Terex Genie GR-12, GR-15, GR-20, QS-12R, QS-15R, QS-20R, QS-12W, QS-15W, QS-20W Scissor Lift Service Manual
126 pages · Publication 84700
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What's inside
From the manual's own table of contents: 77 topics. See sample pages (PDF, 552 KB)
- Important Information
- Serial Number Information
- Serial Number Legend
- General Safety Rules
- Machine Specifications
- Performance Specifications
- Hydraulic Specifications
- Manifold Component Specifications
- Hydraulic Hose and Fitting Torque Specifications
- SAE and Metric Fasteners Torque Charts
- Introduction
- Pre-delivery Preparation Report
- Maintenance Inspection Report
- Inspect the Manuals and Decals
- Perform Pre-operation Inspection
- Perform Function Tests
- Test the Obstruction Sensing System (QSR models only)
- Perform 30 Day Service
- Grease the Steer Yokes
- Inspect the Batteries
- Inspect the Electrical Wiring
- Inspect the Tires and Wheels (including castle nut torque)
- Check the Lifting Chain Adjustments
- Clean and Lubricate the Columns
Show all 77 topics
- Adjust the Sequencing Cables
- Test the Emergency Stop
- Test the Key Switch
- Test the Automotive-style Horn (if equipped)
- B-10 Inspect the Voltage Inverter (if equipped)
- B-11 Test the Drive Brakes
- B-12 Test the Drive Speed - Stowed Position
- B-13 Test the Drive Speed - Raised Position
- B-14 Test the Slow Drive Speed
- B-15 Test the Motion Alarm (if equipped)
- B-16 Test the Flashing Beacons (if equipped)
- B-17 Perform Hydraulic Oil Analysis
- B-18 Inspect the Breather Cap
- Grease the Platform Overload Mechanism (if equipped)
- Models with Optional Hydraulic Oil
- Test the Platform Overload System (if equipped)
- Inspect the Mast Assembly for Wear
- Inspect and Lubricate the Lifting Chains
- Replace the Hydraulic Tank Return Filter
- Test or Replace the Hydraulic Oil
- Circuit Boards
- Controller Adjustments
- Software Configuration
- Platform
- Platform Extension
- Work Tray
- Mast
- Glide Pads
- Lifting Chains
- Lift Cylinder
- Level Sensor
- Function Pump
- Function Manifold Components
- Valve Adjustments - Function Manifold
- Valve Coils
- Hydraulic Tank
- Yoke and Drive Motor
- Steer Cylinder
- Steer Bellcrank
- Drive Brake
- 10-1 Brake Release Hand Pump Components
- 11-1 Platform Overload System
- 11-1 Obstruction Sensing Pads (QSR models only)
- Fault Code Chart
- Electrical Component and Wire Color Legends
- ECM Pin-out Legend
- Relay Layout
- Wiring Diagram - Ground and Platform Controls
- Electrical Symbols Legend
- (all models without platform overload protection)
- (all models with platform overload protection)
- Hydraulic Component Reference and Symbols Legend
- Hydraulic Schematic
Inside this manual
Real pages from this service manual (126 pages). Open the sample pages (PDF, 552 KB)
- Specifications, page 11: Section 2 • Specifications
- Troubleshooting, page 99: Section 5 • Fault Codes
- Diagram, page 120: Section 6 • Schematics
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals 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, 126 pages
Quantity one is the manual described above.
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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).