Terex Genie Z-30/20N Articulated Boom Lift Service Manual
327 pages · Publication 35532
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- Models
- Genie Z-30/20N
- Manual type
- Service Manual
- Pages
- 327
- Publication
- 35532
- Condition
- Brand new
What's inside
From the manual's own table of contents: 137 topics. See sample pages (PDF, 595 KB)
- Important Information
- General Safety Rules
- Machine Specifications
- Performance Specifications
- Hydraulic Specifications
- Hydraulic Hose and Fitting Torque Specifications
- Power Source
- Hydraulic System
- Electrical System
- Machine Controls
- Introduction
- Maintenance Inspection Report
- Inspect the Operator’s and Safety Manuals
- Inspect the Decals and Placards
- Inspect for Damage and Loose or Missing Parts
- Check the Hydraulic Oil Level
- Check for Hydraulic Leaks
- Test the Platform and Ground Controls
- Test the Auxiliary Power Operation
- Test the Tilt Sensor
- Test the Limit Switches
- A-10 Perform 30 Day Service
- A-11 Grease the Turntable Rotation Bearing and Worm Drive Gear
- Check the Batteries
Show all 137 topics
- Inspect the Electrical Wiring
- Inspect the Tires and Wheels (including lug nut torque)
- Confirm the Proper Brake Configuration
- Check the Oil Level in the Drive Hubs
- Test the Key Switch
- Test the Emergency Stop
- Test the Ground Control Override
- Test the Platform Self-leveling
- B-10 Test the Horn
- B-11 Test the Foot Switch
- B-12 Test the Drive Enable System
- B-13 Test the Drive Brakes
- B-14 Test the Drive Speed - Stowed Position
- B-15 Test the Drive Speed - Raised or Extended Position
- B-16 Test the Alarm Package (if equipped)
- B-17 Test the Turntable Rotation Stop
- B-18 Check the Electrical Contactors
- B-19 Check the Turntable Rotation Bearing Bolts
- B-20 Replace the Hydraulic Tank Return Filter Element
- B-21 Perform Hydraulic Oil Analysis
- Check the Primary Boom Wear Pads
- Check the Free-wheel Configuration
- Replace the Drive Hub Oil
- Bleed the Platform Rotator
- Test or Replace the Hydraulic Oil
- Grease the Steer Axle Wheel Bearings
- Controllers
- Diodes
- Foot Switch
- Toggle Switches
- Platform
- Platform Leveling Slave Cylinder
- Platform Rotator
- Jib Boom
- Jib Boom Bell Crank (models without rotating jib boom)
- Jib Boom Rotator (models with rotating jib boom)
- Jib Boom Lift Cylinder
- Plastic Cable Track
- Primary Boom
- Primary Boom Lift Cylinder
- Extension Cylinder
- Platform Leveling Master Cylinder
- Secondary Boom
- Secondary Boom Lift Cylinder
- Control Relays
- Toggle Switches, See 1-4, Toggle Switches
- Wago® Components
- Auxiliary Pump
- Function Pump
- Function Manifold Components (before serial number 3447)
- Function Manifold Components (after serial number 3446)
- Valve Adjustments - Function Manifold
- Valve Coils
- (before serial number 4083)
- (after serial number 4082)
- Steer / Brake Manifold Components (before serial number 3447)
- Turntable Rotation Hydraulic Motor
- 10-1 Yoke and Hub
- 10-2 Steer Cylinder
- 11-1 Drive Motor
- 11-2 Drive Hub
- 12-1 Motor Controller (after serial number 3446)
- Fault Code Chart (after serial number 3446)
- All Functions Will Not Operate
- Lift Pump Motor Will Not Operate
- Auxiliary Pump Motor Will Not Operate
- All Functions Inoperative, Power Unit Starts and Runs
- All Lift and Steer Functions Inoperative, Drive Function Operational
- Ground Controls Inoperative, Platform Controls Operate Normally
- (before serial number 3447)
- (after serial number 3446)
- Primary Boom Up Function Inoperative
- Primary Boom Down Function Inoperative
- Secondary Boom Up Function Inoperative
- Secondary Boom Down Function Inoperative
- Primary Boom Extend Function Inoperative (before serial number 5398)
- Primary Boom Extend Function Inoperative (after serial number 5397)
- Primary Boom Retract Function Inoperative
- Turntable Rotate Left Function Inoperative (before serial number 3447)
- Turntable Rotate Left Function Inoperative (after serial number 3446)
- Turntable Rotate Right Function Inoperative (before serial number 3447)
- Turntable Rotate Right Function Inoperative (after serial number 3446)
- All Platform Level Functions Inoperative
- Platform Level Up Function Inoperative
- Platform Level Down Function Inoperative
- Motor Controller Fault Code 21: Throttle Fault (after serial number 3446)
- Main Contactor Did Not Close (after serial number 3446)
- Drive Forward Function Inoperative
- Drive Reverse Function Inoperative
- Remote Brake Release Inoperative
- Electrical Components
- Load Sensor Option Diagram (before serial number 4083)
- Load Sensor Option Diagram (from serial number 4083 to 4255)
- Load Sensor Option Diagram (after serial number 4255)
- Power Cable Diagram (before serial number 3447)
- Power Cable Diagram (after serial number 3446)
- Electrical Symbols Legend
- Electrical Schematic (before serial number 747)
- Electrical Schematic (from serial number 747 to 3446)
- Electrical Schematic (from serial number 3447 to 4082)
- Electrical Schematic (after serial number 4082)
- Ground Control Panel Legend (before serial number 747)
- Ground Control Panel Legend (from serial number 747 to 3446)
- Ground Control Panel Legend (from serial number 3447 to 4082)
- Ground Control Panel Wiring Diagram (after serial number 4082)
- Platform Wiring Diagram (before serial number 3447)
- Platform Wiring Diagram (from serial number 3447 to 4082)
- Platform Wiring Diagram (after serial number 4082)
- Hydraulic Symbols Legend
- Hydraulic Schematic (before serial number 3447)
- Hydraulic Schematic (from serial number 3447 to 4082)
- Hydraulic Schematic (from serial number 4083 to 5397)
- Hydraulic Schematic (after serial number 5397)
Inside this manual
Real pages from this service manual (327 pages). Open the sample pages (PDF, 595 KB)
- Specifications, page 16: Section 2 • Specifications
- Troubleshooting, page 126: FAULT CODE CHART (AFTER SERIAL NUMBER 3446)
- Diagram, page 311: Section 7 • Schematics
- Foldout diagram: First Edition • Third Printing
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the Genie Z-30/20N are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.
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This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 327 pages
Quantity one is the manual described above.
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Binder not included
Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.
Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).