Terex Genie Z-45/25, Z-45/25J Telescopic Boom Lift Service Manual
440 pages · Publication 52709
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- Models
- Genie Z-45/25, Z-45/25J
- Serial coverage
- from SN 9998 to 21179
- Manual type
- Service Manual
- Pages
- 440
- Publication
- 52709
- Condition
- Brand new

What's inside
From the manual's own table of contents: 207 topics. See sample pages (PDF, 560 KB)
- Important Information
- General Safety Rules
- Machine Specifications
- Performance Specifications
- Hydraulic Specifications
- Ford LRG-425 EFI Engine Specifications
- Deutz F3L 1011F Engine Specifications
- Perkins 104-22 Engine Specifications
- Hydraulic Hose and Fitting Torque Specifications
- Power Source
- Hydraulic System
- Electrical System
- Limit Switches
- 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 Engine Oil Level
- Check the Engine Coolant Level - Liquid Cooled Models
- Check for Fuel Leaks
- Check the Hydraulic Oil Level
- Check for Hydraulic Leaks
Show all 207 topics
- Check the Tire Pressure
- A-10 Test the Oscillate Axle (if equipped)
- A-11 Test the Platform and Ground Controls
- A-12 Test the Auxiliary Power Operation
- A-13 Test the Tilt Sensor
- A-14 Test the Limit Switches
- A-15 Check the Engine Belt - Perkins Diesel Models
- A-16 Inspect the Engine Air Filter Element
- A-17 Replace the Fuel Filters - Ford Models
- A-18 Inspect the Radiator - Perkins Models
- A-19 Perform 30 Day Service
- A-20 Replace the Engine Oil and Filter - Ford and Perkins Diesel Models
- A-21 Inspect the Fuel Filter/Water Separator - Diesel Models
- A-22 Check and Adjust the Engine RPM - Perkins Diesel Models
- A-23 Check the Engine Belt - Ford Models
- Check the Battery
- Inspect the Electrical Wiring
- Check the Radiator - Ford Models
- Check the Exhaust System
- Check the Hydraulic Return Filter Condition Indicator
- Check the Oil Cooler and Cooling Fins - Deutz Diesel Models
- Inspect the Tires and Wheels (including lug nut torque)
- Confirm the Proper Brake Configuration
- Check the Oil Level in the Drive Hubs
- B-10 Check and Adjust the Engine RPM - Ford and Deutz Diesel Models
- B-11 Test the Key Switch
- B-12 Test the Emergency Stop Buttons
- B-13 Test the Ground Control Override
- B-14 Check the Directional Valve Linkage
- B-15 Test the Platform Self-leveling
- B-16 Test the Horn
- B-17 Test the Foot Switch
- B-18 Test the Engine Idle Select
- B-19 Test the Fuel Select Operation - Ford Models
- B-20 Test the Drive Enable System
- B-21 Test the Drive Brakes
- B-22 Test the Drive Speed - Stowed Position
- B-23 Test the Drive Speed - Raised or Extended Position
- B-24 Test the Alarm Package - Optional Equipment
- B-25 Perform Hydraulic Oil Analysis
- B-26 Replace the Hydraulic Tank Return Filter
- B-27 Replace the Fuel Filter/Water Separator Element - Perkins Diesel Models
- B-28 Replace the Fuel Filter Element - Perkins Diesel Models
- B-29 Replace the Spark Plugs - Ford Models
- B-30 Replace the Engine Air Filter Element
- Check the Engine Belt- Deutz Diesel Models
- Replace the Engine Oil and Filter - Deutz Diesel Models
- Check the Engine Valve Clearances - Deutz Diesel Models
- Change or Recondition the Engine Coolant - Liquid Cooled Models
- Check the Engine Valve Clearances - Perkins Diesel Models
- Replace the PCV Valve - Ford Models
- Check the Boom Wear Pads
- Check the Turntable Rotation Bearing Bolts
- Check the Free-wheel Configuration
- Grease the Turntable Rotation Bearing and Rotate Gear
- Replace the Drive Hub Oil
- Replace the Drive Loop Hydraulic Filter
- Check and Adjust the Air/LPG Mixture - Ford Models
- Replace the Diesel Fuel Filter/Water Separator - Deutz Diesel Models
- Test or Replace the Hydraulic Oil
- Change or Recondition the Engine Coolant - Ford Models
- Change the Fuel Hoses
- Check the Toothed Belt - Deutz Diesel Models
- Check the Engine Valve Clearance - Ford Models
- Check the Engine Cylinder Compression - Ford Models
- Check the Fuel Injection Pumps and Injectors - Deutz Diesel Models
- Replace the Timing Belt - Ford Models
- Grease the Steer Axle Wheel Bearings, 2WD Models
- Fault Codes
- Engine Will Not Crank Over
- Engine Cranks Over But Will Not Start - Ford Models
- Engine Runs While Cranking Then Dies
- Engine Cranks Over But Will Not Start - Diesel Models
- Engine Will Not Start On LPG, But Will Start On Gasoline - Ford Models
- Engine Will Not Start On Gasoline, But Will Start On LPG - Ford Models
- Engine High Idle Inoperative - Ford Models
- Engine Low Idle Inoperative - Ford Models
- Engine High Idle Inoperative - Diesel Models
- Engine Low Idle Inoperative - Diesel Models
- All Functions Inoperative, Engine Starts and Runs
- All Lift and Steer Functions Inoperative, Drive Functions Operational
- Ground Controls Inoperative, Platform Controls Operate Normally
- Platform Controls Inoperative, Ground Controls Operate Normally
- Primary Boom Up Function Inoperative
- Primary Boom Down Function Inoperative (before serial number 13099)
- Primary Boom Down Function Inoperative (after serial number 13098)
- Secondary Boom Up Function Inoperative
- Secondary Boom Down Function Inoperative
- Primary Boom Extend Function Inoperative
- Primary Boom Retract Function Inoperative
- Turntable Rotate Left Function Inoperative
- Turntable Rotate Right Function Inoperative
- All Platform Leveling Functions Inoperative
- Platform Level Up Function Inoperative
- Platform Level Down Function Inoperative
- Platform Rotate Left Function Inoperative
- Platform Rotate Right Function Inoperative
- Jib Boom Up Function Inoperative, Z-45/25J Models
- Jib Boom Down Function Inoperative, Z-45/25J Models
- Steer Left Function Inoperative
- Steer Right Function Inoperative
- Oscillate Function Inoperative
- All Drive Functions Inoperative, All Other Functions Operate Normally
- Drive Forward Or Reverse Function Inoperative
- Traction Function Inoperative
- Machine Will Not Drive At Full Speed
- Machine Drives At Full Speed With Platform Raised or Extended
- Drive Enable System Is Malfunctioning
- Auxiliary Functions Inoperative
- Electrical Components
- Electrical Symbols Legend
- Abbreviation Legend
- Ford LRG-425 EFI Engine Harness (before serial number 13099)
- Ford LRG-425 EFI Engine Harness (after serial number 13098)
- Electrical Schematic - Z-45/25 Ford Models (before serial number 13099)
- (before serial number 13099)
- Electrical Schematic, Z-45/25 Ford Models (after serial number 16303)
- (after serial number 16303)
- Electrical Schematic, Z-45/25J Ford Models (after serial number 16303)
- Electrical Schematic, Z-45/25 Deutz Models (before serial number 13099)
- Electrical Schematic, Z-45/25J Deutz Models (before serial number 13099)
- Z-45/25 Deutz Models (after serial number 16303)
- Electrical Schematic, Z-45/25J Deutz Models (after serial number 16303)
- Z-45/25J Deutz Models (after serial number 16303)
- Electrical Schematic, Z-45/25 Perkins Models (before serial number 16304)
- (before serial number 16304)
- Electrical Schematic, Z-45/25J Perkins Models (before serial number 16304)
- Z-45/25J Perkins Models (before serial number 16304)
- Electrical Schematic, Z-45/25 Perkins Models (after serial number 16303)
- Electrical Schematic, Z-45/25J Perkins Models (after serial number 16303))
- Z-45/25J Perkins Models (after serial number 16303)
- Platform Control Box Wiring Diagram- Load Sensor Option, All Models
- Hydraulic Symbols Legend
- 2WD Hydraulic Schematic
- 4WD Hydraulic Schematic
- Joystick Controllers
- Horsepower Limiter Board
- Foot Switch
- Toggle Switches
- Platform
- Platform Leveling Slave Cylinder
- Platform Rotator
- Jib Boom, Z-45/25J Models
- Jib Boom Lift Cylinder, Z-45/25J Models
- Jib Boom / Platform Rotate Manifold Components, Z-45/25J Models
- Plastic Cable Track
- Primary Boom
- Primary Boom Lift Cylinder
- Primary Boom Extension Cylinder
- Platform Leveling Master Cylinder
- Secondary Boom
- Secondary Boom Lift Cylinders
- Turntable Covers
- RPM Adjustment
- Flex Plate
- Oil Temperature and Oil Pressure Gauges
- Coolant Temperature and Oil Pressure Gauages
- Timing Adjustment
- Water Temperature and Oil Pressure Gauges
- 10-1 Control Relays
- 10-2 Toggle Switches, See 1-4, Toggle Switches
- 10-3 Wago® Components
- 10-4 Engine Fault Codes - Ford Models
- 11-1 Lift/Steer Pump
- 11-2 Drive Pump
- 12-1 Function Manifold Components
- 12-2 Valve Adjustments - Function Manifold
- 12-3 Turntable Rotation Manifold Components
- 12-4 Directional Valve Manifold Components
- 12-5 2WD Drive Manifold Components
- 12-6 Valve Adjustments, 2WD Drive Manifold
- 12-7 4WD Drive Manifold Components
- 12-8 Valve Adjustments, 4WD Drive Manifold
- 13-1 Fuel Tank
- 13-2 Hydraulic Tank
- 14-1 Rotation Hydraulic Motor
- 15-1 Yoke and Hub
- 15-2 Steering Cylinders
- 16-1 Yoke and Hub
- 16-2 Steering Cylinders, See 15-2, Steering Cylinders
- 17-1 Oscillating Axle Lock-out Cylinders
- 18-1 Drive Motor
- 18-2 Drive Hub
Inside this manual
Real pages from this service manual (440 pages). Open the sample pages (PDF, 559 KB)
- Specifications, page 20: Section 2 • Specifications
- Diagram, page 338: Platform Control Box Wiring Diagram-
- Troubleshooting, page 398: Section 7 • Repair Procedures
- Foldout diagram: Platform Control Box Wiring Diagram- Lift/Drive SelectOption,
Other manuals for this 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, 440 pages
Quantity one is the manual described above.
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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).