Terex Genie GS-3369 DC Service And Repair Manual
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Terex Genie GS-3369 DC Service And Repair Manual

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Service and Repair Manual
GS
-2669 DC
™
GS
-3369 DC
™
GS
-4069 DC
™
Serial Number Range
from GS6912-1300
from GS6916F-7897
to GS6916F-10499
from GS69F-10500
to GS69F-17999
This manual includes:
Repair procedures
Fault Codes
Electrical and
Hydraulic Schematics
For detailed maintenance
procedures, refer to the
appropriate Maintenance
Manual for your machine.
Part No. 1272220GT
Rev B
May 2021

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Summary of Contents for Terex Genie GS-3369 DC

  • Page 1 Service and Repair Manual Serial Number Range -2669 DC ™ from GS6912-1300 This manual includes: Repair procedures -3369 DC ™ from GS6916F-7897 Fault Codes to GS6916F-10499 Electrical and -4069 DC ™ from GS69F-10500 Hydraulic Schematics to GS69F-17999 For detailed maintenance procedures, refer to the appropriate Maintenance Manual for your machine.

  • Page 2: Introduction

    Copyright © 2016 by Terex Corporation 1272220GT Rev B, May 2021 First Edition, Second Printing Genie is a registered trademark of Terex South Dakota, Inc. in the U.S.A. and many other countries. “GS” is a trademark of Terex South Dakota, Inc.
  • Page 3 May 2021 Service and Repair Manual Introduction Revision History Revision Date Section Procedure / Page / Description 3/2016 Initial Release 9/2016 Introduction Serial Number Legend 11/2016 Repair Schematics Hydraulic and Electrical - add proportional relief circuit 11/2018 Repair Add ending serial break 5/2021 Reference Examples: Electronic Version...

  • Page 4: Serial Number Legend

    Service and Repair Manual May 2021 Introduction Serial Number Legend To August 31, 2016 1 Model 4 Sequence number 2 Model year 5 Serial label (located inside cover) 3 Facility code 6 Serial number (stamped on chassis) From September 1, 2016 1 Model 4 Serial label (located inside cover) 2 Facility code...

  • Page 5: Safety Rules

    May 2021 Service and Repair Manual Safety Rules Section 1 Safety Rules Danger Failure to obey the instructions and safety rules in this manual and the appropriate Operator's Manual on your machine will result in death or serious injury. Many of the hazards identified in the operator's manual are also safety hazards when maintenance and repair procedures are performed.
  • Page 6 Service and Repair Manual May 2021 Safety Rules Personal Safety Workplace Safety Any person working on or around a machine Any person working on or around a machine must be aware of all known safety hazards. must be aware of all known safety hazards. Personal safety and the continued safe Personal safety and the continued safe operation of the machine should be your top...

  • Page 7: Table Of Contents

    May 2021 Table of Contents Introduction Introduction ......................ii Important Information ..................... ii Find a Manual for this Model .................. ii Serial Number Legend ..................iv Section 1 Safety Rules ......................v General Safety Rules ..................... v Section 2 Specifications ....................... 1 Machine Specifications ...................
  • Page 8 May 2021 Table of Contents Ground Controls ....................32 4-1 Software Revision Level ................33 4-2 Machine Setup ....................34 4-3 Auxiliary Platform Lowering ................35 4-4 Level Sensor - Models without Outriggers ............. 35 4-5 Level Sensor - Models with Outriggers ............38 4-6 Service Override Mode ..................
  • Page 9 May 2021 Table of Contents Steer Axle Components ..................71 8-1 Yoke Assembly ....................71 8-2 Steer Cylinder....................73 8-3 Tie Rod ......................73 8-4 Oscillate Cylinder ................... 74 8-5 Oscillate Hoses ....................74 8-6 Steer Angle Sensor ..................76 Non-steer Axle Components ................
  • Page 10 May 2021 Table of Contents Section 4 Fault Codes ......................92 Introduction ......................92 GCON I/O Map ..................... 95 Operation Indicator Codes (OIC) ................. 97 Diagnostic Trouble Codes (DTC) ................. 97 Troubleshooting "HXXX" and "PXXX" Faults ............98 Fault Inspection Procedure .................. 99 Type "HXXX"...
  • Page 11 May 2021 Table of Contents Section 5 Schematics ......................113 Introduction ......................113 Electrical Schematic Abbreviations and Wire Color Legends ......114 Hydraulic Component Legend ................117 Electrical Symbols Legend ................. 118 Hydraulic Symbols Legend ................. 119 Limit Switch Legend ................... 120 Fuse, Ground and Platform Control Boxes ...........
  • Page 12 May 2021 Table of Contents Electrical Schematics - AS / CE ..............141 Electrical Schematic, GS-2669 DC and GS-3369 DC with 2 Speed Lift, (AS / CE) (to serial number GS6915-6388) ..........142 Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (AS / CE) (from serial number GS6915-6389 to GS6915-7719) ....

  • Page 13: Specifications

    May 2021 Service and Repair Manual Specifications Performance Specifications Section 2 Specifications Machine Specifications Drive speed, maximum Fluid capacities Platform stowed 4.5 mph Hydraulic tank 16.5 gallons Forward direction 7.2 km/h (maximum fill capacity) 62.5 liters 40 ft / 6.1 sec Hydraulic system (including tank) 18 gallons 12.2 m / 6.1 sec...

  • Page 14: Hydraulic Oil Specifications

    Service and Repair Manual May 2021 Specifications Hydraulic Oil Specifications Do not top off with incompatible hydraulic fluids. Hydraulic fluids may be incompatible due to the Hydraulic Fluid Specifications differences in base additive Genie specifications require hydraulic oils which are chemistry.
  • Page 15 May 2021 Service and Repair Manual Specifications Chevron Rando HD Premium Oil Petro-Canada Environ MV 46 MV Fluid Properties Fluid Properties ISO Grade ISO Grade Viscosity index Viscosity index Kinematic Viscosity Kinematic Viscosity cSt @ 200°F / 100°C cSt @ 200°F / 100°C cSt @ 104°F / 40°C 33.5 cSt @ 104°F / 40°C...

  • Page 16: Hydraulic Component Specifications

    Service and Repair Manual May 2021 Specifications Hydraulic Component Battery Specifications Specifications T105 Type 6v DC Function pump Quantity Type gear pump Capacity 225 AH Displacement 0.4 cu in 6 cc Reserve capacity @ 25A rate 447 minutes Flow rate @ 3100 rpm 6 gpm Reserve capacity @ 75A rate 115 minutes...

  • Page 17: Hydraulic Hose And Fitting Torque Specifications

    May 2021 Service and Repair Manual Specifications Hydraulic Hose and Fitting SAE O-ring Boss Port Torque Specifications (tube fitting - installed into Aluminum) (all types) Your machine is equipped with Parker Seal-Lok™ SAE Dash Size Torque ORFS or 37° JIC fittings and hose ends. Genie 14 ft-lbs / 19 Nm specifications require that fittings and hose ends be torqued to specification when they are removed...

  • Page 18: Torque Procedure

    Service and Repair Manual May 2021 Specifications Torque Procedure JIC 37° fittings Align the tube flare (hex nut) against the nose Seal-Lok™ fittings of the fitting body (body hex fitting) and tighten the hex nut to the body hex fitting to hand tight, Replace the O-ring.
  • Page 19 May 2021 Service and Repair Manual Specifications Working clockwise on the body hex fitting, make a second mark with a permanent ink marker to indicate the proper tightening position. Refer to Illustration 2. Note: Use the JIC 37° Fitting table in this section to determine the correct number of flats, for the proper tightening position.

  • Page 20: Repair Procedures

    Service and Repair Manual May 2021 Repair Procedures Machine Configuration: Section 3 Repair Procedures  Unless otherwise specified, perform each repair procedure with the machine in the following configuration: • Machine parked on a firm, level surface • Key switch in the off position with the key Observe and Obey: removed ...
  • Page 21 May 2021 Service and Repair Manual Repair Procedures About This Section Symbols Legend Safety alert symbol—used to alert Most of the procedures in this section should only personnel to potential personal be performed by trained service professional in a injury hazards. Obey all safety suitably equipped workshop.

  • Page 22: Platform Controls

    Service and Repair Manual May 2021 Platform Controls Platform controls Operational Indicator Codes (OIC) The platform controls are used to operate the These codes are generated by the electrical machine from the platform. system to indicate machine operating status. During normal operation a code will appear in the Activating a function button sends a signal to the platform controls LED readout if a condition such Electronic Control Module (ECM).

  • Page 23: Circuit Board

    May 2021 Service and Repair Manual Platform Controls Carefully disconnect all wire harness connectors from the platform controls circuit Circuit Board board. Electrocution/burn hazard. How to Remove the Platform Contact with electrically charged Controls Circuit Board circuits could result in death or serious injury.

  • Page 24: Joystick

    Service and Repair Manual May 2021 Platform Controls Carefully disconnect the joystick wire harness from the platform controls circuit board. Joystick Electrocution/burn hazard. Contact with electrically charged How to Remove the Joystick circuits could result in death or serious injury. Remove all rings, Push in the red Emergency Stop button to the watches and other jewelry.

  • Page 25: Platfrom Controls Alarm

    May 2021 Service and Repair Manual Platform Controls Platform Controls Alarm Platform Emergency Stop Button How to Remove the Platform How to Remove the Platform Controls Alarm Controls Emergency Stop Button Push in the red Emergency Stop button to the Push in the red Emergency Stop button to the off position at both the ground and platform off position at both the ground and platform...

  • Page 26: Platform Components

    Service and Repair Manual May 2021 Platform Components Remove the cover from the AC outlet. Tag and disconnect the wiring from the outlet. Platform Electrocution/burn hazard. Contact with electrically charged How to Remove the Platform circuits could result in death or serious injury.

  • Page 27: Platform Extension Deck

    May 2021 Service and Repair Manual Platform Components Carefully lift the platform enough to clear the platform pivot. Platform Extension Deck 10 Slide the platform towards the non-steer end of the machine until the slider blocks are How to Remove the Platform visible underneath the slider block channel.
  • Page 28 Service and Repair Manual May 2021 Platform Components Release the four rail spacers by pulling the Carefully slide the platform extension out and retaining pin and turn them in a downward away from the platform and place it on a position.

  • Page 29: Scissor Components

    May 2021 Service and Repair Manual Scissor Components Steer End Non-steer End 1 Platform pivot 10 Chassis pivot 2 Number 3 outer arm 11 Slider block (Qty. 2) 3 Lift cylinder rod-end pivot pin 12 Number 3 inner arm 4 Number 3 pivot pin (steer end) 13 Number 3 center pivot pin (Qty.

  • Page 30: Scissor Assembly, Gs-2669 Dc

    Service and Repair Manual May 2021 Scissor Components Using a suitable supporting device, attach a strap to the rod end of the lift cylinder. Do not Scissor Assembly, GS-2669 DC apply pressure. Remove the lift cylinder rod end pivot pin How to Disassemble the Scissor retaining fasteners.
  • Page 31 May 2021 Service and Repair Manual Scissor Components 13 Remove the retaining fasteners from the 20 Remove the two carriage bolts that secure the number 2 pivot pins. inner arm and chassis pivot to the steer end of the drive chassis. Note: Do not remove the external snap ring.
  • Page 32 Service and Repair Manual May 2021 Scissor Components Steer End Non-steer End 1 Platform pivot 13 Chassis pivot 2 Number 4 center pivot pin (Qty. 2) 14 Slider block (Qty. 2) 3 Number 4 pivot pin (steer end) 15 Number 4 inner arm 4 Number 3 center pivot pin (Qty.

  • Page 33: Scissor Assembly, Gs-3369 Dc

    May 2021 Service and Repair Manual Scissor Components Using an overhead lifting device attach a 4 hook sling chain to the ends of the number 4 Scissor Assembly, GS-3369 DC inner arm. Make the chains tight but do not apply lifting pressure. How to Disassemble the Scissor Crushing hazard.
  • Page 34 Service and Repair Manual May 2021 Scissor Components 13 Remove the retaining fasteners from the 21 Tag and disconnect the hydraulic hoses from number 3 pivot pins. the lift cylinder. Plug the hoses and cap the fittings. Note: Do not remove the external snap ring. Bodily injury hazard.
  • Page 35 May 2021 Service and Repair Manual Scissor Components Separate the link sets: Using an overhead lifting device attach a 4 hook sling chain to the ends of the inner arm. Make the chains tight but do not apply lifting pressure. Crushing hazard.
  • Page 36 Service and Repair Manual May 2021 Scissor Components Steer End Non-steer End 1 Platform pivot 16 Slider block (Qty. 2) 2 Number 5 center pivot pin (Qty. 2) 17 Number 5 inner arm 3 Number 5 pivot pin (steer end) 18 Number 5 outer arm 4 Number 4 center pivot pin (Qty.

  • Page 37: Scissor Assembly, Gs-4069 Dc

    May 2021 Service and Repair Manual Scissor Components Using an overhead lifting device attach a 4 hook sling chain to the ends of the number 4 Scissor Assembly, GS-4069 DC inner arm. Make the chains tight but do not apply lifting pressure. How to Disassemble the Scissor Crushing hazard.
  • Page 38 Service and Repair Manual May 2021 Scissor Components 13 Remove the retaining fasteners from the 22 Using a soft metal drift, remove the pivot pin. number 4 pivot pins. 23 Lower the lift cylinder and remove the strap. Note: Do not remove the external snap ring. 24 Using an overhead lifting device attach a 4 hook sling chain to the ends of the number 3 14 Using a soft metal drift, remove the pivot pins...
  • Page 39 May 2021 Service and Repair Manual Scissor Components Separate the link sets: 31 Carefully lift the linkage assembly off of the machine and place it on a structure capable of Using an overhead lifting device attach a 4 supporting it. hook sling chain to the ends of the inner arm.

  • Page 40: Wear Pads

    Service and Repair Manual May 2021 Scissor Components Remove the fasteners securing the ladder to the chassis. Remove the ladder from the Wear Pads machine and set aside. Crushing hazard. The ladder How to Replace the Scissor Arm could fall if not properly Wear Pad supported when the fasteners are removed from the machine.
  • Page 41 May 2021 Service and Repair Manual Scissor Components Remove the retaining fasteners from the slider Using a hard rubber mallet, secure the upper feet pivot pins and set aside. and lower wear pads to the slider feet. 1 upper wear pads 1 Slider foot assembly 2 slider foot 2 pivot pin...

  • Page 42: Lift Cylinders

    Service and Repair Manual May 2021 Scissor Components Lift Cylinders The lift cylinders are single acting hydraulic cylinders. The GS-2669 and GS-3369 uses one lift cylinder; the GS-4069 uses two. Each lift cylinder is equipped with a check valve to prevent movement in the event of a hydraulic line failure.
  • Page 43 May 2021 Service and Repair Manual Scissor Components Disassemble the scissor assembly. Refer to Repair Procedure, How to Disassemble the Scissor Assembly. GS-4069 DC 1 solenoid valve (proportional lift models) 2 solenoid valve (2 speed lift models) 3 upper lift cylinder 4 lower lift cylinder 5 pressure switch (AS/CE models) Part No.

  • Page 44: Ground Controls

    Service and Repair Manual May 2021 Ground Controls Ground Controls The ground controls, used to operate the machine from the ground, can also be used to tune the performance of the machine. The ground controls consist of an Electronic Control Module (ECM), emergency stop button, key switch and circuit breaker.

  • Page 45: Software Revision Level

    May 2021 Service and Repair Manual Ground Controls Press the ground control scroll down button. Software Revision Level Result: The ground control LCD display will indicate the software revision and hour meter information. After 5 seconds, the ground How to Determine the Software controls LCD display will display machine Revision Level model and hour meter information again.

  • Page 46: Machine Setup

    Service and Repair Manual May 2021 Ground Controls Press and hold the ground control scroll up and scroll down buttons. Machine Setup How to Setup the Machine from Ground Controls The ground controls can be used to setup the machine parameters from the ground. Features that can be adjusted from the ground controls include machine Model, Options and Speed setup.

  • Page 47: Auxiliary Platform Lowering

    May 2021 Service and Repair Manual Ground Controls Auxiliary Platform Lowering Level Sensor - Models without Outriggers In the event of a main power failure, activating the auxiliary enable and auxiliary platform lowering The Electronic Control Module (ECM) is toggle switches at the ground controls will lower the programmed to deactivate the lift and drive platform.
  • Page 48 Service and Repair Manual May 2021 Ground Controls Locate the level sensor in the ground controls compartment. 1 ground control box 2 level sensor 1 "Y" indicator Tag and disconnect the level sensor wire 2 level sensor harness from the chassis wire harness. 3 "X"...
  • Page 49 May 2021 Service and Repair Manual Ground Controls Center a lifting jack under the drive chassis at 21 Place a 2.25 x 10 x 10 inch / 5.72 x 25 x 25 cm the ground controls side of the machine. thick steel block under both wheels at the ground controls side of the machine.

  • Page 50: Level Sensor - Models With Outriggers

    Service and Repair Manual May 2021 Ground Controls Tag and disconnect the wire harness from the level sensor. Level Sensor - Models with Outriggers The Electronic Control Module (ECM) is programmed to deactivate the lift and drive functions and activate an alarm when a signal is received from the level sensor.
  • Page 51 May 2021 Service and Repair Manual Ground Controls Install the new level sensor onto the machine Connect the wire harness to the level sensor. with the "X" on the level sensor base towards Adjust the level sensor retaining fasteners the steer end of the machine. Install and until the bubble in the top of the level sensor is tighten the level sensor retaining fasteners.

  • Page 52: Service Override Mode

    Service and Repair Manual May 2021 Ground Controls Turn the key switch to the ground controls position and pull out the red Emergency Stop Service Override Mode button to the on position at the platform controls. The Electronic Control Module (ECM) is programmed with a Service Override mode.
  • Page 53 May 2021 Service and Repair Manual Ground Controls At the ground controls, use the Scroll Down button to scroll to SVC Override. Result: The ground controls LCD display will show the following: Press the Enter button. Result: The ground controls LCD display will show the following: Press the Enter button.

  • Page 54: Hydraulic Pump

    Service and Repair Manual May 2021 Hydraulic Pump How to Remove the Hydraulic How to Remove the Hydraulic Pump Pump Hydraulic Pump Tag, disconnect and plug the hydraulic hoses The hydraulic pump is a single section, gear-type on the pump. Cap the fittings on the pump. pump.

  • Page 55: How To Calibrate The Hydraulic Pump

    May 2021 Service and Repair Manual Hydraulic Pump How to Calibrate the Hydraulic How to Calibrate the Hydraulic Pump Release the Scroll Up and Scroll Down buttons after the ground controller powers up. Pump At the ground controls, use the Scroll Up or Turn the key switch to the ground controls Scroll Down buttons to scroll to Select Option.
  • Page 56 Service and Repair Manual May 2021 Hydraulic Pump Result: The ground controls LCD displays the 10 Press the Enter button. following screen. Calibration data is within Result: The ground controls LCD display will range. show the following: Note: The screen will return to the options screen 11 Press and Hold the Enter button.

  • Page 57: Manifolds

    May 2021 Service and Repair Manual Manifolds Function Manifold Components – to serial number GS6916F-10014 The function manifold is located inside the hydraulic compartment. Index Schematic Description Function Torque Item Check valve Oscillate circuit 20 ft-lbs / 27 Nm Solenoid Valve, 2 position 3 way Oscillate / Accumulator 20 ft-lbs / 27 Nm Orifice...
  • Page 58 Service and Repair Manual May 2021 Manifolds GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...
  • Page 59 May 2021 Service and Repair Manual Manifolds Function Manifold Components - from serial number GS6916F-10015 The function manifold is located inside the hydraulic compartment. Index Schematic Description Function Torque Item Relief valve Oscillate relief 20 ft-lbs / 27 Nm Accumulator Oscillate circuit 11 ft-lbs / 15 Nm Relief valve...
  • Page 60 Service and Repair Manual May 2021 Manifolds GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 61: 6-1A Function Manifold Components

    May 2021 Service and Repair Manual Manifolds Adjust the internal hex socket. Turn it clockwise to increase the pressure or Valve Adjustments - counterclockwise to decrease the pressure. Function Manifold Install the relief valve cap. Tip-over hazard. Do not adjust How to Adjust the System Relief Valve How to Adjust the System Relief Valve the relief valve higher than...
  • Page 62 Service and Repair Manual May 2021 Manifolds Result: If the pressure reading is not within How to Adjust the System Relief range, replace the valve. Valve – Models with Proportional Relief Note: Perform this procedure with the machine in the stowed position and in high torque mode. Connect a 0 to 5000 psi / 0 to 350 bar pressure gauge to test port #1 (TP1) on the function manifold.

  • Page 63: How To Adjust The Oscillate Relief Valve

    May 2021 Service and Repair Manual Manifolds 10 Remove the pressure gauge. How to Adjust the Oscillate Relief How to Adjust the Oscillate Relief Valve Valve Note: Perform this procedure with the machine in the stowed position and in high torque mode. Connect a 0 to 5000 psi / 0 to 350 bar pressure gauge to test port #2 (TP2) on the function manifold.
  • Page 64 Service and Repair Manual May 2021 Manifolds How to Adjust the Oscillate Relief Valve – Models with Proportional Relief Note: Perform this procedure with the machine in the stowed position and in high torque mode. Connect a 0 to 5000 psi / 0 to 350 bar pressure gauge to test port #2 (TP2) on the function manifold.

  • Page 65: How To Adjust The Steer Relief Valve

    May 2021 Service and Repair Manual Manifolds Remove the pressure gauge. How to Adjust the Steer Relief How to Adjust the Steer Relief Valve Valve Note: Perform this procedure with the machine in the stowed position. Connect a 0 to 5000 psi / 0 to 350 bar pressure gauge to test port #1 (TP1) on the function manifold.
  • Page 66 Service and Repair Manual May 2021 Manifolds 10 Remove the pressure gauge. How to Adjust the Steer Relief Valve – Models with Proportional Relief Note: Perform this procedure with the machine in the stowed position. Connect a 0 to 5000 psi / 0 to 350 bar pressure gauge to test port #1 (TP1) on the function manifold.

  • Page 67: How To Adjust The Platform Up Relief Valve - Models With Platform Overload

    May 2021 Service and Repair Manual Manifolds Press and hold the ground control scroll up How to Adjust the Platform Up How to Adjust the Platform Up Relief Valve - Models with Platform Overload and scroll down buttons. Relief Valve - Models with Platform Overload Note: Verify the hydraulic oil level is within the top 2 inches / 5 cm of the sight gauge.
  • Page 68 Service and Repair Manual May 2021 Manifolds Note: After 1 second the display will return to At the ground controls, use the Scroll Down SELECT OPTION, PLAT. OVERLOAD. button to scroll to SELECT OPTION. Result: The ground controls LCD display will show the following: 10 Press the Scroll Down button to scroll to Down Delay.
  • Page 69 May 2021 Service and Repair Manual Manifolds 13 Push in the red Emergency Stop button to the 19 Locate and disconnect the maximum height off position. limit switch harness. 14 Pull out the red Emergency Stop button to the on position and raise the platform approximately 10 feet / 3 m.
  • Page 70 Service and Repair Manual May 2021 Manifolds 36 Release the maximum height limit switch roller 24 Using a suitable lifting device, place and head and connect the harness. secure the maximum rated load in the center of the platform deck. 37 Pull out the red Emergency Stop button to the on position and raise the platform GS-2669...
  • Page 71 May 2021 Service and Repair Manual Manifolds 46 Press the Enter button. 50 Press the Enter button. Result: The ground controls LCD display will Result: The ground controls LCD display will show the following: show the following: 47 Press the Enter button. Note: After 1 second the display will return to SELECT OPTION, DOWN DELAY.
  • Page 72 Service and Repair Manual May 2021 Manifolds Press and hold the ground control scroll up How to Adjust the Platform Up and scroll down buttons. Relief Valve - Models with Platform Overload and Proportional Relief Note: Verify the hydraulic oil level is within the top 2 inches / 5 cm of the sight gauge.
  • Page 73 May 2021 Service and Repair Manual Manifolds Press the Enter button. 11 Press the Enter button. Result: The ground controls LCD display will Result: The ground controls LCD display will show the following: show the following: 12 Press the Enter button. Result: The ground controls LCD display will show the following: Press the Enter button.
  • Page 74 Service and Repair Manual May 2021 Manifolds 19 Locate and disconnect the maximum height 25 Press and hold the lift function enable button limit switch harness. and platform up button. Allow the platform to raise completely, then continue activating the lift function while observing the pressure reading on the pressure gauge.
  • Page 75 May 2021 Service and Repair Manual Manifolds 38 Lower the platform to the stowed position. 45 Press the Enter button. 39 Push in the red Emergency Stop button to the Result: The ground controls LCD display will off position. show the following: 40 Press and hold the ground control scroll up and scroll down buttons.

  • Page 76: How To Adjust The Platform Up Relief Valve - Models Without Platform Overload

    Service and Repair Manual May 2021 Manifolds 48 Press the Enter button. How to Adjust the Platform Up How to Adjust the Platform Up Relief Valve - Models without Platform Overload Relief Valve - Models without Result: The ground controls LCD display will show the following: Platform Overload 49 Press the Enter button.
  • Page 77 May 2021 Service and Repair Manual Manifolds How to Adjust the Platform Up Using a suitable lifting device, place and secure the maximum rated load in the center Relief Valve - Models with of the platform deck. Proportional Relief, without GS-2669 1500 lbs / 680 kg Platform Overload...
  • Page 78 Service and Repair Manual May 2021 Manifolds Hold the lift relief valve with a wrench and remove the cap. Adjust the internal hex socket. Turn it clockwise to increase the pressure or counterclockwise to decrease the pressure. Install the relief valve cap. Tip-over hazard.

  • Page 79: Outrigger Manifold Components

    May 2021 Service and Repair Manual Manifolds Outrigger Manifold Components The outrigger manifold is located inside the hydraulic compartment. Index Schematic Description Function Torque Item Solenoid valve, 3 position 4 way Outriggers extend / retract 40 ft-lbs / 54 Nm Part No.

  • Page 80: Valve Coils

    Service and Repair Manual May 2021 Manifolds Valve Coil Resistance Specification Valve Coils Note: The following coil resistance specifications How to Test a Coil are at an ambient temperature of 68°F / 20°C. As valve coil resistance is sensitive to changes in air A properly functioning coil provides an temperature, the coil resistance will typically electromagnetic force which operates the solenoid...
  • Page 81 May 2021 Service and Repair Manual Manifolds How to Test a Coil Diode Properly functioning coil diodes protect the electrical circuit by suppressing voltage spikes. Voltage spikes naturally occur within a function circuit following the interruption of electrical current to a coil. Faulty diodes can fail to protect the electrical system, resulting in a tripped circuit breaker or component damage.

  • Page 82: Hydraulic Tank

    Service and Repair Manual May 2021 Hydraulic Tank Tag and disconnect the harnesses from the ground control box. Hydraulic Tank Remove the ground control box from the The primary functions of the hydraulic tank is to machine and set aside. cool, clean and deaerate the hydraulic fluid during Tag, disconnect and plug the hydraulic hoses operation.

  • Page 83: Steer Axle Components

    May 2021 Service and Repair Manual Steer Axle Components Left side yoke: Yoke Assembly Remove the retaining fasteners from the tie rod pivot pin. How to Remove the Yoke Chock both sides of the wheels at the non-steer end of the machine. Center a lifting jack under the drive chassis at the steer end of the machine.
  • Page 84 Service and Repair Manual May 2021 Steer Axle Components How to Remove a Drive Motor 12 Remove the retaining fastener from the lower yoke king pin. Component damage hazard. 13 Use a small pry bar to remove the king pin. Repairs to the motor should only be performed by an authorized 14 Remove the retaining fastener from the upper...

  • Page 85: Steer Cylinder

    May 2021 Service and Repair Manual Steer Axle Components Steer Cylinder Tie Rod How to Remove the Steer How to Remove the Tie Rod Cylinder Remove the rue ring from the clevis pin connecting the tie rod to the right side yoke Note: When removing a hose assembly or fitting, assembly.

  • Page 86: Oscillate Cylinder

    Service and Repair Manual May 2021 Steer Axle Components Oscillate Cylinder Oscillate Hoses How to Remove the Oscillate Test the Oscillate Axle Hose Cylinder Routing Note: When removing a hose assembly or fitting, Note: Perform this procedure if the oscillate hoses the O-ring (if equipped) on the fitting and/or hose have been removed or replaced.
  • Page 87 May 2021 Service and Repair Manual Steer Axle Components Disconnect the connector with the green/black Turn the key switch to platform control and pull wire from the oscillate right coil (item 2) and out the red Emergency Stop button to the on swap it with the connector with the blue wire position at both the ground and platform from the steer right coil (item 3).

  • Page 88: Steer Angle Sensor

    Service and Repair Manual May 2021 Steer Axle Components Remove the tie rod pivot pin retaining fasteners. Steer Angle Sensor How to Replace the Steer Angle Sensor The steer angle sensor, installed on the steer yoke, is monitored by the control system to determine steer angle.
  • Page 89 May 2021 Service and Repair Manual Steer Axle Components 16 Rotate the tie rod pivot pin until it is 10 Remove the steer sensor assembly retaining approximately 90° from the mounting tab on fasteners. Remove the steer sensor assembly the tie rod. from the yoke.
  • Page 90 Service and Repair Manual May 2021 Steer Axle Components How to Calibrate the Steer Angle Press the Enter button. Sensor Use the Scroll Up or Scroll Down buttons to scroll to Select Option Steer Sensor. Turn the key switch to the ground controls position and pull out the red Emergency Stop button to the on position at the platform controls.
  • Page 91 May 2021 Service and Repair Manual Steer Axle Components 11 Press the Enter button. 15 Press the Enter button. Result: The ground controls LCD display will Result: The ground controls LCD display will show the following: show the following: 12 Use the platform drive controller steer function 16 Use the platform drive controller steer function to align the steer tires with the drive chassis.

  • Page 92: Non-Steer Axle Components

    Service and Repair Manual May 2021 Non-steer Axle Components Remove the axle cover. Drive Motors How to Remove a Drive Motor The drive motors are AC powered and are a brushless design requiring very little maintenance. They have built-in speed and temperature sensors which is monitored by the ground controls (GCON).
  • Page 93 May 2021 Service and Repair Manual Non-steer Axle Components 11 Using a suitable supporting device, secure the 14 Remove the retaining fasteners that secure rear axle assembly. Do not apply pressure. the drive motor to the drive hub. 15 Support and slide the drive motor shaft out of the drive hub.

  • Page 94: Drive Hub

    Service and Repair Manual May 2021 Non-steer Axle Components Drive Hub How to Remove a Drive Hub Component damage hazard. Repairs to the drive hub should only be performed by an authorized dealer. 1 axle assembly Remove the drive motor. Refer to Repair 2 o-ring Procedure, How to Remove a Drive Motor.

  • Page 95: Outrigger Components

    May 2021 Service and Repair Manual Outrigger Components 10-1 Attach a lifting strap from an overhead crane to the barrel end of the outrigger cylinder for Outrigger Cylinder support. Do not apply any lifting pressure. Remove the outrigger mounting fasteners. How to Remove an Outrigger Slide the outrigger cylinder down and away Cylinder (if equipped)

  • Page 96: Outrigger Calibration

    Service and Repair Manual May 2021 Outrigger Components 10-2 Press and hold the ground control scroll up and scroll down buttons. Outrigger Calibration The Electronic Control Module (ECM) is programmed to deactivate the drive and steer functions while the outriggers are deployed and activate an alarm when a signal is received from the outrigger level sensor, indicating the outriggers are not deployed or the machine is out of level.
  • Page 97 May 2021 Service and Repair Manual Outrigger Components Use the Scroll Up or Scroll Down buttons to scroll to Outriggers. Press the Enter button to select Outriggers. 10 Use the Scroll Up or Scroll Down buttons to scroll to Calibrate Outriggers. 11 Press the Enter button to select Calibrate Outriggers.

  • Page 98: Platform Overload Components

    Service and Repair Manual May 2021 Platform Overload Components 11-1 Turn the key switch to ground controls and pull out the red Emergency Stop button to the on Platform Overload System (if position at both ground and platform controls. equipped) Raise the platform approximately 10 feet / 3 m.
  • Page 99 May 2021 Service and Repair Manual Platform Overload Components Check the Maximum Height Limit 12 Remove the supporting device from under the platform. Switch 13 Raise the platform to 13 ft / 4 m. Using a suitable lifting device, place a test 14 Lift the safety arm, move it to the center of the weight in the center of the platform floor.
  • Page 100 Service and Repair Manual May 2021 Platform Overload Components Lower the platform to the stowed position. Remove the test weight. Limit switch legend 1 down limit switch 2 load sense interrupt limit switch 3 maximum height limit switch GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No.
  • Page 101 May 2021 Service and Repair Manual Platform Overload Components Platform Overload System Troubleshooting Condition Possible Cause Solution Cannot lift rated load Relief valve set too low Increase relief valve pressure At max. Height with rated load in platform, System needs to be reset Turn off red emergency stop button, pressure switch alarm continues to sound wait three seconds and turn machine...

  • Page 102: Platform Overload Recovery

    Service and Repair Manual May 2021 Platform Overload Components 11-2 Pull out the red Emergency Stop button at the ground controls. Platform Overload Recovery Message Result: The ground control LCD display will show the following. If the ground controls LCD screen displays OL: PLATFORM OVERLOADED, the emergency lowering system has been used while the platform was overloaded.
  • Page 103 May 2021 Service and Repair Manual Platform Overload Components Press and hold the scroll down button for 5 seconds. Result: The ground control LCD display will show the following. Press the enter button. Result: The ground control LCD display will show the following.

  • Page 104: Fault Codes

    Service and Repair Manual May 2021 Fault Codes Section 4 Fault Codes Before Troubleshooting: Read, understand and obey the safety rules  and operating instructions in the appropriate operator's manual on your machine.  Be sure that all necessary tools and test equipment are available and ready for use.

  • Page 105: About This Section

    May 2021 Service and Repair Manual Fault Codes About This Section GCON LCD Diagnostic Readout When a malfunction is discovered, the fault code charts in this section will help a service professional pinpoint the cause of the problem. To use this section, basic hand tools and certain pieces of test equipment are required —...
  • Page 106 Service and Repair Manual May 2021 Fault Codes Genie SmartLink Diagnostic GCON ECM Connector Layout System This machine is equipped with the Genie SmartLink™ Diagnostic System (GSDS). The GSDS indicates a machine malfunction has happened by displaying Operational Indicator Codes (OIC) and Diagnostic Trouble Codes (DTC). These codes are displayed at the Platform Controls and the Ground Controls.

  • Page 107: Gcon I/O Map

    May 2021 Service and Repair Manual Fault Codes GCON I/O MAP Ground Controls Circuit Function I/O Type Wire Color Pin Number C1 Connector - Gray C1-01 ECM / Logic Power Power Input C1-02 PCON - E-Stop Power Power Output C1-03 PCON - E-Stop Return Power Input C1-04...
  • Page 108 Service and Repair Manual May 2021 Fault Codes GCON I/O MAP Ground Controls Circuit Function I/O Type Wire Color Pin Number C3 Connector - Green C3-01 Not Used C3-02 GCON - Alarm Digital Output WH/RD C3-03 Sensor Power Digital Output C3-04 Automotive Horn Digital Output...

  • Page 109: Operation Indicator Codes (Oic)

    May 2021 Service and Repair Manual Fault Codes Operation Indicator Codes (OIC) Diagnostic Trouble Codes (DTC) These codes are generated by the electrical These codes are generated by the system to system to indicate machine operating status such indicate that a device or circuit malfunction has as Off-level, Overload Cutout, Chassis Mode been detected in the electrical system.

  • Page 110: Troubleshooting "Hxxx" And "Pxxx" Faults

    Service and Repair Manual May 2021 Fault Codes Troubleshooting "HXXX" and "PXXX" Faults The procedure below illustrates typical steps for diagnosing and fixing faults of type "HXXX" and "PXXX". Diagnostic Chart Good 1 Check the faulted device for a short or open circuit. Replace faulted device.

  • Page 111: Fault Inspection Procedure

    May 2021 Service and Repair Manual Fault Codes Fault Inspection Procedure Check the device associated with the faulted circuit Disconnect the faulted device connector. Using a multi-meter, measure resistance between the two terminals of the faulted device. Resistance should be as follows. Device Typical Resistance Solenoid Valve, Drive...
  • Page 112 Service and Repair Manual May 2021 Fault Codes Disconnect the GCON ECM connectors, C1, C2 and C3. (or C4 if equipped with outriggers). For short to B- type faults, measure resistance between pins C1-7 (ground) and the GCON pin associated with the fault code.

  • Page 113: Type "Hxxx" Faults

    May 2021 Service and Repair Manual Fault Codes Type "HXXX" Faults Message on Description Possible Causes Failure Mode Number GCON LCD H001 H001:COILFAULT Short circuit of the platform up #1 • Short circuit in platform up #1 harness. Platform up function PLAT UP1:Bat- circuit to battery negative.
  • Page 114 Service and Repair Manual May 2021 Fault Codes Type "HXXX" Faults, continued Message on Description Possible Causes Failure Mode Number GCON LCD H066 H066:COILFAULT Short circuit of the right rear outrigger • Short circuit in right rear outrigger coil harness. All functions inhibited RR RIGGER:Bat+ coil to battery positive.
  • Page 115 May 2021 Service and Repair Manual Fault Codes Type "HXXX" Faults, continued Message on Description Possible Causes Failure Mode Number GCON LCD H089 H089:COILFAULT Open circuit of the oscillate left • Open circuit in oscillate left harness. All functions inhibited OSC LEFT:Open circuit.

  • Page 116: Type "Pxxx" Faults

    Service and Repair Manual May 2021 Fault Codes Type "PXXX" Faults Message on Description Possible Causes Failure Mode Number GCON LCD P001 P001:PWRFAULT Short circuit of the switched power #1 • Short circuit in switched power #1, down limit switch or All functions inhibited.
  • Page 117 May 2021 Service and Repair Manual Fault Codes Type "PXXX" Faults, continued Message on Description Possible Causes Failure Mode Number GCON LCD P032 P032:COILFAULT Short or open circuit of the left rear • Short or open circuit in left rear brake harness. All functions inhibited.

  • Page 118: Type "Uxxx" Faults

    Service and Repair Manual May 2021 Fault Codes Type "UXXX" Faults Message on Description Possible Causes Failure Mode Number GCON LCD U001 U001:SWITCHFAULT Short circuit of the GCON main • Short circuit of the GCON main function enable switch. All GCON functions GCON MAIN FTN EN function enable switch at system •...
  • Page 119 May 2021 Service and Repair Manual Fault Codes Type "UXXX" Faults, continued Message on Description Possible Causes Failure Mode Number GCON LCD U033 U033:JSTICKFAULT PCON drive joystick signal is outside • PCON drive joystick is not in neutral position range at All drive and steer OUT OF CAL RANGE acceptable calibration.

  • Page 120: Type "Fxxx" Faults

    Service and Repair Manual May 2021 Fault Codes Type "FXXX" Faults Message on Description Possible Causes Failure Mode Number GCON LCD F003 F003:SWITCHFAULT Short circuit of the down limit #1 • Short circuit of the down limit switch circuit. All functions inhibited DOWN LIMIT1:Bat+ switch at system startup.
  • Page 121 May 2021 Service and Repair Manual Fault Codes Type "FXXX" Faults, continued Message on Description Possible Causes Failure Mode Number GCON LCD F049 F049:SENSORFAULT Short circuit of the pump speed • Short circuit of the pump speed sensor. All functions operate. PUMP SPEED:Bat+ sensor to battery positive.
  • Page 122 Service and Repair Manual May 2021 Fault Codes Type "FXXX" Faults, continued Message on Description Possible Causes Failure Mode Number GCON LCD F064 F064:SWITCHFAULT Left axle safety limit switch state not • Short or open circuit of the left axle safety and/or operational All functions inhibited LEFT AXLE:MISM matching the left axle operational...

  • Page 123: Type "Cxxx" Faults

    May 2021 Service and Repair Manual Fault Codes Type "CXXX" Faults Message on Description Possible Causes Failure Mode Number GCON LCD C001 C001:GCON ECM GCON ECM CRC check error. • Incorrect software file. All functions inhibited. FAULT TYPE 1 • GCON ECM internal failure. C004 C004:GCON ECM GCON ECM master switch error.
  • Page 124 Service and Repair Manual May 2021 Fault Codes Type "CXXX" Faults, continued Message on Description Possible Causes Failure Mode Number GCON LCD C034 C034:DCON RR ECM Valve driver failure of the right rear • Right rear DCON ECM. Drive functions inhibited. FAULT TYPE 03 drive controller.

  • Page 125: Schematics

    May 2021 Service and Repair Manual Schematics About This Section Section 5 Schematics There are two groups of schematics in this section. Electrical Schematics Electrocution/burn hazard. Contact with electrically charged Observe and Obey: circuits could result in death or serious injury. Remove all rings, ...

  • Page 126: Electrical Schematic Abbreviations And Wire Color Legends

    Service and Repair Manual May 2021 Electrical Schematic Abbreviations and Wire Color Legends Electrical Component Legend Horn or alarm Item Description Horn Battery Multi-function alarm (ground) 48V DC Battery pack Alarm (platform) Button Hall effect controller High speed function enable (platform) Drive / Steer Platform up / Outrigger retract (platform) Key switch...
  • Page 127 May 2021 Service and Repair Manual Electrical Schematic Abbreviations and Wire Color Legends Valve coil Electrical Component Legend (cont.) Steer right / CW Item Description Steer left / CCW Resistor Drive reverse 2k ohm Platform down Sensor Platform down (GS-4069 models) Digital level sensor (w/o outriggers) Platform up Analog level sensor (w/ outrigger option)
  • Page 128 Service and Repair Manual May 2021 Electrical Schematic Abbreviations and Wire Color Legends Wire Color Legend Color Description Blue Black Brown Green Orange Purple White Yellow BL/RD Blue/Red BL/WH Blue/White BK/RD Black/Red OR/WH Orange/White RD/BK Red/Black RD/WH Red/White WH/BL White Blue WH/BK White/Black WH/RD...

  • Page 129: Hydraulic Component Legend

    May 2021 Service and Repair Manual Hydraulic Component Legend Item Function Item Function 3 position, 4 way directional valve - outrigger Relief valve - main system cylinders extend/retract (option) Relief valve - steer circuit 2 position, 2 way valve - platform down (all Check valve - load sense circuit models) Flow regulator valve - controls flow to the...

  • Page 130: Electrical Symbols Legend

    Service and Repair Manual May 2021 Electrical Symbols Legend Battery Motor Horn or alarm Flashing beacon Gauge Circuit breaker with Diode Coil with suppression Fuse with amperage amperage Level sensor Connection - no Circuits crossing no Quick disconnect Power relay terminal connection terminal...

  • Page 131: Hydraulic Symbols Legend

    May 2021 Service and Repair Manual Hydraulic Symbols Legend Orifice with size Check valve Cylinder, double acting Accumulator Pump, prime mover (engine Pump, fixed displacement Pressure switch Needle valve or motor) Solenoid operated 3 Solenoid operated Solenoid operated 2 Solenoid operated 2 position 4 way directional 3 position 5 way position, 3 way directional...

  • Page 132: Limit Switch Legend

    Service and Repair Manual May 2021 Limit Switch Legend 1 left rear outrigger limit switch, LS14 6 right front outrigger limit switch, LS13 left front outrigger limit switch, LS12 (not 2 left axle oscillate limit switches, LSA10S shown) and LSA10SS 7 platform down limit switches, LS6 and 3 right rear outrigger limit switch, LS15 LS6B...

  • Page 133: Fuse, Ground And Platform Control Boxes

    May 2021 Service and Repair Manual Fuse Box Layout, All Models...

  • Page 134: Fuse Box Layout, All Models

    Service and Repair Manual May 2021 Fuse Box Layout, All Models GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 135: Ground Control Box Layout, All Models

    May 2021 Service and Repair Manual Ground Control Box Layout, All Models Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 136 Service and Repair Manual May 2021 Ground Control Box Layout, All Models...
  • Page 137 May 2021 Service and Repair Manual Platform Control Box Layout, Models with 2 Speed Lift...

  • Page 138: Platform Control Box Layout, Models With 2 Speed Lift

    Service and Repair Manual May 2021 Platform Control Box Layout, Models with 2 Speed Lift GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 139: Control Box Layout, Models With Proportional Lift

    May 2021 Service and Repair Manual Platform Control Box Layout, Models with Proportional Lift Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 140 Service and Repair Manual May 2021 Platform Control Box Layout, Models with Proportional Lift...

  • Page 141: Electrical Schematics - Ansi / Csa

    May 2021 Service and Repair Manual Electrical Schematic, GS-2669 DC and GS-3369 DC with 2 Speed Lift, (ANSI / CSA) (to serial number GS6915-6388)

  • Page 142: Electrical Schematic, Gs-2669 Dc And Gs-3369 Dc With 2 Speed Lift, (Ansi / Csa) (To Serial Number Gs6915-6388)

    Service and Repair Manual May 2021 Electrical Schematic, GS-2669 DC and GS-3369 DC with 2 Speed Lift, (ANSI / CSA) (to serial number GS6915-6388) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 143: Electrical Schematic, Gs-2669 Dc And Gs-3369 Dc With Proportional Lift, (Ansi / Csa) (From Serial Number Gs6915-6389 To Gs6915-7719)

    May 2021 Service and Repair Manual Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (ANSI / CSA) (from serial number GS6915-6389 to GS6915-7719) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 144 Service and Repair Manual May 2021 Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (ANSI / CSA) (from serial number GS6915-6389 to GS6915-7719)
  • Page 145 May 2021 Service and Repair Manual Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (ANSI / CSA) (from serial number GS6915-7720)

  • Page 146: Electrical Schematic, Gs-2669 Dc And Gs-3369 Dc With Proportional Lift, (Ansi / Csa) (From Serial Number Gs6915-7720)

    Service and Repair Manual May 2021 Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (ANSI / CSA) (from serial number GS6915-7720) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 147: Electrical Schematic, Gs-4069 Dc With 2 Speed Lift, (Ansi / Csa) (To Serial Number Gs6915-6388)

    May 2021 Service and Repair Manual Electrical Schematic, GS-4069 DC with 2 Speed Lift, (ANSI / CSA) (to serial number GS6915-6388) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 148 Service and Repair Manual May 2021 Electrical Schematic, GS-4069 DC with 2 Speed Lift, (ANSI / CSA) (to serial number GS6915-6388)
  • Page 149 May 2021 Service and Repair Manual Electrical Schematic, GS-4069 DC with Proportional Lift, (ANSI / CSA) (from serial number GS6915-6389 to GS6915-7719)

  • Page 150: Electrical Schematic, Gs-4069 Dc With Proportional Lift, (Ansi / Csa) (From Serial Number Gs6915-7720)

    Service and Repair Manual May 2021 Electrical Schematic, GS-4069 DC with Proportional Lift, (ANSI / CSA) (from serial number GS6915-7720) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...
  • Page 151 May 2021 Service and Repair Manual Electrical Schematic, GS-4069 DC with Proportional Lift, (ANSI / CSA) (from serial number GS6915-6386 to GS9615-7719) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 152 Service and Repair Manual May 2021 Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (ANSI / CSA) (from serial number GS6915-7720)

  • Page 153: Electrical Schematics - As / Ce

    May 2021 Service and Repair Manual Electrical Schematic, GS-2669 DC and GS-3369 DC with 2 Speed Lift, (AS / CE) (to serial number GS6915-6388)

  • Page 154: Electrical Schematic, Gs-2669 Dc And Gs-3369 Dc With 2 Speed Lift, (As / Ce) (To Serial Number Gs6915-6388)

    Service and Repair Manual May 2021 Electrical Schematic, GS-2669 DC and GS-3369 DC with 2 Speed Lift, (AS / CE) (to serial number GS6915-6388) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 155: Electrical Schematic, Gs-2669 Dc And Gs-3369 Dc With Proportional Lift, (As / Ce) (From Serial Number Gs6915-6389 To Gs6915-7719)

    May 2021 Service and Repair Manual Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (AS / CE) (from serial number GS6915-6389 to GS6915-7719) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 156 Service and Repair Manual May 2021 Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (AS / CE) (from serial number GS6915-6389 to GS6915-7719)
  • Page 157 May 2021 Service and Repair Manual Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (AS / CE) (from serial number GS6915-7720)

  • Page 158: Electrical Schematic, Gs-2669 Dc And Gs-3369 Dc With Proportional Lift, (As / Ce) (From Serial Number Gs6915-7720)

    Service and Repair Manual May 2021 Electrical Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift, (AS / CE) (from serial number GS6915-7720) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 159: Electrical Schematic, Gs-4069 Dc With 2 Speed Lift, (As / Ce) (To Serial Number Gs6915-6388)

    May 2021 Service and Repair Manual Electrical Schematic, GS-4069 DC with 2 Speed Lift, (AS / CE) (to serial number GS6915-6388) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 160 Service and Repair Manual May 2021 Electrical Schematic, GS-4069 DC with 2 Speed Lift, (AS / CE) (to serial number GS6915-6388)
  • Page 161 May 2021 Service and Repair Manual Electrical Schematic, GS-4069 DC with Proportional Lift, (AS / CE) (from serial number GS6915-6389 to GS6915-7719)

  • Page 162: Electrical Schematic, Gs-4069 Dc With Proportional Lift, (As / Ce) (From Serial Number Gs6915-6389 To Gs6915-7719)

    Service and Repair Manual May 2021 Electrical Schematic, GS-4069 DC with Proportional Lift, (AS / CE) (from serial number GS6915-6389 to GS6915-7719) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 163: Electrical Schematic, Gs-4069 Dc With Proportional Lift, (As / Ce) (From Serial Number Gs6915-7720)

    May 2021 Service and Repair Manual Electrical Schematic, GS-4069 DC with Proportional Lift, (AS / CE) (from serial number GS6915-7720) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 164 Service and Repair Manual May 2021 Electrical Schematic, GS-4069 DC with Proportional Lift, (AS / CE) (from serial number GS6915-7720)

  • Page 165: Hydraulic Schematics

    May 2021 Service and Repair Manual Hydraulic Schematic, GS-2669 DC and GS-3369 DC with 2 Speed Lift (to serial number GS6915-6388)

  • Page 166: Hydraulic Schematic, Gs-2669 Dc And Gs-3369 Dc With 2 Speed Lift (To Serial Number Gs6915-6388)

    Service and Repair Manual May 2021 Hydraulic Schematic, GS-2669 DC and GS-3369 DC with 2 Speed Lift (to serial number GS6915-6388) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 167: Hydraulic Schematic, Gs-2669 Dc And Gs-3369 Dc With Proportional Lift (From Serial Number Gs6915-6389)

    May 2021 Service and Repair Manual Hydraulic Schematic, GS-2669 DC and GS-3369 DC with Proportional Lift (from serial number GS6915-6389) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 168 Service and Repair Manual May 2021 Hydraulic Schematic, GS-2669 DC and GS-3369 with Proportional Lift (from serial number GS6915-6389)
  • Page 169 May 2021 Service and Repair Manual Hydraulic Schematic, GS-4069 DC with 2 Speed Lift (to serial number GS6915-6388)

  • Page 170: Hydraulic Schematic, Gs-4069 Dc With 2 Speed Lift (To Serial Number Gs6915-6388)

    Service and Repair Manual May 2021 Hydraulic Schematic, GS-4069 DC with 2 Speed Lift (to serial number GS6915-6388) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 171: Hydraulic Schematic, Gs-4069 Dc With Proportional Lift

    May 2021 Service and Repair Manual Hydraulic Schematic, GS-4069 DC with Proportional Lift (from serial number GS6915-6389) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 172 Service and Repair Manual May 2021 Hydraulic Schematic, GS-4069 DC with Proportional Lift (from serial number GS6915-6389)
  • Page 173 May 2021 Service and Repair Manual Hydraulic Schematic, GS-2669 DC and GS-3369 DC with Proportional Relief (from serial number GS6916F-10015)

  • Page 174: Hydraulic Schematic, Gs-2669 Dc And Gs-3369 Dc With 2 Speed Lift (To Serial Number Gs6915-6388)

    Service and Repair Manual May 2021 Hydraulic Schematic, GS-2669 DC and GS-3369 DC with Proportional Relief (from serial number GS6916F-10015) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT...

  • Page 175: (From Serial Number Gs6915-6389)

    May 2021 Service and Repair Manual Hydraulic Schematic, GS-4069 DC with Proportional Relief (from serial number GS6915-6389) Part No. 1272220GT GS™-2669 DC • GS™-3369 DC • GS™-4069 DC...
  • Page 176 Service and Repair Manual May 2021 Hydraulic Schematic, GS-2669 DC and GS-3369 with Proportional Lift (from serial number GS6915-6389) GS™-2669 DC • GS™-3369 DC • GS™-4069 DC Part No. 1272220GT Service and Repair Manual May 2021...

This manual is also suitable for:

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