Autoquip PLTC-58120 Installation, Operation And Service Manual Download | Manualshive

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Hydraulic Schematic

– Contractor Power Unit

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Summary of Contents for PLTC-58120

Page 1: ...TALLATION OPERATION AND SERVICE MANUAL PLTC SCISSORS DOCK LIFT 1058 West Industrial Avenue Guthrie OK 73044 1058 888 811 9876 405 282 5200 FAX 405 282 3302 www autoquip com Item 830PLT Version 6 0 10...

Page 2: ...on 15 4 1 Remote Power Unit Installation 15 4 2 Power Unit Wiring 15 4 2 1 Contractor Remote Power Unit 15 4 2 2 Heavy Duty Remote Power Unit 15 4 3 Pit Installation 16 4 4 Surface Installation 21 4 5...

Page 3: ...aulic Cylinder Repair 33 6 3 2 Bleeding Air From System 36 6 3 3 Hydraulic Velocity Fuse and Flow Control VF FC Replacement 36 6 3 4 Hose Orientation 37 6 3 5 Schematics and Field Wiring Details 38 6...

Page 4: ...damage found must be noted on delivery receipt In addition to this preliminary inspection carefully inspect lift for concealed damage Any concealed damage found that was not noted on delivery receipt...

Page 5: ...2 6 Before Operation Before using lift operator must Read and or had explained and understood manufacturer s operating instructions and safety rules Inspect lift for proper operation and condition Any...

Page 6: ...e been used in a manner contrary to the manufacturer s limitations or recommendations as stated in the manual or that have been repaired altered or modified in any manner outside of Autoquip Corp s ma...

Page 7: ...80 60 8000 72 96 12 4700 6400 6400 6400 6080A 60 8000 96 96 12 4890 6400 6400 5400 6080S 60 8000 72 120 12 4800 6400 6400 6400 6080B 60 8000 84 120 12 5100 6400 6400 6000 6080K 60 8000 96 120 12 5300...

Page 8: ...duced 2 for each one inch extension from edge of platform If load is rolling onto platform in any but fully lowered position end and or side load capacity is reduced by dividing the rated end side loa...

Page 9: ...eath or serious injury CAUTION Indicates a hazardous situation which if not avoided could result in minor or moderate injury NOTICE Indicates a situation that could result in damage to the lift or oth...

Page 10: ...DS to understand the product safe handling procedures and first aid measures relating to product Follow this information when servicing or repairing lift Do not drain or pour any fluids or lubricants...

Page 11: ...azard Clean up spilled fluids and lubricants 3 5 Maintenance Prevent serious injury or death Disconnect and or lock out electrical supply to power unit prior to any maintenance being performed Prevent...

Page 12: ...3 7 Labels To protect against death or serious injury all labels must be on lift and must be legible If any of these labels are missing or cannot be read call Autoquip for replacement labels i WARNIN...

Page 13: ...13 1 DECAL_CAPACITY 2 36430050 3 36401487 4 36401560 5 06100010...

Page 14: ...14 6 36403225 7 36400265 8 36400257 9 36403720 10 36433670...

Page 15: ...ent pump assembly with an internal relief valve check valve and down solenoid valve 2 Because an Autoquip Super Torque motor actually delivers substantially more horsepower than the nameplate rating i...

Page 16: ...drawing 82600431 below Pit should be 2 longer and 2 wider than lift platform to allow a 1 gap between platform and pit Pit depth should allow for shims or grout 2 Conduit diameter must be a minimum o...

Page 17: ...17 PLT Pit Detail See Pit Installation Notes...

Page 18: ...ulic Piping Hose Size Up to 25 feet ID 26 feet to 50 feet ID Over 50 feet 1 ID 6 Fittings have been provided to extend the hose connection outside the bevel toe guard Point the elbow toward the pipe c...

Page 19: ...19 Lifting and Installation...

Page 20: ...tioning adjustments 15 Adjust platform to a clearance of 1 minimum around perimeter between platform and pit angle NEVER go under a raised lift platform until load is removed and lift is securely bloc...

Page 21: ...HILTI Kwik Bolt Molly Parabolt or similar 1 Verify lift is positioned correctly 2 Raise the platform and install the maintenance leg see Maintenance Device Instructions section 3 Drill holes in concre...

Page 22: ...22 4 6 Bridge Lifting Chain Installation Steel Bridge...

Page 23: ...23 4 7 Bridge Lifting Chain Installation Aluminum Bridge...

Page 24: ...24 4 8 Bridge Winch Installation Steel Bridge...

Page 25: ...25 4 9 Bridge Winch Installation Aluminum Bridge...

Page 26: ...26 4 10 Pit Modification Installation for Mechanical Wheel Chock...

Page 27: ...Select from the following mounting configurations Raise one side of skirt along with a skirt mounting bar 1 8 x 1 to side of bevel toe guard When possible center skirt mounting collar and skirt mount...

Page 28: ...sired position Do not operate lift on relief for more than a few seconds When on relief valve will make a squealing sound 3 Press DOWN button to lower lift Release button when lift reaches desired pos...

Page 29: ...ove the load from the lift prior to blocking could cause the failure of the maintenance device and allow the lift to fall unexpectedly This can result in personal injury or death 2 Raise the lift to i...

Page 30: ...30 Figure 6 1...

Page 31: ...tag out procedures Disconnect and tag all electrical and or other power sources to prevent an unplanned or unexpected actuation of the lift 7 Once inspection or work is complete reverse the performan...

Page 32: ...h Or 100 Hours Of Operation Check quality of oil Replace if discolored oxidized cloudy or otherwise contaminated Do not overfill reservoir Always use clean fluid Inspect lift cylinder rods for scoring...

Page 33: ...eel Tube Tank for Internal Power Units Oil capacity is approximately 2 gallons or 8 quarts Oil level should be 1 to 1 1 2 below the top of the reservoir Use approved fluids only Use of unauthorized fl...

Page 34: ...ylinder Pull piston rod out to remove upper bearing 4 After all internal components have been removed inspect inner walls of barrel Use a cylinder hone to remove any apparent nicks or scratches Clean...

Page 35: ...35 Figure 6 3 Cylinder Seals...

Page 36: ...or sealing 1 Check that lift anchors are tight when used Check all pins and other mechanical and hydraulic connections 2 Restore oil level See oil recommendations in Oil Requirements section 3 Turn on...

Page 37: ...to threads and install fuse to cylinder with arrow pointing away from cylinder Tighten fuse 3 Fill reservoir to full mark if necessary with proper oil 4 Check all fitting connections for hydraulic le...

Page 38: ...38 6 3 5 Schematics and Field Wiring Details Electric Schematic 5HP 3Ph Contractor or Vertical Power Unit...

Page 39: ...39 Electric Schematic 5HP 3Ph Continuous Running Vertical Power Unit...

Page 40: ...40 Electric Schematic 5HP 1Ph 230V Vertical Power Unit...

Page 41: ...41 Electric Schematic 3HP 1Ph 115V Vertical Power Unit...

Page 42: ...42 Hydraulic Schematic Contractor Power Unit...

Page 43: ...43 Hydraulic Schematic Vertical Power Unit...

Page 44: ...44 Hydraulic Schematic Continuous Running Vertical Power Unit...

Page 45: ...45 Push Button Wiring Diagram...

Page 46: ...46 Guarded Foot Switch Wiring Diagram...

Page 47: ...47 Guarded Foot Switch Assembly...

Page 48: ...48 Optional Limit Switch Mounting Diagram PLTC 6050 to 6060...

Page 49: ...49 Optional Limit Switch Mounting Diagram PLTC 6070 to 58150...

Page 50: ...tag out procedure See Maintenance Devices section Pressurized fluids can penetrate the skin Hydraulic hoses can fail from age damage and exposure Do not search for hydraulic leaks without body and fa...

Page 51: ...y be seized if motor is humming or blowing fuses on overload protection devices Remove pump Pump can be rotated by hand unless seized Check for cracks in housing Down solenoid valve stem may be bent c...

Page 52: ...pressurize lifting cylinder by pressing UP button on controller for a few seconds Immediately release UP button and press DOWN button If lift starts to lower continue pressing DOWN button until lift...

Page 53: ...ile pump is idling Inadequate wiring can starve motor even when source voltage is ample Most of Autoquip s standard motors are rated for intermittent duty If a single phase motor is being run more tha...

Page 54: ...54 7 PARTS LISTS Contractor Power Unit...

Page 55: ...55 Vertical Power Unit...

Page 56: ...56 Continuous Running Vertical Power Unit...

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