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Genie GR-20J GR-26J Service Manual 1312899 – PDF DOWNLOAD
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Genie GR-20J GR-26J Service Manual 1312899 – PDF DOWNLOAD
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Description
Genie GR-20J GR-26J Service Manual 1312899 – PDF DOWNLOAD
Language : English
Pages : 127
Downloadable : Yes
File Type : PDF
Table of Contents:
Genie GR-20J GR-26J Service Manual 1312899 – PDF DOWNLOAD
Front Cover................................................................................. 1 Important Information....................................................................... 2 Revision History............................................................................ 3 Serial Number Legend........................................................................ 4 General Safety Rules........................................................................ 5 Table of Contents........................................................................... 7 Specifications.............................................................................. 13 Machine Specifications.................................................................. 13 Performance Specifications.............................................................. 14 Hydraulic Component and Manifold Specifications......................................... 15 Manifold Component Specifications....................................................... 15 Hydraulic Oil Specifications............................................................ 16 Hydraulic Hose and Fitting Torque Specifications........................................ 17 Torque Procedure........................................................................ 18 SAE and Metric Fasteners Torque Charts.................................................. 20 Scheduled Maintenance Procedures............................................................ 21 Introduction............................................................................ 21 Pre-Delivery Preparation Report......................................................... 24 Maintenance Inspection Report........................................................... 26 Checklist A Procedures.................................................................. 27 A-1 Perform 30 Day Service.......................................................... 27 A-2 Replace the Hydraulic Suction Strainer.......................................... 27 Checklist B Procedures.................................................................. 29 B-1 Inspect the Batteries........................................................... 29 B-2 Inspect the Electrical Wiring................................................... 31 B-3 Inspect the Tires and Wheels.................................................... 32 B-4 Test the Drive Brakes........................................................... 33 B-5 Test the Drive Speed – Stowed Position.......................................... 34 B-6 Test the Drive Speed – Raised Position.......................................... 35 B-7 Test the Flashing Beacon (if equipped).......................................... 36 B-8 Test the Motion Alarm........................................................... 36 B-9 Visual Inspection of the Hydraulic Oil.......................................... 37 B-10 Inspect the Breather Cap....................................................... 38 B-11 Inspect the Rear Axle Free-wheel............................................... 39 B-12 Inspect the Lateral Offset of the Mast......................................... 40 B-13 Inspect the Mast Wear Pads..................................................... 41 Checklist C Procedures.................................................................. 42 C-1 Calibrate the Platform Overload System.......................................... 42 C-2 Repalce the Hydraulic Tank Breather Cap – Models with Optional Hydraulic Oil.... 43 Checklist E Procedures.................................................................. 44 E-1 Test or Replace the Hydraulic Oil............................................... 44 Repair Procedures........................................................................... 45 Introduction............................................................................ 45 Platform Controls....................................................................... 47 1-1 Circuit Boards.................................................................. 47 1-2 Controller Adjustments.......................................................... 48 How to Activate or Deactivate the Motion Alarm.................................. 48 How to Activate or Deactivate the Flashing Beacon (if equipped)................. 49 How to Calibrate the Joystick................................................... 50 How to Calibrate the Steer Angle Sensor......................................... 51 Platform Components..................................................................... 53 2-1 Platform........................................................................ 53 2-2 Platform Overload System........................................................ 54 Jib Components.......................................................................... 56 3-1 Jib Cylinder.................................................................... 56 Mast Components......................................................................... 58 4-1 Mast Assembly................................................................... 58 How to Remove the Mast Assembly................................................. 58 How to Disassemble the Mast, GR-26J............................................. 62 How to Assemble the Mast, GR-26J................................................ 65 How to Disassemble the Mast, GR-20J............................................. 68 How to Assemble the Mast, GR-20J................................................ 69 4-2 Lift Cylinder................................................................... 71 Ground Controls......................................................................... 73 5-1 Level Sensor.................................................................... 73 Hydraulic Pump.......................................................................... 74 6-1 Hydraulic Pump.................................................................. 74 Function Manifold....................................................................... 76 7-1 Function Manifold Components.................................................... 76 7-2 Valve Adjustments – Function Manifold........................................... 78 Hydraulic Tank.......................................................................... 80 8-1 Hydraulic Tank.................................................................. 80 Turntable Components.................................................................... 81 9-1 Turntable Rotation Hydraulic Motor.............................................. 81 9-2 Battery......................................................................... 82 Steer Axle Components................................................................... 83 10-1 Yoke........................................................................... 83 10-2 Steer Cylinder................................................................. 83 10-3 Steering Rod................................................................... 84 10-4 Steer Angle Sensor............................................................. 85 Non-Steer Axle Components............................................................... 87 11-1 Drive Motors................................................................... 87 11-2 Drive Brake.................................................................... 89 Battery Charger......................................................................... 90 12-1 Battery Charger................................................................ 90 Battery Charger Staus Indicator..................................................... 91 Battery Charger not Operating....................................................... 91 How to Reset the Battery Charger.................................................... 92 Fault Codes................................................................................. 93 Introduction............................................................................ 93 Fault Code Chart........................................................................ 95 Schematics..................................................................................107 Introduction............................................................................107 ECM Pin Legend..........................................................................108 Limit Switch and Sensor Legend..........................................................110 Electrical Symbols Legend...............................................................111 Hydraulic Symbols Legend................................................................112 Electrical Schematics...................................................................113 Electrical Schematic, GRJ (from GRJL-2298)..........................................114 GCON LED Panel, GRJ (from GRJL-2298)................................................118 Temperature Sensor Harness, GRJ (from GRJL-2298)....................................119 Options, GRJ (from GRJL-2298).......................................................122 Hydraulic Schematics....................................................................123 Hydraulic Schematic, 2.2 kw (from GRJL-2298)........................................124 Hydraulic Schematic, 3 kw (from GRJL-2298)..........................................125 Back Cover..................................................................................127
S.S 04/24
