Menu

797F

Power Train – Engine

Power Train – Transmission

Engine/Power Train Integration

Cat Braking System

Truck Body Systems

Structures

Operator's Station

Monitoring System

Safety

Sustainability

Customer Support

Serviceability

797F Standard Equipment

ELECTRICAL

  • Alarm, back-up
  • Brushless, alternator, 150 ampere
  • Batteries, 12V (2) 93 amp-hour
  • Converter, 12V electrical
  • Electrical system, 24V, 10, 20 and 25 amp
  • Battery charge receptacle
  • Lighting system:
    – Back-up and hazard lights
    – Directional signals (front, rear LED)
    – Front stair access/Service deck
    – Stop/tail lights (LED)
    – Engine compartment
    – VIMS, blue light (LED)
    – Headlights with lo-hi beam selector

OPERATOR ENVIRONMENT

  • Standard cab:
    – Standard optimized operator seats
    – Suspension trainer seat
    – Flip down front visor
    – Standard side of cab access
  • Deluxe cab:
    – Heated and ventilated seats
    – Suspension trainer seat
    – Retractable front visor
    – Rear of cab access and standard side of cab access
    – Power windows
  • Deluxe cold weather cab:
    – Heated and ventilated seats
    – Suspension trainer seat
    – Retractable front visor
    – Rear of cab access and standard side of cab access
    – Power windows
    – Heated mirrors
  • All cab options include the following features:
    • Air conditioner with automatic climate control
    • 12V DC power supply (3)
    • Coat hook
    • Diagnostic connection port
    • Dome courtesy light
    • Entertainment radio ready 5 amp converter, speakers and wiring harness
    • Gauges/Indicators:
      – Gauge panel: Transmission fluid temperature; Brake oil temperature; Engine coolant temperature; Fuel level; Torque converter oil temperature
      – Electric engine control fault indicator
      – Electric hour meter
      – Speedometer
      – Tachometer
      – Transmission gear indicator
      – VIMS message center with advisor
    • Heater/defroster (11 070 kCal/43,930 Btu)
    • Horn
    • Cat Detect System
    • Storage compartments
    • Hoist, body control (electric)
    • ROPS cab, insulated/sound suppressed
    • Seat, operator, air suspension
    • Seatbelt, operator, three-points, retractable
    • Seat, trainer, air suspension
    • Seatbelt, trainer, two-points, retractable
    • Stairway and walkway access, 600 mm (23.6 in)
    • Steering wheel, multi tilt, padded, telescopic
    • Tinted glass
    • Window, operator, electric powered
    • Windshield wiper, intermittent control and washer
    • Cup holder
    • Mirrors, right and left

POWER TRAIN

  • C175-20 emits equivalent to Tier 2 emission standards:
    – Turbocharging (4)/Air-to-Air Aftercooler (ATAAC)
    – Air cleaner with precleaner (4)
    – Ground level engine shutdown
    – Ether starting aid (automatic)
    – Elevated low idle control
    – Crankcase protection
    – Multi-point oil pressure sensing
    – Automatic starter protection
  • Braking system:
    – Park brake integrated with gear selector
    – Brake release motor (towing)
    – Oil-cooled, multi-disc (front and rear) – service, retarding, parking, secondary
    – Automatic Retarder Control, adjustable
    – Engine overspeed protection
    – Extended life brake disc material
  • Transmission:
    – 7-speed, automatic powershift with electronic controls (ECPC)
    – Body-up shift inhibitor
    – Controlled throttle shifting
    – Directional shift management
    – Neutral coast inhibitor
    – Neutral start switch
    – Downshift/Reverse shift inhibitor
    – Individual clutch modulation
    – Body-up reverse neutralizer
    – Programmable top speed
    – Lock-up torque converter
  • Pre-lubrication/engine
  • Rear axle continuous lubrication/filtration

OTHER STANDARD EQUIPMENT

  • Traction Control System
  • Auto lubrication system
  • Aux “buddy” dumping quick connect
  • Aux steering quick connect (towing)
  • Driveline guard
  • Fast fill fuel system
  • Fuel filter with water separator
  • Ground level VIMS data port
  • Ground level battery lockout
  • Ground level transmission lockout
  • Ground level engine start lockout
  • Ground level engine shut-down
  • High-speed crankcase oil change
  • Reservoirs (3 separate):
    – Brake/Hoist, Steering/Fan, Transmission/Converter
  • Rock ejectors
  • Supplemental steering (automatic)
  • Tie-down eyes
  • Center hitch and tow points (front), tow pin (rear)
  • Vandalism protection locks
  • Vital Information Management System (VIMS):
    – Includes VIMS Payload Monitor with max payload and speed manager
  • Hydraulic filters, 1,000 hour
  • S·O·S sample ports
  • Service points, ground level
  • Sight level gauges for hydraulic/engine oil

ANTIFREEZE

  • Extended Life Coolant to –35° C (–30° F)

797F Optional Equipment

OPTIONAL EQUIPMENT

  • Cat Detect System
  • Cabin air precleaner
  • Throttle lock
  • Engine delay shutdown timer
  • Antifreeze/coolant protects to –50° C (–58° F)
  • Fuel tank (7570 L/2,000 gal)
  • SL-V grease injectors
  • Body heat
  • Rear axle lubrication cooler
  • External digital payload display
  • Oil renewal system
  • Oil renewal system with 3 day tank
  • Engine coolant and oil heater for cold weather starts
  • Road Analysis Control (RAC)
  • Portable fire extinguisher
  • Torque converter guard
  • Brake wear indicator gauge
  • Rims (wedge)
  • Rim guard

Select Units

Overview

Whether you're hauling copper, coal, gold, iron ore or overburden the 797F provides you with the best in class cost per unit of production. Including the improvements in safety, productivity, serviceability and comfort you will see why the 797F is the industry leader of its class. Combine these features with unmatched dealer support and you will see why more mine sites choose Cat Mining Trucks for their production needs.

Engine

  • Engine Model Cat® C175-20 Cat® C175-20
  • Gross Power - SAE J1995 4000.0 HP 2983.0 kW
  • Bore 6.9 in 175.0 mm
  • Stroke 8.7 in 220.0 mm
  • Displacement 6469.0 in³ 106.0 l
  • Note (1) Power ratings apply at 1,750 rpm when tested under the specific conditions for the specified standard. Power ratings apply at 1,750 rpm when tested under the specific conditions for the specified standard.
  • Note (2) Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.32 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (69° F) and an LHV of 42 780 kJ/kg (18,390 Btu/lb) when engine is used at 30° C (38° F). Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.32 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (69° F) and an LHV of 42 780 kJ/kg (18,390 Btu/lb) when engine is used at 30° C (38° F).
  • Emissions U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards. U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards.
  • Note (3) No low altitude arrangement (LAA) engine derating required up to 2134 m (7,000 ft) altitude. No low altitude arrangement (LAA) engine derating required up to 2134 m (7,000 ft) altitude.
  • Note (4) No high altitude arrangement (HAA) engine derating required up to 4877 m (16,000 ft) altitude. No high altitude arrangement (HAA) engine derating required up to 4877 m (16,000 ft) altitude.

Weights - Approximate

  • Body Weight Range 41 368-61 235 kg (91,200-135,000 lb) 41 368-61 235 kg (91,200-135,000 lb)
  • Chassis Weight Range 210 630-219 146 kg (464,359-483,134 lb) 210 630-219 146 kg (464,359-483,134 lb)
  • Target Gross Machine Operating Weight (GMW) 1375000.0 lb 623690.0 kg
  • Note (1) Refer to the Cat Mining Truck 10/10/20 Payload Policy for maximum gross machine weight limitations. Refer to the Cat Mining Truck 10/10/20 Payload Policy for maximum gross machine weight limitations.
  • Note (2) Body weight varies depending on body and liner configuration. Weight range for known applications. Body weight varies depending on body and liner configuration. Weight range for known applications.
  • Note (3) Chassis weight with 100 percent fuel, hoist, body mounting group, rims and tires. Chassis weight with 100 percent fuel, hoist, body mounting group, rims and tires.

Operating Specifications

  • Nominal Payload Capacity 400.0 ton (US) 363.0 ton (US)
  • Steer Angle 40.0 ° 40.0 °
  • Heaped SAE (2:1) Capacity 240-267 m3 (314-350 yd3) 240-267 m3 (314-350 yd3)
  • Machine Clearance Turning Diameter 138.0 ft 42.0 m
  • Top Speed - Loaded 42.0 mile/h 67.6 km/h

Final Drives

  • Differential Ratio 1.276:1 1.276:1
  • Planetary Ratio 16.67:1 16.67:1
  • Total Reduction Ratio 21.26:1 21.26:1
  • Note Double reduction, planetary with full floating axles. Double reduction, planetary with full floating axles.

Transmission

  • Forward - 1 7.0 mile/h 11.3 km/h
  • Forward - 2 9.5 mile/h 15.2 km/h
  • Forward - 3 12.7 mile/h 20.5 km/h
  • Forward - 4 17.2 mile/h 27.7 km/h
  • Forward - 5 23.1 mile/h 37.2 km/h
  • Forward - 6 31.2 mile/h 50.3 km/h
  • Forward - 7 42.0 mile/h 67.6 km/h
  • Reverse 7.4 mile/h 11.9 km/h

Suspension

  • Rear axle - Oscillation ±4.0 degrees ±4.0 degrees
  • Effective Cylinder Stroke - Front 12.3 in 313.6 mm
  • Effective Cylinder Stroke - Rear 6.5 in 165.1 mm

Body Hoists

  • Body Raise Time - High Idle 25.0 s 25.0 s
  • High Idle Body Lower Time - Float 19.0 s 19.0 s
  • Pump Flow - High Idle 317.0 gal/min 1200.0 l/min
  • Relief Valve Setting - Raise 3510.0 psi 24200.0 kPa

Brakes

  • Outside Diameter 42.0 in 1067.0 mm
  • Standards ISO 3450:2011 ISO 3450:2011
  • Brake Surface 51243.0 in² 330517.0 cm²
  • Number of Discs per Side - Front 10 10
  • Number of Discs per Side - Rear 15 15

Approximate Weights - MSD II

  • Front Axle - Empty 47.2% 47.2%
  • Front Axle - Loaded 33.3% 33.3%
  • Rear Axle - Empty 52.8% 52.8%
  • Rear Axle - Loaded 66.7% 66.7%

Weight Distributions - Approximate

  • Front Axle - Empty 47.2% 47.2%
  • Front Axle - Loaded 33.3% 33.3%
  • Rear Axle - Empty 52.8% 52.8%
  • Rear Axle - Loaded 66.7% 66.7%

Capacity - MSD II - 100% Fill Factor

  • Heaped (SAE 2:1) 240-267 m3 (314-350 yd3) 240-267 m3 (314-350 yd3)
  • Struck 188-213 m3 (246-290 yd3) 188-213 m3 (246-290 yd3)
  • Note Consult your local Cat dealer for truck body recommendations. Consult your local Cat dealer for truck body recommendations.

Service Refill Capacities

  • Cooling System 306.0 gal (US) 1160.0 l
  • Crankcase 84.0 gal (US) 319.0 l
  • Steering Tank 67.0 gal (US) 254.0 l
  • Steering System - Including Tank 94.0 gal (US) 355.0 l
  • Brake Hoist System - Includes Tank 441.0 gal (US) 1600.0 l
  • Brake/Hoist Hydraulic Lines 219.0 gal (US) 830.0 l
  • Brake/Hoist Tank 203.0 gal (US) 770.0 l
  • Differentials 311.0 gal (US) 1176.0 l
  • Final Drive - Each 49.0 gal (US) 185.0 l
  • Front Wheels - Each 16.0 gal (US) 61.0 l
  • Fuel Tank 1000.0 gal (US) 3785.0 l
  • Torque Converter Sump 80.0 gal (US) 303.0 l
  • Torque Converter/Transmission System - Including Sump 166.0 gal (US) 629.0 l

Tires

  • Note Productive capabilities of the 797F are such that, under certain job conditions, TKPH (TMPH) capabilities of standard tires could be exceeded and, therefore, limit production. Productive capabilities of the 797F are such that, under certain job conditions, TKPH (TMPH) capabilities of standard tires could be exceeded and, therefore, limit production.
  • Tires 59/80R63 – Michelin or Bridgestone 59/80R63 – Michelin or Bridgestone

Dimensions

  • Engine Guard Clearance - Loaded 3.33 ft 1025.0 mm
  • Front Canopy Height - Empty 25.33 ft 7709.0 mm
  • Height - Top of ROPS - Empty 21.4 ft 6526.0 mm
  • Inside Body Depth - Maximum 11.0 ft 3363.0 mm
  • Loaded Ground Clearance 2.58 ft 786.0 mm
  • Loading Height - Empty 23.0 ft 6998.0 mm
  • Overall Height - Body Raised 51.5 ft 15701.0 mm
  • Rear Axle - Clearance - Loaded 3.08 ft 947.0 mm
  • Overall Body Length 48.6 ft 14802.0 mm
  • Inside Body Length 32.75 ft 9976.0 mm
  • Overall Length 49.5 ft 15080.0 mm
  • Wheel Base 23.58 ft 7195.0 mm
  • Rear Axle - Tail 12.9 ft 3944.0 mm
  • Dump Clearance 6.58 ft 2017.0 mm
  • Centerline Front Tire Width 21.41 ft 6534.0 mm
  • Overall Canopy Width 29.91 ft 9116.0 mm
  • Outside Body Width 32.0 ft 9755.0 mm
  • Inside Body Width 27.91 ft 8513.0 mm
  • Centerline of Rear Dual Tire Width 20.41 ft 6233.0 mm
  • Overall Tire Width 31.25 ft 9529.0 mm

ROPS

  • ROPS Standards ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.
  • FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria. FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria.

Sound

  • Sound Standards (1) The operator sound pressure level measured according to work cycle procedures specified in ISO 6394:2008 and 6396:2008 is 76 dB(A) for cab offered by Caterpillar when properly installed and maintained and tested with doors and windows closed. The operator sound pressure level measured according to work cycle procedures specified in ISO 6394:2008 and 6396:2008 is 76 dB(A) for cab offered by Caterpillar when properly installed and maintained and tested with doors and windows closed.
  • Sound Standards (2) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.

Steering

  • Steering Standards ISO 5010:2007 ISO 5010:2007
News & Events

View the latest company and product news, events and customer stories.

Promotions

View the latest offers available on a range of Cat® equipment and genuine parts.

Social Media

Connect with us to learn more about our company, products, services and customers.

Branch Locations

With branches across the UK & Ireland, you can be sure that we’re never far away.

Services

Effectively manage your equipment to reduce operating costs and improve efficiency.

Technology

Integrated technology can help you understand your equipment's output and help extend its lifespan.

Finance

Quick and easy financing with customised payment plans through Cat Financial.

Please share your feedback on Finning.com!

Close window

We are committed to providing you with the best site experience possible.  Please take our brief survey to tell us how we are doing.

Thank you in advance for your time!