AA4C AA-2PFP45, User Manual

Page 1: ...Version Serial No Production Date USER S MANUAL ELECTRO HYDRAULIC TWO POST LIFT AA 2PFP45 AA4C AUTOMOTIVE CO LTD ...

Page 2: ... OIL 3 2 5 ELECTRICAL DIAGRAM 4 2 6 HYDRAULIC OIL HOSE CONNECTION DIAGRAM 4 2 7 VEHICLE WEIGHT AND SIZE 4 2 8 MAXIMUN DIMENSIONS OF VEHICLES TO BE LIFTED 5 Chapter 3 SAFETY 5 3 1 GENERAL PRECAUTIONS 5 3 2 RISKS OF ELECTRIC SHOCK 5 3 3 RISKS AND PROTECTION DEVICE 6 3 4 LONGITUDINAL AND LATERAL MOVEMENT 6 3 5 RISKS WHILE THE VEHICLE IS BEING RAISED 7 3 6 RISKS OF PERSONS 8 3 7 SAFETY INSTRUCTIONS FO...

Page 3: ...D USE 16 5 1 COMMANDS 16 5 2 OPERATING SEQUENCE 16 Chapter 6 MAINTENANCE 17 6 1 PRECAUTIONS 17 6 2 PERIODIC MAINTENANCE 17 6 3 PERIODIC LUBRICATION CHART 19 Chapter 7 TROUBLESHOOTING 19 7 1 TROUBLE SHOOTING GUIDE 19 7 2 POSSIBLE PROBLEMS AND SOLUTIONS 19 APPENDIX A SPECIAL NOTES 21 APPENDIX B SPARE PARTS 22 WARRANTY 27 ii ...

Page 4: ...ft Fig 2 1 1 FIXED STRUCTURE The structure consists of 2 posts service Fig 2 1 and command Fig 2 10 side post built with bent steel plate The base is welded to a drilled plate to be anchored to the floor The hydraulic power unit Fig 2 7 are attached to the command post Inside each post are the moving parts to lift the vehicles The column set on the base 1 2 MOVING UNITS Each unit consists of Both ...

Page 5: ... valve Oil tank Fig 3 4 An oil delivery and return flexible pipe to the cylinders feeding circuit Note The oil delivery pipe may be under pressure Fig 3 Hydraulic Power Unit 1 6 SAFETY DEVICES The safety devices include Mechanical safety device for carriage Arms locking system 4 foot guards on the arms A synchronous device to control the carriages movement End limit switch General electric safety ...

Page 6: ...ss IP54 IP54 Type 90L4 90L4 Table 2 The motor must be connected with reference to the attached wiring diagrams The motor rotation direction must be the same as shown by the arrow on the pump if not modify the electrical connections see Chapter 4 INSTALLATION ELECTRIC PLANT CONNECTION 2 3 HYDRAULIC UNIT PUMP MOTOR 3Ph 1Ph Type R T Model PHC PHC Size 7 8cm 3 g 6 0cm 3 g Transmission coupling type E3...

Page 7: ...al lowering valve 4 Check valve 5 Motor 6 Pump 7 Filter 8 Pressure relief valve 9 Flow control valve 10 Tank Table 5 2 7 VEHICLE WEIGHT AND SIZE Lift rack can be adapted to virtually all vehicles no heavier than 4000kg the dimensions of which do not exceed the following Max width 2400mm Max wheelbase 3000mm 2 8 MAXIMUM DIMENSIONS OF VEHICLES TO BE LIFTED The underbody of cars with low ground clear...

Page 8: ...ive procedures to use general and specific precautions to eliminate potential hazards WARNING Lift is designed and built to lift vehicles and hold them in the elevated position in a closed workshop All other uses are unauthorized in particular the lift is not suitable for Washing and respire work Creating raised platforms or lifting personnel Use as a makeshift press for crushing purpose Use as go...

Page 9: ...e vehicle or other psaltery 3 3 RISKS AND PROTECTION DEVICE We shall now examine the risks to which the operator and the maintenance fitters may be exposed when the vehicle is immobilized in the raised position together with the protection devices and adopted by the manufacture to reduce all such hazards to the minimum 3 4 LONGITUDINAL AND LATERAL MOVEMENT Longitudinal movement is considered the b...

Page 10: ...ly authorized vehicle Fig 8 Fig 9 are raised without exceeding the rate capacity and overall dimensions Fig 12 Correctly Loaded Vehicle 3 5 RISKS WHILE THE VEHICLE IS BEING RAISED The following safety devices have been installed to protect against overweight conditions and equipment failure The thermal relay in the electric box will trip if the motor is overloaded The maximum pressure valve Fig 13...

Page 11: ...le are descending personnel are prohibited from entering the area beneath the moving parts of the lift Fig 18 The lift operator must not start the maneuver until it has been clearly established that there are no persons in potentially dangerous positions 3 6 RISKS OF PERSONS This paragraph illustrates risks to which the operator maintenance worker or any person near the operating area of the lift ...

Page 12: ...2 NEVER LEAN OBJECTS AGAINST THE POSTS OR LEAVE THEM IN THE AREA WHERE MOVING PARTS ARE LOWERED This could hamper lowering or cause the vehicle to fall from the rack Fig 23 Fig 23 Fig 20 3 6 6 SLIPPING 3 6 5 RISK OF VEHICLE FALLING FROM LIFT This risk may arise due to spillage of lubricants in the This risk could be caused by the incorrect positioning on surrounding area Fig 24 the arm disk suppor...

Page 13: ...s and maintenance work recommended in Chapter 6 MAINTENANCE must be observed 3 6 9 RISK RELATED TO IMPROPER USE Persons are not permitted to stand or sit on the platforms during the lift maneuver or when the vehicle is already lifted Fig 26 All uses of the lift other than the uses for which it was designed are liable to give rise to serious accidents involving the persons working in the immediate ...

Page 14: ...he clearances between walls pillars other machines etc indicated in Fig 27 and incompliance with any legislative requirements in the county of installation Check in particular Minimum height 5000mm inclusive of height of vehicle maximum height of arms i e 1900mm and upper post height i e 2828mm Min distance from walls 600mm Min working area 700mm Area for command station Area for maintenance acces...

Page 15: ... of the various parts is to be considered in order to provide a lifting machine with the minimum capacity 500kg and max lifting height of 2900mm Before starting to assemble the lift check the crate contains all the needed material 4 4 1 POST ASSEMBLING Install both boards on the bases keep the main column upright and put the stiffs which are no less than 100mm on the upside for the convenience of ...

Page 16: ...ply plant to the lift is equipped with the protection device required by current standards in the country where the machinery is installed The power supply line has the following cross section Lift voltage 400V three phase Min 2 5mm 2 Lift voltage 230V three phase Min 4mm 2 Lift voltage 230V single phase Min 6mm 2 The voltage oscillations are within the tolerance range set forth by the specificati...

Page 17: ...lever until the carriages rest on the safety wedge CUT OFF THE POWER SUPPLY TO THE LIFT Grease the holes φ40 on the arms ends Mount the arms into the carriage supports and insert the dowel pins into the support holes as shown in Fig 36 Notice the entry of both arms is the same with the entry of the vehicle Fig 36 4 4 6 INSTALL SPRING SCREW Make 14 drills on the basement with a helical concrete bit...

Page 18: ... That the up button and lowering lever operate correctly That the rack reaches the maximum height That there are no abnormal vibrations in the posts and in the arms That the safety wedges enter the iron pads under the carriage That the rise limit switches trip That the safety wedges trip After having done all as previously recommended the height difference between the arms of the two carriages is ...

Page 19: ...ally lets the Fig 38 5 1 CONMANDS 5 1 1 UP PUSH BUTTON If pressed it activates the electric motor and mechanisms that lift the carriage 5 1 2 LOWERING LEVER By pressing down the lowering lever it activates the pressure relief valve The oil from oil cylinder returns to the oil tank The carriage lowers 5 2 OPERATING SEQUENCE Position the lift arms in the hold points prescribed for the vehicle adjust...

Page 20: ...s To perform maintenance correctly refer to the following documents supplied by the rack manufacturer Complete functional diagram of the electric equipment and auxiliary equipment indicating the power supply connections Hydraulic diagram with lists of parts and max pressure values Exploded drawings with the data needed to order spare parts List of the possible causes of malfunctions and recommende...

Page 21: ...inated oil is the main cause of malfunctions of the valves and leads to a brief service life of the gear pumps SYNCHRONOUS CABLE Check the pulleys and pulley races conditions Control the cable wear by checking diameter possible broken wires other damages or relevant changes With a paintbrush grease the cable in order to avoid corrosion or breakage due to oxidation 6 2 5 EVERY 12 MONTH General chec...

Page 22: ...oise overheating leaking fluids etc Pay special attention to lifting parts cylinders and safety devices Use all the documentation supplied by the manufacturer wiring diagrams etc 6 3 PERIODIC LUBRIFICATION CHART Lubricate the rack as indicated in Fig 40 Grease must be taken from perfectly closed tins and or well preserved Old or damaged grease may damage the lubricated part Lubricate every three m...

Page 23: ...d Change it call Service Center Malfunction in the electric plant Lift does not descend Call Service Center Carriages still lean on security de Make the correct descent sequence vices Repair the hydraulic circuit damage Block valves have tripped The lift does not rise to the maximum Oil is not enough Add oil into the power unit oil tank height After having released the up pushbut Drain valve dose ...

Page 24: ... IN CHAPTER 3 WHICH ARE ALSO VALID FOR ASSEMBLING The machine must be demolished by authorized technicians just like for assembling The metallic parts can be scrapped as iron In any case all the materials deriving from the demolition must be disposed of in accordance with the current standards of the country in which the rack is installed Finally it should be recalled that for tax purposes demolit...

Page 25: ...ntrol box must be blocked in position 0 with a lock The key of the lock must be kept by the maintenance fitter during the maintenance operation B 2 PROCEDURE FOR ORDERING SPARE PARTS To order spare parts Indicate the serial number of the lift and the year built Indicate the code of the piece requested see the CODE columns in the tables Indicate the quantity required The request must be submitted t...

Page 26: ...USER S MANUAL 23 ...

Page 27: ...USER S MANUAL 24 ...

Page 28: ...r 4 d12 14 TPF4 200 11 01 Rack spindle 4 15 GB91 86 Shaft sheath 4 16 GB97 2 85 Flat washer A 4 d10 17 TPF4 200 11 02 Spring 4 18 TPF4 200 11 04 Rack board 4 19 TPF4 200 11 05 Ramp board 4 20 GB6170 86 Nut 4 M10 21 GB97 2 85 Flat washer 4 d10 22 GB93 87 Spring washer 4 d10 23 Ball handle 4 24 TPF4 400 07 Bolt 8 25 TPF4 400 01 Rubber washer 4 Rubber 26 TPF4 400 02 00 Salver jointing 4 Jointing part...

Page 29: ...Carriage jointing 2 Jointing parts 47 TPF4A 200 12 Nylon block 16 Nylon1010 48 GB91 86 Shaft sheath 2 2 5X32 49 GB97 2 85 Flat washer 2 d20 50 TPF4 300 00 arrester jointing 2 51 TPF4 300 02 Pull spring 2 52 GB70 85 Inner hexangular bolt 2 M6X30 53 TPF4 300 09 Spring 2 54 TPF4 300 05 01 Pull rope 2 55 TPF4 300 05 02 Sheath pose 4 59 TPF4 500 01 Hydraulic cylinder 2 60 TPF4 100 14 02 Spindle 2 61 TP...

Page 30: ...arranty only applies to the original purchaser of the equipment This warranty does not extend to defects caused by ordinary wear abuse misuse shipping damage or damage as the result of improper maintenance This warranty is exclusive and in lieu of all other warranties expressed or implied In no event shall the manufacturer be liable for special consequential or incidental damages for the breach or...