Hpt 50-55 Oct 2011.indd - Cisco
Contents
1. bly 1 42 1 Install new valve assembly 1 42 including copper brush valve 2 Fit spring pin 1 38 3 Repeat step 1 4 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 15 2 1d Take out piston cylinder 1 31 2 Lift drops automatically 2 1a h Renew Seal 1 33 2 1a Take out circlip B2 22 2 1h Pour in new oil Page 16 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES 3 Lift will not drop 3 1 Check the chain 1 8 4 2a c Leak from piston carriage 1 Replace a broken chain 4 2a Take out 1 17 2 Check the shaft 1 12 and screw 1 21 Be sure the shaft 1 12 is fixed on pump body by screw 1 21 If shaft 1 12 is not fixed the chain will be damaged by handle operation If the chain and shaft have no prob lem continue to step 3 2 3 2 Replace valve assembly 1 42 Refer to step 1 5 4 Pallet Truck is leakin 4 1a b Leak from piston 4 1a Take out 1 17 4 2c Renew seal 1 32 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 17 5 Wheel problem 5 1a c Problem of steering wheel 5 2b Hit out shaft 5 1a Take off the wheel cap 5 2c Change load wheel 6 Change or add oil 6 1a g Change oil 6 1a Take out circlip B22 2 5 1c Change steering wheel 5 2a c Change load wheel 5 2a Take out spring pin 22 amp 23 amp 24 Page 18 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES 6 2a b Add oil 6 2a Unscrew 1 27 gt xe e Q x oO gt2. charge credit basis We will invoice you when we ship the replacement part then credit you when you return the worn or damaged part Presto Parts Department 21 Park Street Attleboro MA 02703 Telephone 800 343 9322 FAX 888 788 6496 Email service PrestoLifts com www PrestoLifts com Page 20 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES RESTOCKING POLICY Presto Lift Inc s goal is for you to be satisfied with your order Merchandise may be returned but returns will be subject to a restocking fee to cover the costs Presto Lift Inc incurs which include but are not limited to handling storage of the units etc Presto Lift Inc will issue refurbishing costs where end user wear is apparent We would prefer to not charge for these costs but find it necessary any apologize for any inconvenience Please review the RETURN MATERIALS AUTHORIZATION RMA PROCEDURES PARTS Standard parts may be returned with a 20 restocking fee Modified or custom engineered parts are not returnable Unfortunately due to potentially concealed damage all sales of electrical assemblies are final QUALITY ISSUES Should you feel there is 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 defects based on its inspection of the merchandise GENERAL All products shipped from our
3. Ba OO oo Ne CH Re ol ec bei Kat Q CH Q 6 Kita O Bi QD Kall Ke o c98 Half Circle 09 CH Steel Wheel pa 9000 5 Copper Washer CH 00 N U a U U U CH CH COiOlIOOyOCOH DID DH oleoleioi Eco E Page 6 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Prior to September 2008 Figure 2 Lift Exploded View 32 34 35 Nb P ex CS lt 37 2A 27 A 37 5 37 8E pZ 37 7 27 1 37 7 37 5 37 8E PN oa 14 3 18 17 16 14 2 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 7 Description Table 2 Lift Items Description Handle assy Pump assy Spring pin Bearing Spring pin Pressure plate Circlip Wheel shaft Washer Steering wheel assy Nylon wheel PU cover cast iron Rubber cover aluminum PU cover aluminum Circlip Arm pin Left arm Copper bush Copper bush Copper bush Copper bush Copper bush Spring pin Push pod Spring pin Exit roller Spring pin NPBNNNAPNNNRFNNNNNNNNRPRPRPNFNF kA Page 8 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Shaft Load wheel frame Spring pin Shaft Shaft Single load wheel assy Bearing Washer Dust ring Circlip Load sheel Washer Bush Wheel plate Nut Shaft Tandem load wheel assy Circlip Long shaft Fork body Circlip Entry roller Shaft Cap of bearing NNN P 652 OO AO e NN SS k kA FM Prior to September 200
4. C ball B and channel A Channel B Transport A A Channel C 1 Put finger tip 1 6 to Neutral Position Part 1 39 move at D1 direction Ball A open 2 Lift handle Oil flow to piston from oil tank through channel A 3 Press handle Oil flow to oil tank from piston through channel B ball A and channel A Figure 1 1 Cut away pump diagram PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 13 Troubleshooting 1 Truck will not lift 1 4a c Adjust the valve 1 4a Release screw 1 40 1 1 Release the air in pump Put the finger tip to lower position Pump handle about 10 times 1 4b Screw nut 1 39 in a circle circle along counterclockwise direction 1 2 Check the chain 1 8 Check chain 1 8 if it doesn ot cross the shaft 1 12 Kap please refit it 1 4c Check if it can be lifted If it still does not lift move to step 1 5 If the truck lifts 1 Lift the truck to the top postiion 2 Put the fingertip to 1 4c position screw nut 1 39 conuterclockwise until the Hand Pallet Truck starts to lower 3 Screw 1 40 1 3 Check symbol Symbol on handle 1 3 and pump 1 5 must be the same Page 14 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES 1 5a e Replace Valve Assembly 1 42 1 5d Screw out copper brush of valve 1 5a Place the truck on its side assembly 1 42 1 5b Hit out spring pin 1 14 and take off lowering level 1 38 1 5e Take out valve corn of valve assem
5. t e e Q E gt O T o 6 1d Take out piston cylinder 6 2b Add oil 6 1e Take cap off of pump 6 1f Pour out oil 6 1g Pour in new oil PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 19 Three month maintenance schedule 1 Check oil level 2 Lubricate joints pins axles oushrods steering wheel bearings with good molybdenum type grease 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 is located within the scissors mechanism To order replacement parts please call the Presto Parts Department Parts are shipped subject to the following terms e FOB factory e Returns only with the approval of our parts department e Credit cards preferred except parts covered by warranty e Freight collect for truck except parts covered by warranty e Freight prepaid and invoice for small parcel shipments except parts covered by warranty Parts replaced under warranty are on a
6. the length of the forks 7 Make sure the length of the forks match the length of the pallet Using a pallet truck where the forks are longer than the pallet will damage the truck if the pallet truck is pushed through the pallet and the forks are under a second pallet behind the one being lifted When lowering the load make sure the area beneath the pallet is clear 8 Observe traffic regulations Yield right of way to pedestrians Stop at cross aisles 9 Hand Pallet Trucks are for general operation on level flat hard surfaces 10 It is recommended that the operator wear se curity shoes when using the Hand Pallet Truck Failure to follow these instructions may cause serious injury to the operator or others PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 11 HPT 50 amp 55 Series Service Manual Page 12 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES The principle of hydraulic pump See figure 1 1 Lifting 1 Put finger tip 1 6 on Lifting Position Lift handle hydraulic oil flow from oil tank through channel A Ball Aopen Oil flow to piston through channel B 2 Press handle Ball A closed Ball B open Oil flow to sylinder from piston through channel B and channel C Cylinder lifted Truck lifted Lower 1 Put finger tip 1 6 to Lowered Position 2 Part 1 39 move at D1 direction Ball A and ball B open Oil flow to oil tank from cylinder through chan Overload Value Assembly nel
7. 8 Figure 3 Pump and Handle Exploded View PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 9 Prior to September 2008 Table 3 Pump and Handle Items Description Description Stop rubber Spring pin Handle Spring pin Spring pin Lowering level inger tip Linkage Chain Chain rod Pressure roller Shaft Shaft Spring pin Spring plate Spring cap Spring Plunger assy Seal DH18 Seal DH18 Screw Spring pin Pump body Washer Screw plug O ring 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 Page 10 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Seal UN32 Screw Pump cap O ring P62 Ball Washer Circlip Cylinder O ring P31 Seal UN32 Pin O ring O ring O ring Activator Bolt Nut Spring pin Valve assy O ring Washer Bolt PU washer PU washer Overload valve assy GA k k k k k A A PPP RP RP k k RP RPP PPP k k k Ei Instruction Raised Position Depress the lever and pump handle until pallet has reached the desired height A clearance of 1 be tween the floor and pallet is usually sufficient to move the load Do not lift load with one fork or extremity of forks Neutral Position The neutral position is found between the raise and lower position This neutral drive position disengag es the lifting mechanism making the handle free from hydraulic resistance and becomes almost weightless yet the forks retain their raised posit
8. Presto worldwide material handling _ Ss and ergonomic solutions A tor HPT aes 50 amp 55 Series Hydraulic Hand Pallet Trucks d Operating instructions spare parts list service manual Model Number Serial Date Placed in Service IMPORTANT READ CAREFULLY BEFORE INSTALLING OR OPERATING LIFT Part orders are subject to a 50 minimum charge October 2011 This manual was current at the time of printing To obtain the lat est most updated version please contact Presto Lifts Customer Service Department or go to our website www PrestoLifts com you will find a complete list of current owner s manuals to print Page 2 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES CONTENTS Handle Assembly Instruction FIGURE 1 LIFT EXPLODED VIEW after September 2008 TABLE 1 LIFT ITEMS after September 2008 FIGURE 2 LIFT EXPLODED VIEW prior to September 2008 TABLE 2 LIFT ITEMS prior to September 2008 FIGURE 3 PUMP AND HANDLE EXPLODED VIEW prior to September 2008 TABLE 3 PUMP AND HANDLE ITEMS prior to September 2008 Instructions Service Manual The Principle of Hydraulic Pump Troubleshooting 1 Truck will not lift Lift drops automatically Lift will not drop Truck is leaking Wheel Problem Change or Add Oil Three Month Maintenance Schedule ORDERING REPLACEMENT PARTS RESTOCKING POLICY WARRANTY PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 3 Han
9. dle Assembly Instruction 1 Make sure the symbol on the handle and pump 2 Take out screw 1 21 are the same Hit out shaft 1012 EE 000 an 4 Insert chain through 5 Connect chain with acti take out the chain from handle Hit in shaft 1 12 vator 1 38 shaft 1 12 6 First put spring pin 1 7 Take out steel axle from 8 Depress pump handle about 10 times 21 in pump Then put in pump while keeping fingertip on Lower Position to screw 1 21 release air from pump Page 4 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES CO CH O N 2 02 Q Q 0 Sa 2 st Figure 1 Lift Exploded View C72 C73 C74C75 C76a C76b C77 c90 Cep 691 c98 C97 C96 C95 CH C100 C99 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES Page 5 After September 2008 Table 1 Lift Items 7 a 7 009 7 040 1 76a Single Fork Wheel Te 4 76b Double Fork Wheel oe 4 77_ Nog of Fork Wheel 09 78 Shaft Tor Dounie Wheat 09 4 7 4 7 4 5 5 054 5 5 O Ring e e ES e 070 Ki lt 02 ojojo Blo Pp ajojn D O 4 CH g O O ine QO D Q oo O Q O o O10 alan Q s4 809600 e T K olojo loo E o G M ol 8 Elastic Pin Q 006 609600 a7 srn 09 Taste 090 609600 cor Long Sht 99 Retaining Ring for Axe 1 000 6 04900 96 _ Retaining Ring fore O10 eo Be OJO Xj CH a a
10. 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 ensure it is 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 HPT 50 amp 55 SERIES Page 21 Presto Lifts Limited Warranty Policy Presto Lifts warrants all of its products against defects in the welded structural frame and if ap plicable scissor legs from faulty material and workmanship for a one 1 year period from the date of invoice date All other components have a limited warranty against defects in faulty material and workmanship for a one 1 year period from the date of invoice 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 mer chantability 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 compo nents should become defective within the limited warranty period Proof of purchase is required for warranty The charge for shipping the defective component i
11. ion Always use the neutral position when moving a load Lowered Position Pull the lever up to lower the forks The lever is spring loaded for lowering only therefore when you release the lever it will automatically return to the neu tral position WARNING For safe operation of Hand Pallet Truck please read the following instructions 1 Do not operate the Hand Pallet Truck unless you are familiar with it and have been trained and au thorized to do so Read all warnings and instructions in this manual and on the machine 2 Do not operate the Hand Pallet Truck until you have checked its condition Give special atten tion to the wheels handle forks lift and lower con trol Do not operate damaged or faulty trucks Do not attempt repairs unless you are trained and authorized to do so 3 Operate Hand Pallet Trucks only from the designated operating position Never place any part of your body in the lifting mechanism or under the forks or load Do not carry passengers 4 Do not handle unstable or loosely stacked loads Use special care when handling long high or wide loads to avoid losing the load striking by stand ers or tipping the trucks 5 Do not overload the truck Check capacity plate for carrying capacity information Overloading may cause truck to perform incorrectly 6 The capacity of the Hand Pallet Truck as sumes an evenly distributed load with the center of the load being at the halfway point of
12. s the responsibility of the buyer and must be accompanied with an RGA number The shipping charge to return the component to the buyer is 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 ap plicable use of product while charger is plugged into an AC outlet or failure to follow operating instructions The limited warranty is 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 held liable for any damages resulting from noncompliance It is the dealer s responsibility to exercise this limited warranty This limited warranty is provided
13. to the original purchaser defined as the original end user and is nontransferable This constitutes the complete and final agreement involving Presto Lifts and limited warranty obligations for products Page 22 PRESTO OWNER S MANUAL HPT 50 amp 55 SERIES MANY NEEDS REQUIRE MANY OPTIONS Presto x a LET PRESTO MEET THOSE NEEDS Call Presto Sales for stock or customized lift inquiries 800 343 9322 Email sales prestolifts com d
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