Overview

This document details the technical specifications, performance data, and operational guidelines for the Hyster Fortens and Fortens Advance series of diesel and LPG forklift trucks with rated capacities from 1.6 to 2.0 tons.

1. Model Identification and General Specifications

• Models include H1.6FT, H1.8FT, H2.0FTS Fortens and Fortens Advance.
• Drive system: Electronic Powershift, 1-speed transmission.
• Brake types: Drum brakes on Fortens; ADS Drum Brakes on Fortens Advance.
• Operator type: Seated operation.
• Fuel options: Diesel and LPG variants.
• Rated capacity: 1.6 to 2.0 tons at 500 mm load center.

2. Weights and Dimensions

• Service weight ranges from approximately 3059 to 3294 kg depending on model and configuration.
• Axle loads vary by model and load condition (laden/unladen).
• Overall dimensions: length ~3905 mm; width 1043–1108 mm; height with mast lowered ~2175 mm.
• Standard forks: 40 x 80 x 1000 mm, compliant with DIN ISO 2331.
• Ground clearance: ~146 mm below mast when laden.
• Turning radius: internal radius approximately 1830 to 1855 mm.

3. Tyres and Chassis

• Standard tyres: Pneumatic Shape Solid (SE).
• Front tyre size: 6.50 x 10-10; rear tyres vary between 5.00 x 8 and 18 x 7-8 depending on model.
• Wheel configuration: 2 front (driven) and 2 rear wheels.
• Tread widths: front ~890 mm; rear ~895 mm.

4. Mast and Forklift Dimensions

• Mast tilt angles: approximately 6° forward and 5° backward.
• Mast heights: lowered ~2175 mm; extended ~3905 mm.
• Free lift: limited to about 100 mm.
• Overhead guard height: ~1044 mm.
• Seat height: ~321 mm relative to stand height.
• Aisle widths for standard pallets (1000 x 1200 mm) range from 3539 to 3769 mm depending on configuration.

5. Performance Data

• Travel speeds: laden/unladen approximately 20.5 to 21.5 km/h.
• Lift speeds: 0.58 to 0.72 m/s laden/unladen.
• Lowering speeds: 0.47 to 0.51 m/s laden/unladen.
• Drawbar pull: 11,297 to 12,260 N laden.
• Gradeability: 16.6% to 26.3% at 4.8 km/h laden.
• Acceleration time: 3.9 to 4.8 seconds laden/unladen.
• Service brake: hydraulic system.

6. Engine and Hydraulic System

• Engines: Yanmar 2.6L diesel and PSI 2.0L LPG engines.
• Power output: 29.1 to 33.0 kW at 2400 rpm.
• Engine details: 4 cylinders; displacement between 1997 and 2659 cm³.
• Fuel consumption: approximately 0.58 to 0.72 liters or kg per hour (VDI cycle).
• Hydraulic system: operating pressure up to 155 bar; oil flow ~31.7 l/min for attachments; hydraulic oil tank capacity ~38.4 liters.
• Fuel tank capacity: 77 to 80 liters.

7. Noise and Safety

• Sound pressure level at driver’s seat: 58 to 69 dB(A).
• Sound power level during work cycle: 96 to 102 dB(A).
• Guaranteed sound power level complies with EU Directive 2000/14/EC.
• Safety compliance: meets current EU safety standards.

8. Additional Notes and Recommendations

• Weights are based on trucks equipped with 3,330 mm 2-stage limited free lift mast, standard carriage, 1,000 mm forks with e-hydraulics, overhead guard, and standard pneumatic shaped solid tyres.
• Specifications may vary with vehicle condition, equipment, and environment; critical applications should be discussed with dealers.
• Operator training and adherence to operating manual instructions are essential, especially regarding stability with elevated loads and mast tilt.
• Stacking aisle widths are calculated per VDI standards with recommended additional clearance for safety.

9. Truck Dimensions and Maneuverability

Key dimensional parameters include load dimensions, aisle widths for different pallet sizes, turning radius, internal turning radius, and 90° intersecting aisle widths. Step heights from ground to running board and between steps are specified to aid ergonomic access.

10. Weight and Load Specifications

Service weights and axle loadings are detailed for laden and unladen conditions. Rated load capacities, load center distances, load distances from drive axle to fork, and wheelbase measurements are provided for precise load handling calculations.

11. Manufacturer and Model Information

Includes manufacturer abbreviations, type designations, engine and transmission types, brake types, drive types (electric, diesel, petrol, LPG), and operator types (hand, pedestrian, standing, seated, order-picker).

12. Engine and Transmission Details

• Diesel engines (Yanmar) feature quick glow plugs and cold start devices for reliable starts and reduced emissions.
• LPG engines (PSI 2.0L) deliver 33 kW power and 136 Nm torque, designed for durability.
• Fortens models use Electronic Powershift transmission; Fortens Advance models use electronically controlled DuraMatch™ transmission with advanced features:
• Auto Deceleration System (ADS) with 10 programmable settings for controlled braking and extended brake life.
• Controlled Power Reversal via Pacesetter VSM™ for smooth direction changes, reducing tyre spin and transmission shock.
• Controlled Roll-Back on Ramp for safe descent control.
• Transmission integrates advanced cooling and CANbus-based Pacesetter VSM™ onboard computer for performance optimization, diagnostics, and reliability.

13. Hydraulic System and Operator Features

• Optional Auto-speed Hydraulics increase engine speed automatically to provide full hydraulic power without operator inching, improving productivity.
• Operator compartment designed for ergonomics and comfort, featuring:
• Optimized space with overhead guard and increased floor area.
• Easy 3-point entry with low non-slip step height (37.1 cm).
• Isolated drivetrain to reduce vibration.
• Adjustable armrest with TouchPoint™ E-hydraulic controls.
• Rear grab handle with horn button for reverse driving.
• Adjustable steering column, large steering wheel with spinner knob, and full suspension seat.

14. Mast and Capacity Information

Capacity charts cover various mast configurations (2-stage full free lift, 2-stage limited free lift, 3-stage full free lift) and tyre types (pneumatic shaped solid, pneumatic radial). Maximum fork heights range from ~3,215 mm to 5,500 mm with corresponding free lift values. Capacities are rated at 500 mm and 600 mm load centers. Capacity values may vary with non-standard equipment; Hy-Rater software is recommended for alternative specifications.

15. Service and Maintenance

Designed for easy servicing with full access from cowl to counterweight, simplified wiring and hydraulic layouts, and color-coded daily checks via dash display. Engine coolant and hydraulic oil change intervals are set at 4,000 hours to minimize downtime.

16. Product Features and Applications

• Fortens™: Focused on minimizing acquisition cost without compromising performance.
• Fortens Advance: Optimized for lowest hourly operating cost with enhanced transmission and control features.
• Hyster provides strong dealer partnerships, comprehensive support including fleet management consultancy, service, parts supply, and financing options.

17. Technical Formulas and Standards

Aisle width calculation formula: Ast = Wa + SQRT{(l6 + x)^2 + (b12/2 - b13)^2} + a, where 'a' is minimum operating clearance (VDI standard 200 mm, BITA recommendation 300 mm).

18. Contact and Legal Information

Includes Hyster Europe contact details, legal disclaimers, trademark notices, and product change notifications.

Summary

The Hyster Fortens and Fortens Advance forklift trucks provide robust, efficient, and ergonomic solutions for industrial material handling with diesel and LPG power options. They combine advanced transmission technologies, hydraulic systems, and operator comfort features to deliver competitive performance, safety, and compliance with EU standards. Detailed dimensional and capacity data support precise planning for warehouse layouts and operational safety. Proper operator training and adherence to maintenance schedules are emphasized to ensure reliability and safe operation.