Mec 5492RT Operator'S Manual Download

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Part # 91858

July 2020

5492RT Serial Number Range - 11900001 - Up

6092RT Serial Number Range - 12900001 - Up

Operator’s Manual

92RT Scissor Lifts

ART_3012

Summary of Contents for 5492RT

Page 1: ...Part 91858 July 2020 5492RT Serial Number Range 11900001 Up 6092RT Serial Number Range 12900001 Up Operator s Manual 92RT Scissor Lifts ART_3012...

Page 2: ...July 2020 Revision History Date Reason for Update July 2020 Tier 4 Final Update 1401 S Madera Avenue Kerman CA 93630 USA Toll Free 1 877 632 5438 Phone 1 559 842 1500 Fax 1 559 842 1520 info MECawp co...

Page 3: ...Tests and Operating Instructions 12 Function Tests 12 Operating Instructions 13 Section 7 Emergency Systems 20 Emergency Systems 20 Section 8 Deck Extension 21 Deck Extension 21 Section 9 Fold Down P...

Page 4: ...g and Instructional Decals 38 Warning and Instructional Decals 38 Section 13 Troubleshooting 42 Troubleshooting 42 Serial Plate Location 43 Transport and Lifting Instructions 44 Driving or Winching on...

Page 5: ...he operator of the aerial work platform is not alone at the workplace during operation Modifications of this machine from the original design and specifications without written permission from MEC are...

Page 6: ...death For your safety and the safety of those around you you must operate your machine as instructed in this manual MEC designs aerial work platforms to safely and reliably position personnel along w...

Page 7: ...in minor or moderate injury YELLOW without alert symbol and the word CAUTION Indicates a potentially hazardous situation which if not avoided may result in property damage GREEN and the word NOTICE In...

Page 8: ...d Platform Elevated 0 0 4 mph 0 0 6 km h 0 0 25 mph 0 0 4 km h Speed Platform Lowered 0 4 4 mph 0 7 0 km h 0 4 4 mph 0 7 0 km h Lift Lower Speeds Approximate 60 sec 65 sec 72 sec 102 sec Gradeability...

Page 9: ...governmental regulations for the minimum safe distances from energized power lines and electrical equipment Minimum Save Approach Distance Voltage Minimum Safe Approach Distance Phase to Phase Feet Me...

Page 10: ...reater than 133 kV No go zone Spotter required zone Sway 10 10 8 8 FRONT VIEW SIDE VIEW Sag Variations in sag Sag Sag LEGEND CLEARANCES FROM LIVE AERIAL CONDUCTORS No shading in the front views indica...

Page 11: ...energizing and grounding If there is a question that the power lines may carry more than 50kV consult a qualified person with respect to electrical transmission and distribution before proceeding If w...

Page 12: ...wable Side Force 5492RT 6092RT 90 lbs 400 N 90 lbs 400 N DO NOT elevate the platform when wind speeds are in excess of 28 m p h 12 5 m s If these wind speeds occur when the platform is elevated carefu...

Page 13: ...ine Operators must comply with employer job site and governmental rules regarding the use of personal protective equipment Collision Hazards Art_2835 Be aware of blind spots while operating this machi...

Page 14: ...er located in the platform All manuals must be complete undamaged and readable Bodily Injury Hazards DO NOT operate the machine when there is a hydraulic fluid or air leak Hydraulic fluid or air under...

Page 15: ...e Be aware of changing jobsite conditions and continue to watch for hazards while operating the machine Workplace Inspection Check the jobsite where the machine will be used for all possible hazards i...

Page 16: ...machine before each work shift to check that all machine systems are working properly Test the machine on a firm level surface with no debris drop offs potholes or overhead obstructions Perform each...

Page 17: ...ed and authorized to use it New operators must perform a Pre Start Inspection and Functions Test prior to operating the machine Operators must comply with employer job site and governmental rules rega...

Page 18: ...F to 23 F 10 C to 5 C 10 Seconds Below 50 F 5 C 20 Seconds 20 Seconds Limit of Continuous Use Starting Engine from Upper Control Box ART_3038 Upper Control Box Turn the Key Switch to PLATFORM Diesel E...

Page 19: ...e is not on a firm level surface ART_3036 Elevate Platform Press and hold the RAISE button on the base control panel to elevate the platform Test Operation Elevate to maximum height Note Platform will...

Page 20: ...latform An audible alarm will sound and all machine function will stop Remove weight from the platform to restore function and continue ART_2507 R2 Emergency Stop Press the EMERGENCY STOP switch at an...

Page 21: ...Operation Rate of lift is proportional and is dependent on the movement of the Joystick Elevate to maximum height Note Platform will not elevate beyond 30 ft 9 15 m without the outriggers deployed Rel...

Page 22: ...PEED allows speeds up to 4 4 m p h 7 0 km h HIGH TORQUE use to drive up or down a slope that is too steep for normal speed ART_2362 R2 Drive Forward Place the Mode Select Switch in the DRIVE position...

Page 23: ...disabled Retract Push up and hold the Outrigger Control Switch to the RETRACT position The outriggers will retract The Drive Enable Indicator will turn ON indicating that the outriggers are up and ma...

Page 24: ...the platform Do not attempt to climb down beam scissors assembly Emergency Lowering The Emergency Lowering System is used to lower the platform in case of power or valve failure To lower the platform...

Page 25: ...ed to push or pull the deck extension to the desired position To extend or retract the deck Lift the handle to raise the spring loaded pin from the locked position Push to extend or pull to retract th...

Page 26: ...ket connecting the tops of the deck extension rail panels ART_3014 2 Swing the deck extension rail panels inward next to the deck extension side rails and secure with a safety snap pin ART_3015 8 plac...

Page 27: ...gates Lift the rails pivot and place on top of the deck extension rails 4 places ART_3017 5 Remove the safety snap pins from remain deck rail panels Lift the rails pivot and place on top of the deck e...

Page 28: ...the maintenance lock to block the scissor assembly in place before servicing the machine with the platform elevated Hydraulic fluid under pressure can penetrate and burn skin damage eyes and may cause...

Page 29: ...uly 2020 Section 10 Machine Inspections and Maintenance Watch for makeshift fixes which can jeopardize safety as well as lead to more costly repair Inspection and maintenance should be performed by qu...

Page 30: ...d tires etc Check all structural components of the machine for cracked welds corrosion and collision damage Check all hoses and the cables for worn or chafed areas Check the platform rails and sliding...

Page 31: ...n Prestart Inspection Inspect the condition of hydraulic fluid in the reservoir Oil should have a clear amber color Check battery electrolyte level and connections Check wheel lug nuts for proper torq...

Page 32: ...r Reading Initial Description Perform all checks listed on Prestart Monthly Inspection Check the operation speeds to ensure they are within specified limits see Specifications Check the emergency lowe...

Page 33: ...aks Pothole Bars Extending Platform Lug Nuts Torqued Properly Operate Smoothly Slides Freely Steering Cylinder Pins Secure Lock In Place Latches In Stowed Position Pivot Points Lubed Limit Switches Ad...

Page 34: ...chine with the platform elevated Hydraulic fluid under pressure can penetrate and burn skin damage eyes and may cause serious injury blindness and death Repair leaks immediately Fluid leaks under pres...

Page 35: ...Page 31 92RT Scissor Lifts Operator s Manual July 2020 Section 10 Machine Inspections and Maintenance Inspection and maintenance should be performed by qualified personnel familiar with the equipment...

Page 36: ...m maintenance on this machine and must be done in accordance with the procedures outlined in the service manual Scheduled maintenance inspection checklists are included in this manual for use by quali...

Page 37: ...ute with lower grade fluids as pump damage may result Fill to the middle of the sight gauge with platform in the stowed position Routine Maintenance Check Daily Scheduled Maintenance Change yearly or...

Page 38: ...s Full Machine ART_3019 Deck Extension Controls Module Fuel Hydraulic Fluid Module Platform Controls Deck Extension Release Handle Main Platform Deck Beams Lift Cylinders Chassis Engine Compartment Ou...

Page 39: ...al July 2020 Section 11 Component Locations ART_3026 Entry ladders not shown for clarity Hydraulic Tank Sight Gauge Sight Gauge Fuel Tank Hydraulic Valve Blocks Battery Base Controls Fuel Fluid Module...

Page 40: ...ion for Joystick 5 Start Run Switch Turn power ON or OFF at the platform Does not affect lower controls 6 Overload Indicator Platform overloaded when light is ON An audible alarm will sound and all ma...

Page 41: ...cy Stop Switch Press to stop all machine functions Turn clockwise to reset 5 Hour Meter Indicates total elapsed time of machine operation 6 Water Fuel Light Indicates if water has contaminated fuel 7...

Page 42: ...ssor Lifts Operator s Manual July 2020 Warning and Instructional Decals RIGHT LEFT 1 2 2 1 3 3 4 4 4 4 5 5 5 5 7 7 8 9 9 10 11 15 32 32 12 Warning and Instructional Decals Section 12 Warning and Instr...

Page 43: ...fts Operator s Manual July 2020 Section 12 Warning and Instructional Decals FRONT REAR Entry ladder not shown for clarity Fuel Fluid Module 918 44 2 6 6 6 6 13 14 16 16 17 17 17 17 18 19 20 21 22 23 2...

Page 44: ...7 93549 Qty 2 8 91856 Qty 1 9 95263 Qty 2 10 93561 Qty 1 11 90732 Qty 1 12 95294 Qty 1 13 90751 Qty 1 14 9052 Qty 1 15 95440 Qty 1 16 90719 Qty 2 17 91973 Qty 4 18 6873 Qty 1 19 9378 Qty 1 20 8911 Qt...

Page 45: ...ntrols T4F 1 13 90751 Label Power to Platform 1 14 9052 Decal Main Lockout Switch 1 15 95440 Serial Plate New ANSI 92 Series RT Scissor 1 16 90719 Decal MEC Oval 2 17 91973 Decal Tie Down 4 18 6873 De...

Page 46: ...ns will not operate Battery properly connected Battery fully charged Function toggle switch or the Enable Switch not activated Selector Key Switch in proper position Both Emergency Stop Switches reset...

Page 47: ...TFORM CAPACITY INCLUDING PERSONS The maximum safe load persons equipment which can be evenly distributed on the platform at any elevation MAX ALLOWABLE MANUAL FORCE The maximum safe force that the occ...

Page 48: ...he weight of the machine see the serial number plate for machine weight Loading Free wheel configuration for Winching or Towing Prior to manually releasing brakes be sure the wheels are chocked to pre...

Page 49: ...ne to a winch Remove all machine tie downs Remove wheel chocks Driving Turn the Base Key Switch to PLATFORM Check that the Emergency Stop Switch is reset by turning it clockwise Enter the platform and...

Page 50: ...gravity of the machine Attach rigging to the designated lift points only Adjust the rigging to prevent damage to the machine and to keep the machine level Securing to Truck or Trailer for Transport L...

Page 51: ...Page 47 92RT Scissor Lifts Operator s Manual July 2020 Notes...

Page 52: ...Page 48 92RT Scissor Lifts Operator s Manual July 2020 Notes...

Page 53: ...Page 49 92RT Scissor Lifts Operator s Manual July 2020 Notes...

Page 54: ...ount number Part Number Description Quantity Price All back ordered parts will be shipped when available via the same ship method as original order unless noted below Ship complete order only No Backo...

Page 55: ...on MEC Aerial Platform Sales Corp s then current flat rate provided the defective part in question is shipped prepaid to MEC Aerial Platform Sales Corp and is found upon inspection by MEC Aerial Plat...

Page 56: ...1401 S Madera Avenue Kerman CA 93630 USA Toll Free 1 877 632 5438 Phone 1 559 842 1500 Fax 1 559 842 1520 info MECawp com www MECawp com MEC Aerial Work Platforms...

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