHOdHOO Ts UPS gt DAR iimas Sano Date DD 4738 al10A43534 on ror mm na amari saa 03345 NADI xeu e mes ET RS OS A SS YA id HONS a P 03007 LE T081NDI 074 ALMS AN 108101 Z 01319SN3dW03 3ahss3ad ANT HLIM BATA N A D dE BAWA S 331734 FF 3NI1 3 Nss3 qeu N N ANSSIAA gt d 331714 INN OO id W 210 13N SNOTIYD 1 a10A83838 MSS 7 WAY 704141730 JAIA F JAIWA A03H3 3441 4939 011441714 INIT 34NSS334 ANY INIT DILONS 31374W09 ANY JAIYA 5NIH3 U1 O10N370S 71081N03 MO74 031YSN3AWDI 340SS344 431139 ADHI 30 NOLLA E soon 3131dWU2 S30IAUNd JAIA 708141730 INO 3304 1317 Hindu eg AINO STDHINDO LOWd 78914A1 ac 5 EN EE AC GER x A m MON Je OILVNGAHOS IVOTHL Zp ee 2 M 3S43A 34 EA o a e 2 v Tv DA vHL 43H10 3394N0S lOHINOO gt NAHM QvO1H3 O OL Z1 ory 8 T e ii CWNH3INI JAONIJY
14. aintenance Locks INSTALLATION INSTRUCTIONS INSTALLATION 1 Make sure installation area is clean before starting 2 If the permanent electrical work is not complete some means of temporary lines with an on off device for the motor should be set up for testing purposes 3 Place the lift in the installation area typically on tracks or rails which are supplied and installed by the customer or installer PAN CAUTION When moving the lift do not attempt to pick it up by the platform it is hinged and could be damaged Pick up the lift from under the base frame ONLY using a strap sling 4 Make temporary electrical connections Raise the lift to the top of its travel and check for the proper height A DANGER Do not work under lift without Maintenance Device To avoid personal injury NEVER go under the lift platform until the load is removed and the scissors mechanism is securely blocked in the open position See Lift Blocking Instructions section 5 Run the lift in forward and reverse and check for proper motor rotation and speed 6 Make permanent electrical connections and operate the lift through a few cycles 7 Check the oil in the reservoir and add oil if necessary See Routine Maintenance section 8 Clean up any debris from the area A clean installation makes a good impression and creates a much safer environment 14 1 INSTALLATION INSTRUCTIONS PROCEDURE FOR A LIFT ORDERED WITH AN ACCOR
15. arbox data plate 20 ROUTINE MAINTENANCE Oil Grades For ambient temperatures of approximately 10 C to 50 14 to 1229F a gear oil of ISO 220 at 40 C with mild high pressure additives should be used DIN 51502 CLP 220 e g BP ENERGOL GR XP 220 Esso Spartan EP 220 SHELL Omala Oel 220 Mobilgear 630 or Aral Degol BG 220 At high or lower ambient temperatures the type of oil used should be adapted to the specific conditions Contact the Autoquip Customer Assurance department Grease Lubrication If the gearbox casing is filled with low viscosity grease it is recommended that this be changed after every 10 000 hours of service 1 Open the gearbox casing and flush it thoroughly with a commercial cleaning agent 2 Fill the casing with new grease The required quantity of grease is indicated on the gearbox data plate Grease Quality For ambient temperatures ranging from approximately 10 C to 50 C 14 to 122 F a low viscosity gear grease with a dripping point of approximately 150 C 300 F and a worked penetration of 380 to 430 1 10 mm should be used e g DIN 51502 GP OOF z B BP Energrease HT EP00 SHELL Special low viscosity gear grease H Esso Fibrax EP 370 or Aralub FD 00 21 GENERAL MAINTENANCE HYDRAULIC CYLINDER REPACKING Raise the lift to its full height and block securely See Lift Blocking Instructions Hold the DOWN control for several seconds to make sure pressure in the lines is
16. center the skirt mounting collar and the skirt mounting bar 1 8 x 1 on the platform support bar Align the pre drilled holes in the skirt support bar picture frame with the skirt mounting bar holes and punch holes in the skirt mounting collar Push a nylon drive rivet through each hole in the skirt mounting bar Hammer the aluminum pin into the rivet until flush with the rivet head Repeat mounting process for the remaining sides of the accordion skirt Figure 3 Mounting an Accordion Skirt Onto the Bevel Toe Guard Raise one side of the skirt along with a skirt mounting bar 1 8 x 1 to the side of the bevel toe guard When possible center the skirt mounting collar and the skirt mounting bar 1 8 x1 on the platform bevel toe guard Align the pre drilled holes in the bevel toe guard with the skirt mounting bar holes and punch holes in the skirt mounting collar Push a nylon drive rivet through each hole in the skirt mounting bar Hammer the aluminum pin into the rivet until flush with the rivet head Repeat mounting process for the remaining sides of the accordion skirt Install weight rods into the weight rod pockets at the bottom of the accordion skirt Install the spring tempered wire rods into the pocket of black convolutions 15 INSTALLATION INSTRUCTIONS D d l NDIA d Von VILJ C OI AOL SLUMS NVIQIOOOV ONIINNON 404 ONIMVUC NOILVITIVISNI CHIA
17. d be in place as outlined in the Label Identification section If decals are missing or damaged they should be replaced with new ones Contact Autoguip for replacements AN WARNING Do not attempt to remove the velocity fuse until the maintenance block securely supports the lift and all hydraulic pressure has been removed from the lifting cylinders and hydraulic hoses Failure to do so could results in personal injury or death AN CAUTION Do not continue to depress the UP button on the controller if the lift is not raising or if the lift has reached the fully raised position To do so may result in permanent damage to the motor or pump DANGERS WARNINGS amp CAUTIONS AN CAUTION Never run the pump for more than a couple of seconds without pumping oil This applies to low oil conditions improper motor rotation running the pump against the relief pressure after the lift is fully raised against the physical stops running overloaded beyond capacity or running at reduced speed because of pinched or obstructed hydraulic lines AN CAUTION Do not operate the power unit on relief for more than a few seconds When on relief the valve will make a sguealing sound AN CAUTION Precautions should be taken to prevent the introduction of contaminates such as dirt or other foreign material into the system through open fittings pipes or disassembled components Contamination will ruin the hydraulic system AN CAUTION U
18. e ram casing and operate the pump to remove trapped air from the ram When clear oil appears tighten the plug and raise the lift slightly to remove the maintenance locks 17 Lower the lift completely and hold the DOWN button for 30 40 seconds to allow air in the lines to bleed back into the tank 18 Cycle the lift 10 15 times 19 Check the oil level 20 Clean the oil fill breather cap 21 Clean up any debris and or spilled oil from the area NOTE Depending on experience the job should take 1 2 hours PIPE THREAD SEALANT Loctite PST 567 pipe thread sealant or equivalent is recommended Do not use Teflon tape Tape fragments can cause malfunctioning of the hydraulic system 23 GENERAL MAINTENANCE CYLINDER VELOCITY FUSE REPLACEMENT A DANGER Do not attempt to remove the velocity fuse until the lift is securely supported with the maintenance locking devices and all hydraulic pressure has been removed from the lifting cylinders and hydraulic hoses Failure to follow these instructions could result in personal injury or death Never attempt to take a velocity fuse apart and repair it These are precision devices that are factory assembled under exacting conditions Velocity fuses should always be replaced 1 The arrow on the exterior surface of the velocity fuse shows the direction of the restriction to the oil flow The arrow should always point away from the cylinder 2 Do not use Teflon tape on the th
19. exceed the rating See the Specifications section Remove the excess load The suction screen may be clogged starving the pump Remove and clean the screen Drain and replace the oil The suction line may be leaking air due to a loose fitting Tighten as needed The breather holes in the reservoir fill plug may be clogged Remove and clean The voltage at the motor terminals may be too low to run the pump with the existing load Check by measuring the voltage at the motor terminals or as near as possible while the pump is running under load Reading the source voltage or pump idling voltage is meaningless Inadeguate or incorrect wiring can starve the motor when the source voltage is ample Correct as necessary The Down valve may be energized by faulty wiring or stuck open Remove the solenoid and check The motor may be single phasing Check wiring fuses etc The pump may be seized if motor is humming or blowing fuses on overload protection devices Remove the pump The pump should be able to be rotated by hand Check for cracks in the housing 33 TROUBLESHOOTING ANALYSIS PROBLEM POSSIBLE CAUSE AND SOLUTION Lift won t lower e The solenoid coil may be incorrectly wired burned out not rated for the voltage or the line voltage may be excessively low Check voltage near the coil e The velocity fuse may be locked Do not attempt to remove the velocity fuse The following steps should be
20. followed 1 Remove the load from the lift Inspect all fittings hoses and other hydraulic components for leads or damage 2 If no leak or damage is noticed attempt to pressurize the lifting cylinder by depressing the UP button on the controller for a few seconds Immediately up releasing the UP button depress the DOWN button If the lift starts to lower continue pressing the DOWN button until the lift is in the fully lowered position 3 If the lift does not lower after trying Step 2 wait approximately 10 15 minutes for the pressure in the hydraulic system to equalize Then depress the DOWN button until the lift is in the fully lowered position 4 Once the lift is in the fully lowered position bleed the air from the hydraulic system by depressing the DOWN button Hold the DOWN button for approximately 60 seconds This step may need to be repeated several times to fully remove the air in the system by raising the lift to 5096 of its travel and then lowering it For the ram style cylinder oil may also bled from the bleed screw located on the end of each cylinder casing e Should the above steps not correct the problem contact Autoquip to obtain instruction for further action 34 TROUBLESHOOTING ANALYSIS PROBLEM POSSIBLE CAUSE AND SOLUTION Lift seems bouncy during operation Lower the lift to collapsed position and continue to hold DOWN button an additional 10 30 seconds
21. ially machined high precision and metric they should not be replaced with non Demag components 11 LIFT BLOCKING INSTRUCTIONS 1 Remove all load from the platform Never block the lift when loaded 2 Raise the platform sufficiently for the base rollers to rollback past the flip over maintenance locks located on the base frame of the lift 3 Engage both maintenance locks by flipping them into the base frame see Figure 8 4 Lower the platform until the base rollers come into contact with and rest against the maintenance locks Always hold the DOWN switch a few seconds more until all pressure is gone and the platform is supported entirely and safely by the maintenance locks 5 Always shut off the main electrical switch when blocked to prevent someone from turning it on A DANGER To avoid personal injury NEVER go under the platform until the load is removed and the lift is securely blocked in the open position 6 To remove the maintenance locks raise the platform by activating the UP valve to provide sufficient clearance for the removal of the maintenance locks N DANGER Maintenance locks that are bent damaged or non functional must be replaced immediately to avoid personal injury Contact the Autoquip Service Department for replacement parts and installation instructions 12 LIFT BLOCKING INSTRUCTIONS FUP OVR MAINTENANCE J LOCKS ON BOTHSIDE OF THE BASE FRAME Figure 8 M
22. il the load is removed and the scissors mechanism is securely blocked in the open position See Lift Blocking Instructions section PROBLEM POSSIBLE CAUSE AND SOLUTION Lift raises then lowers back e The Down solenoid may not be seating Remove slowly the solenoid coil and check again If the lift does not hold with the solenoid coil removed the down valve cartridge should be removed and cleaned or replaced as necessary e The oil line hose or fitting may be leaking Check and repair if necessary e The check valve may not be seating This is indicated by the pump shaft and motor turning backward on their own with no power applied Generally this condition can be heard Replace the pump assembly Lift lowers very slowly e The down solenoid is not operating properly due to dirt or damage e Check for pinched tubing or hose Where pipe is used check for obstruction in the line e The oil is extremely viscous due to low ambient temperatures Add or replace with lower weight oil that stays thinner in cold conditions 5W 15 etc 32 TROUBLESHOOTING ANALYSIS PROBLEM POSSIBLE CAUSE AND SOLUTION Lift does not raise The motor rotation for a 3 phase motor may be reversed Reverse only two motor electrical leads Check for a line or hose leak Check for oil shortage in the reservoir Add oil as necessary See Oil Reguirements in the Routine Maintenance section The load may
23. or e The traverse path may be blocked with debris or reverse other obstacle Look under the base and remove any obstacle that may impede travel e The axle may be high centered on some obstacle preventing the wheels from gaining enough traction Inspect under the axles and remove any obstruction e The non rotation devise may have broken or vibrated loose Reattach or replace bracket e The load may exceed the nameplate capacity and exceed the horsepower ratings for the drive train Ensure the load is within the rated limits e There may not be enough amps available Check the supply amperage to ensure it provides the minimum amperage needed per the vendor s specifications e There may be a loose electrical connection Make sure all electrical connections are intact and check for shorts 36
24. orm is attained the UP button is deactivated by releasing pressure from the pushbutton or footswitch The power unit will stop pumping oil and the check valve will close preventing reverse flow of the oil This maintains the desired raised position To lower the lift the operator simply depresses the DOWN button on the pushbutton control energizing the down valve solenoid The solenoid activates the valve to open Once opened the down valve allows oil in the hydraulic cylinder to flow through the velocity fuse the flow control and the down valve at a controlled rate and return to the reservoir The downward travel of the lift platform may be stopped at a desired elevation by releasing pressure from the DOWN button NOTE The motor does not operate during downward travel AN CAUTION Do not operate the power unit on relief for more than a few seconds When on relief the valve will make an audible squealing sound 17 OPERATING INSTRUCTIONS To traverse the lift the operator simply depresses either the FORWARD or REVERSE button on the pushbutton control energizing the reversing motor starter in the control panel The motor starter activates the motor in either direction which then turns the gearbox reducer The splined output shaft runs through the gearbox and drives the drive wheels mounted on each side of the lift When the desired travel is achieved release the pressure from either the FORWARD or REVERSE
25. r gritty Do not use hydraulic jack oil hydraulic fluids brake fluids or automatic transmission fluid 19 ROUTINE MAINTENANCE Oil Viscosity Recommendations Environment Recommended Oil Ambient Temperatures Indoor location variable 10W30 or 10W40 temperatures 30 100 F Multiviscosity motor oil Indoor location consistent SAE 20W motor oil Temperatures 70 F Outdoor location 10 100 F SAE 5W30 Multiviscosity motor oil Cold storage warehouse 5W30 Multiviscosity motor oil 10 40 F Freezer 40 F to 0 F Consult Factory GEARBOX LUBRICATION REQUIREMENTS Under normal operating conditions the oil should be changed after 10 000 hours of service The oil should however be changed at least every four years Oil Change 1 Drain the old oil at operating temperature 2 Remove the vent plug located at the top of the gearbox 3 Remove the plug at the bottom which will allow the oil to run out 4 The oil used to flush the gearbox should have a viscosity of ISO 46 68 at 40 C To flush the gearbox use twice the amount of oil specified for lubrication After a few minutes of idle running the oil may be drained 5 Repeat the flushing operation several times preferably in both directions of rotation and again without a load to ensure that all remains of the old lubricant are drained with the flushing oil 6 Fill the gearbox with the quantity of new oil specified on the ge
26. readed connections of a velocity fuse Tape fragments can cause malfunctioning of the fuse 3 Check all fitting connections for hydraulic leaks and tighten as necessary HOSE ORIENTATION To prevent damage to the cylinder hose and possible failure of lift it is necessary to establish a correct hose shape and pattern of movement as follows 1 Raise the lift to its full height and block securely See Lift Blocking Instructions 2 Install one end of the new hose to the cylinder elbow fitting for single cylinder lifts or to the hosing tee or cross for multiple cylinder lifts 3 Since some hoses are fixed at both ends it is possible to put a twist in the hose that will allow it to describe the same pattern each time the lift is operated This twist will allow the hose to travel about half way between the cylinder on the right side and the inner leg on the right side 4 Lower the lift carefully and check to see that the hose is free and clear of the cylinder and the inner leg assembly If not twist the hose in the direction necessary to clear it of any obstruction and then lock the swivel fitting securely 24 GENERAL MAINTENANCE 34 L dO 397d 0 034 ALO DEU vd HIM LAKO Hide 1081130 M 1411 40SSI9S 404 HOS GAH 3L ONIN THO NIMO 3oN3d3434 ON 43040 NN BON dinbojny NOI 19404809 0343534 LHI H3ONITAO 33d ISNA ALIDOTA
27. s not been damaged in transit Any damage found must be noted on the delivery receipt In addition to this preliminary inspection the unit should be carefully inspected for concealed damage Any concealed damage found that was not noted on the delivery receipt should be reported in writing to the delivering carrier within 48 hours The following is a checklist that will aid in the inspection of the lift 1 Examine the entire unit for any signs of mishandling Pay special attention to the power unit and pushbuttons 2 Thoroughly examine all connections making sure they have not vibrated loose during transit 3 After installation raise the lift and inspect the base frame platform scissors assembly and cylinder plumbing connections DANGERS WARNINGS amp CAUTIONS SAFETY ALERTS Reguired Reading The following SAFETY ALERTS are intended to create awareness of owners operators and maintenance personnel of the potential safety hazards and the steps that must be taken to avoid accidents These same alerts are inserted throughout this manual to identify specific hazards that may endanger uninformed personnel Identification of every conceivable hazardous situation is impossible Therefore all personnel have the responsibility to diligently exercise safe practices whenever exposed to this eguipment AN DANGER Identifies a hazardous situation that presents the imminent probability of death or of severe personal injury N WAR
28. se only approved oils in the lift See Specifications section LABEL IDENTIFICATION Figure 1 Label Placement Coil Car Item No Oty Description Part No 1 2 Caution Familiarize Yourself With Operators Manual 36401487 2 4 Danger Do Not Put Hands or Feet 36430050 3 1 Autoguip Serial Number Nameplate 36401511 4 1 Fill with Recommended Oils Only 36400661 5 2 UP STOP Valve when applicable 36401610 6 2 Capacity 36401586 LABEL IDENTIFICATION Note Labels shown here are not actual size FAMILIARIZE YOURSELF WITH OPERATORS MANUAL BEFORE OPERATING THIS EOUIPMENT Figure 2 Label 36401487 Do not pul hands Da not work Do not stand A DANGER or leet under ton under Hift without sil OF ride an maintenance lift T asia kar wury ree gl DEVICE D Das bake opel Or racing ih Figure 3 Label 36430050 Figure 4 Label 36401511 LABEL IDENTIFICATION Figure 5 Label 36400661 Figure 6 Label 36401610 _Autoquip 000 LBS Stre g ax 2055 W INUUS WEE LM pariki lt WWW ATTOOUIP C On Figure 7 Label 36401586 SPECIFICATIONS LOAD CAPACITY The load capacity rating is stamped on a metal plate attached to one side of the lift This figure is a net capacity rating for a lift furnished with the standard
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