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994K Wheel Loader

Cat Large Wheel Loaders are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely at a lower cost per ton.
Introduced in 1990, the 994 has become the top customer choice in its size class for over 25 years. Focused on helping our customers succeed, we have continued to build upon each new series’ legacy of reliability, safety, operator comfort, serviceability and sustainability.
All images included in this Specalog show a U.S. EPA Tier 1/EU Stage I Equivalent configuration. It’s important to note that the Tier 4 Final/EU Stage V Equivalent will have some physical differences, including the presence of a DEF tank.

Engine

Net Power

1739HP

Engine Model

Cat® 3516E

Bore

6.7in

Stroke

8.5in

Displacement

4766in³

Rated Speed

1,600 rpm

Emissions

U.S. EPA Tier 4 Final/EU Stage IV* or U.S. EPA Tier 1/EU Stage I Equivalent

Gross Power - SAE J1995

1870HP

Peak Torque - 1,200 rpm - SAE J1995

8549lb/ft

Gross Power - ISO 14396

1847HP

Torque Rise

39%

Net Power - SAE J1349 - Standard Ambient

1739HP

Note (4)

*Tier 4 Final/EU Stage IV configuration is ready to meet Stage V emission requirements once in effect.

Net Power - SAE J1349 - High Ambient

1696HP

Note (1)

The power ratings apply when tested under the reference conditions for the specified standard.

Note (2)

The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and muffler.

Note (3)

The gross power advertised is with the fan at maximum speed.

Operating Specifications

Operating Weight

534852lb

Bucket Capacity Range

17.2 - 43.6 m³ (22.3 - 57 yd³)

Rated Payload - Standard Lift (Moderate to High Digging Resistance)

45ton (US)

Rated Payload - Standard Lift (Low to Moderate Digging Resistance)

60ton (US)

Rated Payload - High Lift (Moderate to High Digging Resistance)

42ton (US)

Rated Payload - High Lift (Low to Moderate Digging Resistance)

55ton (US)

Bucket Capacity Range - Iron Ore

17.2 - 21.4 m³ (22.3 - 28 yd³)

Bucket Capacity Range - Rock

19.1 - 29.1 m³ (25 - 38 yd³)

Bucket Capacity Range - Coal

32.1 - 43.6 m³ (42 - 57 yd³)

Note

*In Low to Moderate Digging Resistance: please contact your local dealer to determine if your application is suitable for this increased rated payload

Buckets

Bucket Capacities

19.1-43.6 m3 (25-57 yd3)

Transmission

Transmission Type

Cat Planetary Power Shift

Forward - 1

4.6mile/h

Forward - 2

8mile/h

Forward - 3

13.6mile/h

Reverse - 1

5mile/h

Reverse - 2

8.8mile/h

Reverse - 3

14.9mile/h

Direct Drive - Forward 3

15.2mile/h

Direct Drive - Reverse 3

16.8mile/h

Direct Drive - Reverse 1

Lock-up disables

Direct Drive - Forward 2

8.7mile/h

Direct Drive - Reverse 2

9.6mile/h

Direct Drive - Forward 1

Lock-up disables

Note

Travel speeds based on 58/85-57 tires.

Axles

Front

Fixed

Rear

Trunnion

Oscillation Angle

Hydraulic Cycle Times

Raise

12.6s

Dump

3.1s

Rack Back

4.9s

Lower Float Down

4.2s

Total Hydraulic Cycle Time - Empty Bucket

23.5s

Hydraulic System - Lift/Tilt

Relief Valve Setting - Lift/Tilt

4587psi

Maximum Flow at 1,700 rpm Engine Speed

541gal/min

Cylinders, Double Acting - Tilt, Bore and Stroke

310 × 1086 mm (12.2 × 42.8 in)

Cylinders, Double Acting - Lift, Bore and Stroke

370 × 1713 mm (14.6 × 67.4 in)

Pilot System

Open Loop and Pressure Reducing

Lift/Tilt System - Pump

Variable Displacement Piston

Lift/Tilt System - Circuit

Positive Flow Control

Complete System Fill

Hydraulic Tank - Steering and Braking

100gal (US)

Transmission

110gal (US)

Fuel Tank - Standard

910gal (US)

Hydraulic Tank - Implement and Hydraulic Fan

270gal (US)

Engine Crankcase

76gal (US)

Cooling System

138gal (US)

Fuel Tank - With 24 hr Attachment

1500gal (US)

Differential - Final Drives - Rear

200gal (US)

Differential - Final Drives - Front

220gal (US)

Oil Renewal System (ORS)*

20gal (US)

Diesel Exhaust Fluid (DEF) (Tier 4 Final/Stage IV)

137gal (US)

Note

*Not available on Tier 4 Final machines. Not available in all regions.

Sound Performance - Standard

Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent

72dB(A)

Machine Sound Level (ISO 6395:2008)

119dB(A)

Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*

72dB(A)

Sound Performance

The measurement was conducted at 70 percent of the maximum engine cooling fan speed. Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in

Note

*EU Stage V ready.

Hydraulic System - Steering

Maximum Flow at 1,700 rpm Engine Speed

259gal/min

Relief Valve Setting - Steering

4496psi

Steering System - Circuit

Pilot, Load Sensing

Total Steering Angle

80 degrees

Steering System - Pump

Piston, Variable Displacement

Steering Cycle Times - Low Idle

7.6s

Steering Cycle Times - High Idle

4.3s

Cooling System

Ambient Capability Hydraulically Driven Demand Fan - Standard

40.8°F

Ambient Capability Hydraulically Driven Demand Fan - High (Tier 4 Final)

127.4°F

Ambient Capability Hydraulically Driven Demand Fan - High (Tier 1 equivalent)

131°F

Dimensions - Standard Lift - Approximate

Front Axle Centerline to Bucket Tip

21.3ft

Rack Back Angle - Ground Level

39.7 degrees

Clearance at Maximum Lift

20.2ft

Ground to Top of ROPS

23.4ft

Maximum Overall Length

64ft

Maximum Overall Height - Bucket Raised

38.6ft

Reach - Maximum Lift

9.3ft

Rack Angle at Maximum Lift

59.5 degrees

Ground to Top of Exhaust Stacks

23.2ft

Ground to Bumper Clearance

4.4ft

Dump Angle at Maximum Lift

–50.0 degrees

Width - Over Tires - With Bulge

18.8ft

Ground to Center of Axles

6ft

Tread Width

14.1ft

Note

Assumes 22.9 m3 (30 yd3) bucket for standard lift, and 21.4 m3 (28 yd3) bucket for high lift, fitted with Cat Advansys™ heavy duty tips. Assumes tire size 58/85-57.

B-Pin Height - Maximum Lift

28.8ft

Rack Back Angle - Carry

47.7 degrees

Rear Axle - Centerline to Bumper

20.4ft

Ground to Lower Hitch Clearance

2.9ft

Ground to Top of Hood

18.6ft

Wheel Base

22.3ft

Dimensions - High Lift - Approximate

Rack Back Angle - Carry

53.7 degrees

Reach - Maximum Lift

8.8ft

Ground to Lower Hitch Clearance

2.9ft

Maximum Overall Length

66ft

Ground to Bumper Clearance

4.4ft

Rack Back Angle - Ground Level

45.0 degrees

Tread Width

14.1ft

Clearance at Maximum Lift

23.3ft

Dump Angle at Maximum Lift

–50.0 degrees

Rear Axle - Centerline to Bumper

20.4ft

Ground to Center of Axles

6ft

Wheel Base

22.3ft

Maximum Overall Height - Bucket Raised

41.2ft

Ground to Top of Hood

18.6ft

Width - Over Tires - With Bulge

18.8ft

B-Pin Height - Maximum Lift

31.7ft

Ground to Top of Exhaust Stacks

23.2ft

Front Axle Centerline to Bucket Tip

23.3ft

Rack Angle at Maximum Lift

59.4 degrees

Ground to Top of ROPS

23.4ft

Note

Assumes 22.9 m3 (30 yd3) bucket for standard lift, and 21.4 m3 (28 yd3) bucket for high lift, fitted with Cat Advansys™ heavy duty tips. Assumes tire size 58/85-57.

Sound Performance - Suppression

Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*

71dB(A)

Note

*EU Stage V ready.

Machine Sound Level (ISO 6395:2008)

117dB(A)

Sound Performance

The measurement was conducted at 70 percent of the maximum engine cooling fan speed. Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in

Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent

71dB(A)

Brakes

Brakes

ISO 3450:2011

Standard Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Power Train
    • Engine, 3516E High Displacement (HD) Mechanical Electronic Unit Injector (MEUI-A), Air-to-Air Aftercooling (ATAAC) diesel, turbocharged/aftercooled
    • Engine prelube
    • Fuel priming pump (electric)
    • Ground-level engine shutoff
    • Engine air intake (above hood) precleaner
    • Aluminum Modular Radiator (AMR)
    • Automatic, ether starting aid
    • Electronic throttle lock
    • Impeller Clutch Torque Converter (ICTC) with Lock-Up Clutch and rimpull control system
    • Rimpull control system
    • Planetary powershift, 3F/3R electronic control transmission
    • Delayed engine shutdown
    • Oil-cooled, multi-disc, service brakes
    • Electro-hydraulic parking brake
  • Linkage
    • Standard lift (40.8 tonnes/45 tons face, 54.4 tonnes/60 tons loose)
  • Electrical
    • Alternator
    • Dry batteries
    • 10/15 amp, 24V to 12V converter
    • Disconnect switch to bumper
    • LED warning lights (pattern selectable)
    • LED lighting system (working lights, access and service platform lights, turn signals/hazard lights)
    • Emergency jump-start receptacle
    • Starter and transmission lockout in bumper
    • 24V starting and charging system
    • Electric starters
    • 24V starting and charging system
    • Electric starters
  • Operator Environment
    • Bonded glass, tinted
    • Premium seat with heated and actively cooled leather, adjustable lumbar support, air adjustable bolsters on the seat and backrest, seat cushion tilt adjustment, and adjustable length seat cushion
    • Dual lever lift and tilt function controls
    • Implement kickouts
    • Air conditioner
    • Cab pressure indicator
    • Graphical touchscreen information display conveys real-time operating information and payload measurement
    • Heater, defroster, auto temperature controls
    • Gauge instrumentation
      – DEF Level, if equipped
      – Coolant temperature
      – Hydraulic oil temperature
      – Fuel level
      – Power train oil temperature
      – Engine speed (tachometer)
      – Transmission gear
      – Ground speed
      – Engine hour meter
    • Warning/indicator instrumentation
      – Low DEF Level, if equipped
      – Three category action alert system
      – Brake malfunction
      – Bucket float status
      – Delayed engine shutdown status
      – Engine idle shutdown status
      – Engine malfunction
      – Fuel economy mode enable status
      – Hydraulic lockout
      – Lockup clutch enable status
      – Low fuel level
      – Parking brake status
      – Quick shift enable status
      – Rimpull control enable status
      – Seat belt warning
      – Secondary steering
      – Throttle lock status
      – Transmission gear
      – Turn signal
    • Keypad control with indicator lights
      – Fuel economy mode
      – Implement kickouts
      – Lockup clutch
      – Manual lube
      – Quickshift enable
      – Rimpull control system
      – Side rearview mirror heater
      – Throttle lock
      – Turn signals
      – Dash backlight control
      – Hazard lights
    • Dome light in cab
    • Lunchbox and beverage holders
    • Steering and Transmission Integrated Control (STIC) system
    • Sun screen, pull down (front and rear)
    • Vital Information Management System (VIMS) with Information Display: external data port, Cycle Timer, integrated Cat Production Measurement (CPM)
    • Keypad, messenger, ET, VIMS
    • Coat hook
  • Safety
    • Electric (field and shop) horns
    • Ground-access ladders
    • Rear-vision camera
    • Front frame access with steps
    • Front walkway around cab
    • Pump bay access ladders with T-handle and platform
    • Tie-offs on ROPS and radiator guards
    • Steering frame lock
    • Stairways on both sides of the machine
    • LED stairway and access lights
    • Toe kicks
    • Retractable seatbelt, 76 mm (3 in) wide
    • Trainer seat with lap belt, 76 mm (3 in) wide
    • Back-up alarm
    • Secondary steering
  • Machine Control And Guidance
    • CPM Payload Weighing System
  • Fuel Tank
    • 12 hour (3440 L/910 gal)
  • Cooling
    • Standard ambient package (recommended for site conditions that do not exceed 43° C [110° F])
  • Service
    • Ground-level service center including:
      – Service center light
      – Implement and cooling fan oil level indicator
      – Steering and brake oil level indicator
      – Window washer solvent level indicator
      – Transmission oil level indicator
      – DEF level indicator (if equipped)
      – Fuel level indicator
      – Engine oil level indicator
      – Engine coolant level indicator
      – Automatic lubrication system grease tank level indicator
      – DEF purge indicator lamp
      – Starter lockout and LED
      – Heavy-duty battery disconnect switch
      – Stairway light switch
      – Service lighting switch (if equipped)
      – Fuel shutoff engine shutdown switch
      – Engine oil fast-fill port
      – Transmission oil fast-fill port
      – Steering and brake hydraulic oil fast-fill port
      – Steering and brake hydraulic oil drain port
      – Oil renewal system fast-fill port
      – Engine coolant fast-fill port
      – DEF fill port (HRC only)
      – Implement and cooling fan hydraulic oil fast-fill port
      – Implement and cooling hydraulic oil drain port
      – Automatic lubrication system grease tank fill port
      – 24V jump-start receptacle
      – 240V jacket water and engine oil heater plug (if equipped)
      – 12V power port
      – VIMS key switch
      – 14-pin machine data port
      – VIMS Messenger display
    • In-tank mounted cartridge-type case drain filters with in-line magnetic plugs on implement, cooling fan, brake and steering pumps
    • High-pressure screens on the output side of implement, cooling fan, brake and steering pumps
    • Pump efficiency monitoring
    • Automatic lubrication system greases the linkage, hitch, steering and axle trunnion bearings
    • Electronic pressure control of the automatic lubrication system eliminates pressure adjustment and monitors grease thickness for temperature compatibility
    • Rock guards on linkage grease lines
    • Cat O-ring face seal couplings
    • Lockable service access doors
    • Ecology drains for engine, radiator, hydraulic tank, steering and brake tank, brake cooling tank and axles
    • High-speed engine oil change system
    • Ground-level fast-fill fuel system
    • Transmission guard
    • Drawbar hitch with pin
    • Cat XT hoses
    • Left-side service center
    • Oil sampling valves
  • Efficiency
    • Economy Mode
    • Variable displacement implement pumps
    • Variable displacement load sensing steering
    • Variable displacement cooling fan pump
    • Torque converter lock-up clutch

Optional Equipment:

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Spare Rims
    • 1118 mm (44") 152 mm (44 _ 57) (6") flange
    • 1194 mm (47") 152 mm (44 _ 57) (6") flange
    • 1194 mm (47") 127 mm (47 _ 57) (5") flange
  • Sound
    • Sound-suppression package
  • Rims And Tires
    • Rims – 1118 mm (44") (44 _ 57) 152 mm (6") flange. For use with 53.5/85-5776PR L5 tires
    • Tires – 53.5/85-57 FS 76PR L5 (require 44" rims)
    • Rims – 1194 mm (47") (47 _ 57) 127 mm (5") flange. For use with 60/80 R57L5R XMine D2 SR tires
    • Tires – 58/85-57 84PR L4 (require 47" rims)
    • Rims – 1194 mm (47") (47 _ 57) 152 mm (6") flange. For use with 58/85-5784PR L4 tires
  • Electrical
    • Service lights
  • Power Train
    • Oil Renewal System (ORS) (Not available on Tier 4 Final machines. Not available in all regions.)
  • Linkage
    • High lift (38.1 tonnes/42 tons face, 49.9 tonnes/55 tons loose)
  • Operator Environment
    • Rubber-mounted, high-impact resistant solar control glass (Complies with AS/NZS 2080)
    • Joystick lift and tilt function controls
    • AM/FM/AUX radio
    • AM/FM/AUX/USB/BT/CD/SAT radio
  • Safety
    • Powered ground-access stairs
    • Cat Detect (Rear Object Detection)
    • Wheel chocks
  • Cold Weather
    • Cold-weather cooling fan bypass (recommended for temperatures below –29° C [–20° F])
    • Heavy-duty starter (provides an additional electric starter motor and two additional batteries for a total of three starter motors and six batteries) (recommended for temperatures below 0� C [32� F])
    • 240V engine oil and coolant heating elements (recommended in conditions from –18° C to –30° C [0° F to –22° F])
    • Fuel heater (heated by recirculation using engine heat and a heat exchanger) (recommended in conditions from –18° C to –30° C [0° F to –22° F])
    • Heated mirrors (recommended for below-freezing temperatures)
  • Machine Control And Guidance
    • Cat Terrain ready
  • Fuel Tank
    • 24 hour (5700 L/1,506 gal)
  • Cooling
    • High ambient package (recommended for site conditions that do not exceed 53° C [127° F])

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