Terex Genie GTH-844 Telescopic Forklift Service Manual
187 pages · Publication 1272854
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- Models
- Genie GTH-844
- Serial coverage
- See Cover
- Manual type
- Service Manual
- Pages
- 187
- Publication
- 1272854
- Condition
- Brand new

What's inside
From the manual's own table of contents: 33 sections, 110 entries. See sample pages (PDF, 613 KB)
Introduction Introduction3 topics
- Important Information
- Find a Manual for this Model
- Serial Number Legend
Section 1 Safety Rules1 topic
- General Safety Rules
Section 2 Specifications15 topics
- Machine Specifications
- Performance Specifications
- Hydraulic Oil Specifications
- Hydraulic Component Specifications
- Manifold Component Specifications
- Air Conditioner Refrigerant Specifications
- DEF Storage Specifications
- Deutz TCD3.6 L4 Engine Specifications
- Deutz TCD3.6 L4 T4F Engine Specifications
- Perkins 1104D-E44TA Engine Specifications
- Perkins 854E-E34TA Engine Specifications
- Dana VDT12000 Transmission Specifications
- Carraro 26.27M Drive Axle Specifications
- Hydraulic Hose and Fitting Torque Specifications
- Torque Procedure
Section 3 Repair Procedures12 topics
- Introduction
- Boom Components
- Boom Proximity Switch
- How to Test a Proximity Switch
- How to Adjust the Boom Angle Proximity Switch
- Boom
- How to Replace the Boom Wear Pads
- How to Remove the Lifting Fork Frame
- How to Replace the Retraction Chain
- How to Replace the Extension Chains
- How to Remove the Boom
- How to Disassemble the Boom
Hydraulic Hoses2 topics
- How to Adjust the Fork Level Cylinder and/or Auxiliary Hose
- How to Replace the Fork Level Cylinder and/or Auxiliary Hoses
Machine Controls7 topics
- How to Remove the Steering Column
- How to Remove the Steering Wheel
- How to Remove the Steer Orbitral
- How to Remove the Joystick - Models with Single Joystick
- How to Remove the Joystick - Models with Dual Joysticks
- How to Remove the Brake Pedal Assembly
- How to Remove the Gauge Cluster Assembly
Engines3 topics
- How to Repair the Perkins 1104D-E44TA Engine
- How to Repair the Perkins 854E-34TA Engine
- How to Repair the Deutz TCD3.6 Engine
Hydraulic Pump19 topics
- How to Test the Function Pump
- How to Remove the Function Pump
- How to Install the Function
- How to Prime the Function Pump
- How to Adjust the Function Pump Standby Pressure
- How to Adjust the Function Pump Pressure Compensator
- Manifolds
- Primary Function Manifold Components - Models with Single Joystick
- Primary Function Manifold Components - Models with Dual Joysticks
- Secondary Function Manifold Components
- Auxiliary Manifold (option) and Brake Manifold Components
- Valve Adjustments - Secondary Function Manifold
- How to Set the Steer System Pressure
- How to Set the Parking Brake System Pressure
- How to Set the Differential Lock/Joystick System Pressure
- How to Set the Rear Lock-up System Pressure
- Valve Coils
- Axle
- Axles
Section 4 Fault Codes3 topics
- Diagnostic Display
- Deutz TCD3.6 Engine Fault Codes
- Perkins 1104 Engine Fault Codes
Section 5 Schematics6 topics
- Fuse Panel Layout (to 20629)
- Electrical Component & Wire Color Abbreviation Legend
- Telematics Connector Pin Legend
- Electrical Symbol Legend
- Hydraulic Symbols Legend
- Electrical Schematics - Harness Maps
Show all 33 sections
Electrical Schematic - View 2 (to 15-20661)6 topics
- Electrical Schematic - View 2 (from 21457 to 21535)
- Hydraulic Schematics
- Hydraulic Schematic - Single Joystick (to 19528)
- Hydraulic Schematic - Single Joystick (from 19529, 16E-10000)
- Hydraulic Schematic - Dual Joystick (to 19528)
- Hydraulic Schematic - Dual Joystick (from 19529, 16E-10000)
Inside this manual
Real pages from this service manual (187 pages). Open the sample pages (PDF, 612 KB)
- Specifications, page 26: Specifications
- Troubleshooting, page 76: Fault Codes
- Diagram, page 104: Schematics
- Foldout diagram (color): Service and Repair Manual
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the Genie GTH-844 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, 187 pages
Quantity one is the manual described above.
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60-day returns
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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).