Genie GR-20J GR-26J Service Manual 1312899 – PDF DOWNLOAD

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