PowerStak 125" AS
Contents
1. 28 Figure 14 Label 29 PRESTO OWNER S MANUAL Page 3 POWER STAK CRITICAL PROCEDURE FOR PROPER WHEEL TRACTION Proper Drive Wheel traction is obtained for the PowerStak Straddle unit using this Procedure PowerStak Models are designed and intended to operate on an unfinished concrete floor surface If any PowerStak is operated on smooth or polished concrete sealed concrete epoxy sealed floor linoleum or other smooth surfaces Drive Wheel traction performance may be affected If traction issues are encountered Rubber Drive Wheels are available through special order Please contact Customer Service at Presto Lifts 1 800 343 9322 When any PowerStak is operated on a wet oily powdery sandy or non uniform liquid or granular surface Drive Wheel traction performance will be affected and loss of traction will occur SET UP PROCEDURE FOR POWERSTAK STRADDLE LEGS NOTE STRADDLE LEGS MUST BE ADJUSTED IN ACCORDANCE WITH THIS PROCEDURE 1 PowerStak unit located on flat clean uniform surface unloaded forks raised a minimum of 1 off the floor 2 Determine the desired required straddle width dimension 2 inches greater than pallet width 1 on each side of the pallet or load up to a maximum of 50 inches inside width 3 Besure to fully loosen all bolts before moving stabilizing legs Adjust one stabilizer leg at a time using a pry bar pinch bar rubber mallet etc move the straddle2. LIV MUERE Pp O oir ur vr KC AREE 02 22 19 9 2 229 4 2 1 CLV ELY o moe 60 0 1 00 HOLIMS ez Of ONO T lt 20 UF o 77 4 Az Mo 2 O O Me TOO 2 2220 0010 3 1 22 591196 ur 8 149236 OML UI3JS S o3r192o 3 411 IMSI 91 133 5 Ol POWER STAK PPS2200 125AS Page 27 PRESTO OWNER S MANUAL Figure 13 Battery Connection MAIN POSITIVE BATTERY BATTERY CHARGER CABLE POSITIVE CABLE 24 VOLT SYSTEM BATTERY CHARGER BATTERY CONNECTING CABLE 120 VAC MAIN NEGATIVE BATTERY CABLE BATTERY CHARGER NEGATIVE CABLE PRESTO OWNER S MANUAL Page 28 POWER STAK PPS2200 125AS aes 130 133HS 345 gt _ 4490008 9 r 20 A D 9 99700 VW 2 05 9 1 S3IONV russa 51 11 1 iom 9 86 001 ISNW 58350 ONINAVM TOG V3 1 14866001 15 TOG V3 1 2 8 86 001 ON 00 0
3. 20 Fixed Pin Chain 6 Lu 8 9 Dok 10 _ dr 12 _ 1 2 2 2 2 POWER STAK PPS2200 125AS Figure 7 Mast Components 6 Orientation Piece 1 _ 8 MastSub Assy nner _ 9 UBot PRESTO OWNER S MANUAL Page 21 POWER STAK PPS2200 125AS Figure 8 Power IB Relief Valve M ORng IC Unilateral Valve fji _ Gear Pump f M _ Throttle Valve io Bolt Spring Washer 3 Solenoid Valve fji Hose Suction II 4B Screw Plug Plastic 11 OilFilter 5 Coupling 6 H 12B PRESTO OWNER S MANUAL Page 22 POWER STAK PPS2200 125AS System Hydraul 9 Figure Qty gt 2 m 1 1 2 un a 2 un 0 N N lt gt an L Adaptor POWER STAK PPS2200 125AS Page 23 PRESTO OWNER S MANUAL inp 2 10010 00190 1 011417 091544 Or neJp g JO UPISPI 21 01 POWER 5 PPS2200 125AS Page 24 PRESTO OWNER S MANUAL Description N lt 8 ol S el E 5 5 OJO E 2 POWER STAK PPS2200 125AS Figure 11 Control Panel Pa
4. 581 0066 ISWW 40 oroian zoran ALIOVdVO NO 1 peal pen piore 0 8 SIEP 10 130 0 896 191029 peo uo SIU 0 sa100s L 58100811 597 002 2 9104294 SUQIINJJSUI iin Ayoedez Pupu SI 31089 11 49 9 i y 1 1 dadWAW 55040 ADV Id 2 Wall 51 9 30 AVLS 1303 YAGNN GNVLS LON OQ 2 314034 1311 LON OG 33013 ON POWER STAK PPS2200 125AS Page 29 mag 22190008 Z y PALT FL IMIA PRESTO OWNER S MANUAL ORDERING REPLACEMENT PARTS Presto Lifts has carefully chosen the components in your unit to be the best available for the purpose Replacement parts should be identical to the original equipment Presto Lifts will not be responsible for equipment failures resulting from the use of incorrect replacement parts or from unauthorized modifications to the unit Presto Lifts can supply all replacement parts for your lift With your order please include the model number and the serial number of the unit You can find these numbers on the name plate This plate 1s located within the cabinet or the angle iron cylinder cross support To order repl
5. Presio 203 worldwide material handling nu and ergonomic solutions Se Power Stak 4 PPS2200 125AS This manual covers units with frame d numbers starting with GC stamped into mast and shipped March 2014 and after Installation Operation and Service Manual Model Number Serial Date Placed in Service IMPORTANT READ CAREFULLY BEFORE INSTALLING OR OPERATING LIFT SEPT 2015 Presto Lifts Limited Power Stacker Warranty Policy Presto Lifts warrants the Power Stacker against defects on the mast fork carriage chains pumps DC motors controllers cylinders and wiring harnesses from faulty material and workmanship for a period of one 1 year from the date of invoice wear items such as batteries wheels motor brushes seals bearings hydraulic hoses all switches battery chargers and forks have a limited warranty against defects in faulty material and workmanship for a ninety 90 day period from the date of invoice and 30 day limited warranty on labor Please note that prior authorization from Presto Lifts is required on all warranty work There are no implied warranties of any kind more specifically there are no warranties of merchant ability or fitness for any particular purpose Presto Lifts sole warranty shall be as set forth in this limited warranty Presto Lifts will elect to repair or replace a defective component without charge if any com
6. Always be alert to the area around you and watch where you are walking Be careful that you don t get pinned or crushed between the stacker and a fixed object such as a wall or post e Watch your hands and feet A foot or hand caught between the stacker and a fixed object will be crushed or even cut off PRESTO OWNER S MANUAL ftraveling forks first keep both hands on the control handle and be careful when changing direction of travel Keep your feet clear of the stacker Keep the stacker under control at all times Operate at a speed that allows you to stop safely Be even more careful on slippery or uneven sur faces Do not run over objects on the floor e Perform all stacker movements smoothly and at a speed that will give you time to react if an emergency occurs Tipovers and falls are very serious accidents you can be crushed or even killed To prevent injury know where you are at all times and follow the rules of safe stacker operation Be careful when working around docks dockboards and trailers Stay away from the edge of docks and ramps Check to make sure the wheels of truck or trailers are chocked Travel with the load or forks close to the ground Watch for overhead obstructions Per form all stacker movements smoothly and at a speed that will give you time to react in an emer gency Keep your hands and feet away from all mov ing parts such as masts chains forks or wheels e Never stand
7. 90 degrees The brake could be released when you pull down the handle at any point between 15 80 degrees Always make sure the brake 15 released before operating the stacker When the stacker is running you could brake the stacker by raising the handle to its vertical position or lowering the handle to its lowest position Or to turn the butterfly controls in the opposite direction the change in direction of the motor will slow down stop and reverse the direction of stacker When parked the handle will spring back to the full vertical position with the brake applied and the forks 1n lowered position Reversing Safety At the end of the handle there 15 a large red reversing bar belly button switch that is designed to protect the operator from injury When the operator runs the stacker backwards and the end of the handle comes in contact with the operator s body the stacker will automatically reverse direction and travel away from the operator When the reversing safety bar comes in contact with your body during operation immediately release your hands from the butterfly control and put the handle up to its vertical position or down to its lowest position and the brake 15 on The reversing safety bar will automatically resume to its original position after being activated Horn As standard equipment a horn that 1s located on the top of the handle AUTHORIZED OPERATORS SHOULD READ AND UNDERSTAND ALL INSTRUCTIONS
8. DAILY OPERATOR CHECK LIST CHARGE CONDITION BATTERY CHECK LIST 1 Check Battery Discharge Indicator Fuel Gage and Hour Meter Be sure unit 15 showing proper Charge Level before operating unit 2 Check to be sure Charging Cord is Unplugged and properly stowed before operat ing unit 3 Inspect Battery Wire Connections All connections should be tight with No Corro sion white powder showing at the Battery Terminals 4 Inspect Battery Case There should be no cracks or visible damage to the Battery Case WALK AROUND INSPECTION 1 Check general condition of Stacker loose or broken parts oil dangling wires dents cracked covers etc 2 Check metal frame mast carriage and font load supports for cracked welds worn or flat rollers loose or disconnected chains loose pins missing snap rings and loose or missing hardware bolts nuts washers etc Check for evidence of hydraulic leaks 4 Make sure all precautionary labeling 15 1n place and legible FUNCTIONAL INSPECTION Check Drive Forward and Reverse Function Check Lift Up and Down Function Check Function for Belly Button Reverse Check Horn Function Check Brake Function deu T OPERATOR ID DATE DO NOT USE OR OPERATE STACKER IF ANY FUNCTION IS NOT OPERATING PROPERLY OR IF STACKER APPEARS UNSAFE IN ANYWAY REPORT CONCERNS TO SUPERVISOR IMMEDIATELY PRESTO OWNER S MANUAL Page 12 POWER STAK SECTION 5 A DANGER BATTERY MAINTENANCE
9. Lifts Inc battery operated by applying force to the Control Pod Power Stak Itis important that all personnel involved Handles with the installation maintenance or operator of the stacker read this manual Additional manuals are avail able upon request or at www PrestoLifts com The Control Pod and steering arm should only be moved side to side when the machine is under power Each Presto stacker is equipped with nameplate serial number and model identifications Please refer to these numbers when ordering parts or requesting further The Control Pod and steering arm should information be lowered to the drive position and power Forward or Reverse is engaged by moving The Presto stackers are designed for lifting lower the thumb wheel in the direction of desired ing and positioning a wide variety of loads WHERE travel then the steering arm can be moved UNIQUE SITUATIONS ARISE WHICH ARE NOT side to side for directional steering COVERED IN THIS MANUAL CALL PRESTO LIFTS FOR FURTHER INSTRUCTIONS Pushing or pulling on the Control Pod Handles when the unit is not powered can The battery operated stackers are designed for in plant lead to damage and or breakage non hazardous locations only They can be used in a 8 or larger aisle These units are not for personnel lifting LIFTING CAPACITY ABOVE 7 IS LIMITED To avoid bodily injury read UP TO 7 UP TO 8 UP TO 10 2 200 LBS 1 800 LBS 1 500 LBS understand and
10. Never alter the AC cord or plug provided If it will not fit outlet have proper outlet installed by a quali fied electrician Improper connection can result in a A PREPARING TO CHARGE A BATTERY risk of an electric shock 1 Always turn off E stop and key switch before work 1 Disconnect the charger from the 115 volt wall out ing with the batteries let once the indicators read fully charged 2 Besure the area around the stacker and the battery E CHARGER OPERATION is well ventilated while battery 15 being charged LED Instruction Red light on Charge error Voltage 11V 3 The battery terminals connections and wiring Red flashing light Battery reversed polarity connections should be clean and free of corrosion ioi When cleaning any of these components wear a face Yellow flashing light No battery connected shield or other suitable protective eyewear Yellow light on Normal charging Green flashing light 80 charged B BATTERY CHARGING Charging must be performed with the charger that 15 provided with or prewired into the machine During charging the temperature in the battery must not exceed 120 F Charging simultaneously with truck operation is not recommended Plug the charger into a 115 volt outlet Charge until the battery gauge indicator lights show fully charged approximately 6 8 hours Green light on Fully charged C WARNINGS AND BATTERY INFORMATION Avoid use of open flame near batteries At temper
11. leg out from the base tube to the desired position Do not move too far see picture below if the wide painted White Line is visible the leg is pulled out too far Maxi mum movement 5 12 for each leg for 2200 pound units 4 Adjust second Straddle Leg using a pry bar pinch bar rubber mallet etc move the straddle leg out from inside the base tube to the desired straddle width position 5 Straddle Legs must be symmetrically adjusted both legs adjusted to the same extended dimension CRITICAL STRADDLE BOLT TIGHTENING SEQUENCE A PROCEDURE Set up procedure for PowerStak Straddle legs with 5 Bolts 1020 REF BOLTS 2 BOLTS 2 BOLT 3 N NI BOLT 1 SN BOLT 4 BOLT 4 OO H Q WHITE LINE JUST SHOWING Ig T 1270 Back off all bolts and follow steps First tighten Bolt 1 to 85 foot pounds NOTE Second tighten Bolts two 2 to 85 foot pounds When adjusted correctly white Third tighten Bolt 3 to 85 foot pounds line cannot be seen Fourth tighten Bolt 4 to 25 foot pounds NOT 85 foot pounds Last securely tighten all lock nuts PRESTO OWNER S MANUAL Page 4 POWER STAK ECTION 1 INTRODUCTION NOTICE This manual attempts to provide all of the information This machine is designed for powered necessary for the safe and proper installation operation travel and should not be manually moved and maintenance of Presto
12. only be used accordance with this owner s manual Do not overload Ensure that all safety devices are operational and in place Modifications or Alterations Modifications or alterations to any Presto industrial positioning equipment shall be made only with written permission from Presto PRESTO OWNER S MANUAL Page 6 POWER STAK ECTION 2 CERTIFIED OPERATOR TRAINING You must be trained and certified to operate this powered stacker Federal law states that only properly trained operators are permitted to operate a powered industrial stacker and that your employer must train you and certify that you are qualified OSHA 1910 178 29QFR 7 1 06 Edition Presto lifts does not offer operator training Operator training programs may be offered by your local Presto Lifts dealer or obtained online Enter powered industrial truck operator training into a search engine SAFETY ALERT SYMBOLS AND SIGNAL WORDS The safety of all persons operating maintaining repairing or in the vicinity of this equipment is of paramount concern This is a powerful machine with moving parts and 1s capable of causing personal injury if proper precautions are not taken Therefore throughout this manual certain hazards have been identified which may occur in the use of the machine and there are appropriate instructions or precautions which should be taken to avoid these hazards In some cases there are consequences which may occur if instructions or prec
13. or skid Have all personnel completely cleared from the area Pick the unit up approximately six inches above the pallet or skid Once raised remove the pallet or skid from below the lift Do not move the lift around in the air Lower the stacker on the ground C PREPARATION FOR USE PowerStak left our factory in new condition It has been inspected and weight tested to assure all performance standards have been met Visually inspect the stacker for damage Check for at tachments and accessories that may have been ordered Ifthere is any damage or missing parts report it to your carrier and your Presto dealer immediately Remove all metal plastic bands cardboard and other material used for shipping purposes Check to see if chains are in place and that the lift sys tem is in working order Inspect for oil leaks Connect battery cable Check cables and wires on bat tery charger as well as battery Note The travel speed is preset at the factory For travel speed adjustment please contact customer service at Presto Lifts 1 800 343 9322 Page 9 POWER STAK ECTION 4 OPERATION A OPERATING INSTRUCTIONS To Raise and Lower There are two buttons located on both sides of the handle The inside one is for lowering the forks The outside one is for raising the forks When operating always make sure the load being lifted is within the loading capacity of your stacker and the load has been stacked safely on the palle
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15. PRECAUTIONS AND WARNINGS IMPROPER USE OF THIS LIFT TRUCK COULD RESULT IN INJURY AND OR DAMAGE TO LOAD AND EQUIPMENT Inspect the lift for damaged or worn parts PRESTO OWNER S MANUAL Do not use if not in safe operating condition e Use lift on hard level surfaces only e Make sure load is evenly distributed not loose or unstable and is as far back on platform or forks as possible Do not pick up loads on tips or forks or edge of platform e For fork models adjust forks to maxi mum practical width Pick up loads on both forks Do not overload Check load center and load weight capacities on the nameplate e Make sure travel and work area is clear of obstructions Check overhead clearance before lifting loads or transporting B DAILY OPERATIONS MAINTENANCE CHECKS 1 Battery A Check for corroded and loose terminals A white powder substance will be present if there is any existing corrosion B Visually inspect for any cracks or damage to the casing C Check for loose battery tie downs 2 Charger A Inspect wire connections B Check power cord for nicks damage C Check power charger for proper mounting 3 Hydraulic System D Inspect pump and cylinder for oil leaks E Check hydraulic oil level Check hydraulic fittings and hoses G Check ram for nicks damage Frame Assembly A Check chain roller assembly connections B Check for any worn or damaged parts Page 11 POWER STAK
16. acement parts please call the Presto Parts Department Parts are shipped subject to the following terms FOB factory Returns only with approval of our Parts Department Credit cards preferred except parts covered by warranty Freight collect for truck except parts covered by warranty Freight prepaid and invoice for small parcel shipments except parts covered by warranty The warranty for repair parts 15 30 days from date of shipment Parts replaced under warranty are on a charge credit basis We will invoice you when we ship the replacement part then credit you when you return the worn or damaged part and we verify that it is covered by our warranty Labor is not covered under warranty for Parts orders Presto Lifts Parts Department 50 Commerce Way Norton MA 02766 Telephone 800 343 9322 FAX 888 788 6496 Email Service PrestoLifts com www PrestoLifts com PRESTO OWNER S MANUAL Page 30 POWER STAK PPS2200 125AS RESTOCKING POLICY PARTS Standard parts may be returned with a 2096 restocking fee Modified or custom engineered parts are not return able Unfortunately due to potentially concealed damage all sales of electrical assemblies are final QUALITY ISSUES Should you feel there 15 a quality problem please contact the seller to ask questions and gather information on how to rectify the issue Presto Lift Inc reserves the right to determine potential credits as a result of factory def
17. and inspects every piece of equipment prior to shipment If damage is apparent a freight claim must be filed with the freight company Do not use the stacker if there appears to be any damage With the stacker in a lowered position check the following Check for signs of damage especially to the back cabinet that houses the battery electrical hydraulic power pack e Check all electrical and hydraulic connec tions for tightness e Remove back panel 1 Turn key switch to OFF position 2 Push in E stop and unscrew the red knob 3 Lift off back panel There 1s enough wire PRESTO OWNER S MANUAL to the key switch to allow the panel to be set aside Inspect for any bent or damaged parts B REMOVING FROM PALLET PowerStak 15 shipped out on a pallet or skid Prior to removing the unit from the pallet or skid remove all tie down straps and packaging Visually inspect the unit as closely as possible With an overhead hoist or forklift carefully pick up the unit taking into consideration the center of gravity ofthe unit If you choose to pick the unit with an overhead hoist use a nylon sling and hoist with a minimum of 2 000 Ib capacity The nylon sling will not do any dam age to the steel construction of stacker Pick the unit up On conventional masts use the top crossmember of the lift On narrow masts the cover must be removed to access lifting equipment Be careful of the stacker swinging once fully lifted off the pallet
18. atures around freezing point battery capacity 15 reduced by 3096 The battery terminals connections and wiring should be clean and free of corrosion When cleaning any of these components wear a face shield or other suitable protective eyewear Read understand and fol low all battery and battery manufacturer s specific pre cautions while working with and or charging batteries Battery Discharge Indicator BDI Onerati D BATTERY MAINTENANCE Here second from left LED To measure the voltage use a digital voltmeter DC on FL blinks indicating reserved the battery poles The truck must not have been in use Al power is above 70 for the previous 30 minutes HI Atthis point we recommend charging the system a VOLTAGE 20 Two leftmost LEDs blinking Approx 127 V Fully charged Wi indicate EMPTY m s T TTER Approx 12 2 V 1 2 charged ee EE ear RECOMMEND charging the system BEFORE the m BDI indicates EMPTY IN ORDER TO EXTEND Approx 11 6 V Discharged BATTERY LIFE PRESTO OWNER S MANUAL Page 13 POWER STAK SECTION 6 MAINTENANCE Operation of Presto Power Stak is very simple as 15 their construction They require very little maintenance Reasonable care will result in excellent trouble free performance The Power Stak is designed for one man operation and ease of performance Grease floor wheels and casters at least once a month e Use only Hydr
19. aulic AW32 or Dextron III in the hydraulic system Do not overload your lift Check brakes steering mechanisms and trols before each use A WEEKLY OPERATIONS MAINTENANCE CHECKS DAMAGE Check for bent dented worn or broken parts LIFT SYSTEM Check to assure that there 1s no bind ing or excessive play in the forks Check for quiet and smooth operation of the lift cylinder Check all moving parts and linkage LEAKS Check hydraulic system for leaks and hydru alic oil level WHEELS AND CASTERS Check for wear and that they are turning smoothly LIFT CHAINS Check to see that they are in place and not loose FORKS Check that they are not bent or cracked BRAKE Ensure the brake works properly CABLES WIRES Check that there are no loose cables or wires LABELS Ensure all precautionary labels and guards are in place PRESTO OWNER S MANUAL B MONTHLY OPERATIONS MAINTENANCE CHECKS 1 Battery maintenance free A Clean terminals B Clean battery compartment area 1f there are signs of corrosion 2 Hydraulic System A Clean and inspect hydraulic cylinder B Lubricate chain with a rust inhibitive lubricant light machine oil C Check chain tension It should be even on both chains The chain should be tight enough so that it does not come off ofthe roller assembly 3 Frame Assembly A Clean and lubricate all roller bearings cam followers and all moving parts B Clean and
20. autions are not followed Below are the symbols and signal words along with their definitions referenced from ANSI Z535 4 Product Safety Signs and Labels Safety Alert Symbols These are the safety alert symbols They are used to alert you to potential physical injury haz ards Obey all safety messages that follow this symbol to avoid possible injury or death For use with DANGER signal word Red Background For use with WARNING signal word Orange Background For use with CAUTION signal word Yellow Background Signal Words The meaning of different signal words as defined by ANSI Standard Z535 4 indicates the relative seriousness of the hazardous situation DANGER indicates a hazardous situation which if not avoided G will result in death or serious injury Red Background WARNING indicates a hazardous situation which 1f not avoided could result in death or serious injury Orange Background CAUTION used with the safety alert symbol indicates a haz ardous situation which if not avoided could result in minor or moderate injury Yellow Background NOTICE 15 used to address practices not related to personal NOTICE 7 Blue Background SAFETY INSTRUCTIONS or equivalent signs indicate safety INSTRUCTIONS related instructions or procedures Green Background PRESTO OWNER S MANUAL Page 7 POWER STAK The battery operated stackers are very powerful l
21. ects based on its inspection of the merchandise GENERAL products shipped from our factory have passed Quality Assurance inspection and testing The carrier of choice has signed for and accepted the product in new working condition The customer should inspect to en sure it 15 not received damaged has no concealed damage or is not incomplete Parts orders are determined to be complete based upon Presto Lift Inc inspection sheets and carrier shipping weights PRESTO OWNER S MANUAL Page 31 POWER STAK PPS2200 125AS MANY NEEDS REQUIRE MANY OPTIONS Call Presto Sales for stock or customized lift inquiries 800 343 9322 Email sales prestolifts com
22. eld liable for any damages resulting from noncompliance It 15 the dealer s responsibility to exercise this limited war ranty This limited warranty is provided to the original purchaser defined as the original end user and 15 nontransferable This constitutes the complete and final agreement involving Presto Lifts and limited warranty obligations for products This manual was current at the time of printing To obtain the latest most updated version please contact the Customer Service Department or go to our website www PrestoLifts com you will find a complete list of cur rent Owner s Manuals to print PRESTO OWNER S MANUAL Page 2 POWER STAK TABLE OF CONTENTS SECTION t Io oer DIA TTE cete 2 heel Tracionand Ler SEP 4 e E 5 Responsibility OL Owners and NS ie nec 6 SECTION 2 Ee Eet ri SE 7 SECTION 3 ARTT mem 9 P Mio ceo M RR 9 Be C 9 C JPreDarddoH TOP 9 SECTION 4 tere 10 zu eRe 10 I Daily Op rations lee 11 Suggested Daily Operator Checklist 2 ccccccccccccceeavesesscceetescecceseececeeseesssaccetccceesesenacedeeaeconeecscaceseseeesneessassoes 12 SECTION 5 EE 13 Pes WU Dar
23. f the stacker It is suggested that when traveling without a load the forks be in the lowered position The speed of the stacker 1s increased by the degree of the rotation in either direction it functions like a throttle When you release your hand from the butterfly control it automati cally will resume to the neutral position and the speed of the stacker will slow down and come to a stop Turtle Speed Travel When the butterfly control is engaged forward toward the forks or reverse toward the operator if the opera tor simultaneously engages the turtle speed button the forward and or reverse speed 15 limited to 50 of full speed or turtle speed The operator can engage the butterfly forward with the right hand and engage the turtle speed button with the left hand The operator can engage the butterfly forward with the left hand and engage the turtle speed button with the right hand The reverse operation is also controlled with either hand The turtle speed is maintained only when the turtle speed button is engaged When the turtle speed button is not engaged the unit will operate at full speed The turtle speed button is a maintained contact operation Turtle Speed Control Pod Bottom POWER STAK Page 10 Electric Brake Your stacker 15 equipped with an electric magnetic brake The brake 15 applied when the handle is in its vertical position between 10 15 degrees and lowered position between 80
24. follow all instructions before operating this machine Ratings based on 24 Load Center See Owner s Manual for details PRESTO OWNER S MANUAL Page 5 POWER STAK Responsibility of Owners and Users Inspection and Maintenance The device shall be inspected and maintained in proper working order in accordance with Presto s owner s manual Removal from Service Any device not in safe operating condition such as but not limited to excessive leakage missing rollers pins or fasteners any bent or cracked structural members cut or frayed electric hydraulic or pneumatic lines damaged or malfunctioning controls or safety devices etc shall be removed from service until it is repaired to the original manufacturer s standards Repairs repairs shall be made by qualified personnel in conformance with Presto s instructions Operators Only trained personnel and authorized personnel shall be permitted to operate PowerStak Before Operation Before using the device the operator shall have e Read and or had explained and understood the manufacturer s operating instructions and safety rules e Inspected the device for proper operation and condition Any suspect item shall be carefully ex amined and a determination made by a qualified person as to whether it constitutes a hazard AII items not in conformance with Presto s specification shall be corrected before further use of the PowerStak During Operation The device shall
25. ge 25 PRESTO OWNER S MANUAL 133 5 OL 9 ATINA 2608 SI 9 ONIHSV 14d ONIOsVHO IWWAON Q3123NNOO ON ONIHSV ld MOTI3A 5 Ael3llVv8 ONIHSV 14 01 gt YADYAVHD NOILVOICNI 431 AC INdNI OV eg JSN LON OG 5 2 Ir 4 LIM S3dAl E NOWOVAL 318 2 4 HOLIMS did 1 YOLOW E el E 8 W3ISAS 9 Z 9015 O NOIOVINOO F 3019 VINOO AON39M3W3 E ASSAY qavM30O4d 09 vosi Tor e NOIOVINOO m NIVW Va 01 9 c B 5 H LIMS TUM 18 591196 ur paoj2ouuo SILIL OMT 202094025 POWER STAK PPS2200 125AS Page 26 PRESTO OWNER S MANUAL 80r SNI 80r SNI 80v SNI ZOO ZOO g g 9 elt SOVSNI Y y 9 IT 1 cf gl NNOH GIONI1OS YOLOVL AXINI JATVA NOD 2 Gl E YOLOVL LLV 01 IN MS
26. ifts capable of doing large amounts of work DO NOT OPERATE THESE LIFTS WITHOUT CAREFULLY READING THIS MANUAL In order to provide for the safe operation of these stackers Presto Lifts Inc has identified certain hazards that may oc cur during the maintenance and use of these lifts For safety reasons these units are designed to be serviced or repaired in the fully lowered position If performed properly this will greatly reduce the possibility of injury When servicing the unit 1 Key should be in OFF position 2 E stop should be depressed 3 Disconnect the batteries at the terminals Do not perform any repair work on lifts if there 15 a load on the forks or platform Do not perform any repair work if the forks or platform is in the raised position personnel must stand clear of the lift while motion Do not put hands or feet under the forks or platform not stand underneath the forks or plat form Do not stand in front of the stacker while in motion Do not stand sit or climb on the lift Do not use the lift on soft uneven or unstable surfaces Do not exceed the load center or capacity You or others around you can be seriously injured or even killed if you don t use this stacker correctly Read and obey all warnings and instructions in this manual and on the stacker It is your responsibil ity before starting work to make sure it is in good working order
27. inspect all welds C Check wheels for wear and damage D Inspect nameplate for legibility Place the serial and model number shown on the name plate on the cover of the manual for future reference 4 Electrical A Check batteries motors controllers limit switches electrical conductors and connec tions DO NOT USE LIFT IF IT IS NOT OPERATING PROPERLY OR APPEARS UNSAFE IN ANY WAY Page 14 POWER STAK ECTION 7 TROUBLESHOOTING Before starting the troubleshooting you have to A Put the truck on an even and solid surface B Turn off key switch or disconnect the battery terminals Unit will not lift motor does not run Faulty wiring from fuse to lift switch in handle Faulty lift switch Faulty wiring from battery positive terminal to pump contactor to pump motor Burned out brushes in pump motor Low hydraulic pressure caused by Pressure relief valve needs adjustment Pump check valve stuck open Faulty solenoid valve Faulty wiring from lift switch to solenoid Faulty lift contactor Defective control circuit fuse Chain or roller bound Check oil level 2 Forks will not lower Look for binding in chains or rollers 3 No electrical power Dead Batteries Keyswitch on OFF position E stop button depressed Loose or dirty battery connections Blown fuse s Faulty wiring from fuse to travel control switch Faulty control switch Faulty wiring from travel contr
28. ol switch direction contactor Faulty contactor PRESTO OWNER S MANUAL Page 15 POWER STAK PRESTO OWNER S MANUAL Figure 2 Stacker Body 6 SmaddleLeg LH fi 8 Bot 10 9 Bot 2_ Page 16 Screen 22 Nut POWER STAK PPS2200 125AS Figure 3 Control Pod Control Pod Bottom 6 TurleSpeedSwitch PRESTO OWNER S MANUAL Page 17 POWER STAK PPS2200 125AS Figure 4 Steering Component Item Qty indle Cover gt em Drive wheel Assy i Spindle Assy Spring Washer Bot 59 441 2 00 5 65 gt 00 a 01521212 pring Washer Sel __ Bearing 7 SpidleSea o cro Switch un nap Ring pindle Collar ir Spring un Bolt Spring Washer ixing Shaft ontrol Handle nchor Handle ontrol Pod Collar Spindle 2 PRESTO OWNER S MANUAL Page 18 POWER STAK 6 2 8 eng Jl 1 35 Flat Key Figure 5 Drive Unit re re rs 5 55 7 7 ri S j d CH f A ip H ran i POWER STAK Page 19 PRESTO OWNER S MANUAL Figure 6 Carriage Assembly PRESTO OWNER S MANUAL Block Load Bracket Assembly SnapRing Feed Shaft 10 T 12
29. on or under the forks or allow anyone else to stand on or under them Never ride on the stacker or allow anyone else to ride There is no safe place to sit or stand Before you leave your stacker be sure to lower the forks to the floor Shut the stacker off with the key Page 8 POWER STAK DO NOT use this stacker until you have been trained and authorized to do so DO NOT operate until you have read all warnings and instructions DO NOT exceed load center or load weight capacities check capacity plate DO NOT operate until you have checked the conditions ofthe stacker lift systems forks chains and cables DO NOT use if any part is damaged worn or not work ing properly DO NOT use on ramps or inclines Only smooth level surfaces DO NOT use for lifting or carrying people DO NOT handle unbalanced unstable or loosely stacked loads DO NOT travel with forks or platform in an elevated position DO NOT handle tall unsecured or unstable loads that could fall DO NOT allow people to stand or pass under forks or platform with or without load DO NOT operate when parts of anyone s body may be close to mast structure or any moving parts DO NOT drop loads on platform or forks DO NOT alter or modify this stacker in any way SECTION 3 INSTALLATION A INSPECTION Upon receipt of the stacker inspect the equipment com pletely to determine if there is any shipping damage and that the lift is complete Presto tests
30. ponents should become defective within the limited warranty period Proof of purchase is required for warranty The charge for shipping the defective component 15 the responsibility of the buyer and must be accompanied with an RGA number The shipping charge to return the component to the buyer 1s the responsibility of Presto Lifts Inc This limited warranty does not cover labor expense for removal or reinstallation of components after thirty days This limited warranty shall not cover among other things damages resulting from foreign matter or water failure to provide reasonable and necessary maintenance and if applicable use of product while charger 15 plugged into an AC outlet or failure to follow operat ing instructions The limited warranty 15 not valid for damage resulting from negligence accident unreasonable use abuse or misuse exceeding data plate capacities or altering the product without Presto Lifts authorization Presto Lifts expressly disclaims and excludes any liability for consequential incidental indirect or punitive damages or financial loss to people or property resulting from any breach of warranty or the operation or failure of this product Presto Lifts makes no representation that this product complies with local state or federal safety product standards codes Should this product fail to comply in any way with those codes it shall not be considered a defect of materials or workmanship Presto Lifts shall not be h
31. se 13 B Charging the 57 18 13 C Vy ATL TALES DIEGO cles 13 I Battery E T MM On eee ee 13 B EE E 13 SECTION 6 DNATA TA 14 pc Weekly Operitions Maintenance 14 B Monthly Operations Maintenance Checks 14 SECTION 7 0 101118 te 15 ORDERING REPLACEMENT PARTS EE 30 RESTOCKING POLICY eebe 31 LIST OF FIGURES Figure 1 Operational 7 Figure 2 Stacker Body eau EC 16 09 545460410 os E 17 Figure 4 Steering Component oerte orna orn 18 misc Dive c YY 19 Figure 6 Ee e 20 Figure 7 Mast RE E 21 Figure S Ge 22 Figure 9 HWraulle SVSleliusd 23 Figure 10 Hydraulic C sten iate een em REUS 24 Figure 11 Control Panel 25 Figure 12a 4 b Electrical Schematic 26 27 Figure 13 Battery Ue
32. t Also make sure that the length of the forks corresponds to the length of the pal let In this way the load rollers will place themselves in the opening at the end of the pallet so that when you raise the forks you will not break the bottom boards of the pallet Always make sure that when entering the pallet that the forks are in the fully lowered position Be careful when lifting pallets that are too short or too long for the stacker It might destroy your pallet by breaking the bottom boards and if the forks project through the end of the pallet the tips of fork may go into the next pallet that is behind the pallet that you are lifting which may bend the tips of forks and overload the capacity of the stacker Travel Function To travel rotate the butterfly controls throttle on the up per part of the handle When rotating the butterfly con trol towards the forks the stacker runs forwards in the Figure 1 Operational buttons Control Pod Top Button Butterfly Speed Control Butterfly Direction Control Speed Control Belly Button 1 i Lift Up PRESTO OWNER S MANUAL Direction Control Lift Down Lift Up forks first direction When rotating the butterfly towards the operator the stacker runs in the reverse direction Always make sure the stacker clears any obstruction when traveling and that your path of travel 15 clear of people Never carry loads above the loading capacity o
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