994K

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.


SPECIFICATIONS
Engine
Net Power 1739 HP
Engine Model Cat® 3516E
Bore 6.7 in
Stroke 8.5 in
Displacement 4766 in³
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 - ISO 14396 1847 HP
Gross Power - SAE J1995 1870 HP
Net Power - SAE J1349 - Standard Ambient 1739 HP
Peak Torque - 1,200 rpm - SAE J1995 8549 lb/ft
Torque Rise 39%


Operating Specifications
Operating Weight 534852 lb
Bucket Capacity Range 19.1-24.5 m3 (25-32 yd3)
Rated Payload - High Lift 42 t
Rated Payload - Standard 45 t


Transmission
Transmission Type Cat Planetary Power Shift
Forward - 1 4.6 mile/h
Forward - 2 8 mile/h
Forward - 3 13.6 mile/h
Reverse - 1 5 mile/h
Reverse - 2 8.8 mile/h
Reverse - 3 14.9 mile/h
Direct Drive - Forward 1 Lock-up disables
Direct Drive - Forward 2 8.7 mile/h
Direct Drive - Forward 3 15.2 mile/h
Direct Drive - Reverse 1 Lock-up disables
Direct Drive - Reverse 2 9.6 mile/h
Direct Drive - Reverse 3 16.8 mile/h


Hydraulic System - Lift/Tilt
Cylinders, Double Acting - Lift, Bore and Stroke 370 × 1713 mm (14.6 × 67.4 in)
Cylinders, Double Acting - Tilt, Bore and Stroke 310 × 1086 mm (12.2 × 42.8 in)
Lift/Tilt System - Circuit Positive Flow Control
Lift/Tilt System - Pump Variable Displacement Piston
Maximum Flow at 1,700 rpm Engine Speed 541 gal/min
Pilot System Open Loop and Pressure Reducing
Relief Valve Setting - Lift/Tilt 4587 psi


Hydraulic Cycle Times
Raise 12.6 s
Dump 3.1 s
Lower Float Down 4.2 s
Rack Back 4.9 s


Complete System Fill
Cooling System 138 gal (US)
Differential - Final Drives - Front 220 gal (US)
Differential - Final Drives - Rear 200 gal (US)
Engine Crankcase 76 gal (US)
Fuel Tank - Standard 910 gal (US)
Fuel Tank - With 24 hr Attachment 1500 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan 270 gal (US)
Hydraulic Tank - Steering and Braking 100 gal (US)
Transmission 110 gal (US)


Buckets
Bucket Capacities 19.1-24.5 m3 (25-32 yd3)


Axles
Front Fixed
Rear Trunnion
Oscillation Angle


Brakes
Brakes ISO 3450:2011


Sound Performance - Standard
Machine Sound Level (ISO 6395:2008) 119 dB(A)
Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent 72 dB(A)
Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV* 72 dB(A)


Hydraulic System - Steering
Maximum Flow at 1,700 rpm Engine Speed 259 gal/min
Relief Valve Setting - Steering 4496 psi
Steering System - Circuit Pilot, Load Sensing
Steering System - Pump Piston, Variable Displacement
Total Steering Angle 80 degrees


Complete System Fill
Diesel Exhaust Fluid (DEF) (Tier 4 Final/Stage IV) 137 gal (US)
Note *Not available on Tier 4 Final machines. Not available in all regions.
Oil Renewal System (ORS)* 20 gal (US)


Cooling System
Ambient Capability Hydraulically Driven Demand Fan - High (Tier 1 equivalent) 131 °F
Ambient Capability Hydraulically Driven Demand Fan - High (Tier 4 Final) 127.4 °F
Ambient Capability Hydraulically Driven Demand Fan - Standard 109.4 °F


Dimensions - High Lift - Approximate
B-Pin Height - Maximum Lift 31.7 ft
Clearance at Maximum Lift 23.3 ft
Dump Angle at Maximum Lift –50.0 degrees
Front Axle Centerline to Bucket Tip 23.3 ft
Ground to Bumper Clearance 4.4 ft
Ground to Center of Axles 6 ft
Ground to Lower Hitch Clearance 2.9 ft
Ground to Top of Exhaust Stacks 23.2 ft
Ground to Top of Hood 18.6 ft
Ground to Top of ROPS 23.4 ft
Maximum Overall Height - Bucket Raised 41.2 ft
Maximum Overall Length 66 ft
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.
Rack Angle at Maximum Lift 59.4 degrees
Rack Back Angle - Carry 53.7 degrees
Rack Back Angle - Ground Level 45.0 degrees
Reach - Maximum Lift 8.8 ft
Rear Axle - Centerline to Bumper 20.4 ft
Tread Width 14.1 ft
Wheel Base 22.3 ft
Width - Over Tires - With Bulge 18.8 ft


Dimensions - Standard Lift - Approximate
B-Pin Height - Maximum Lift 28.8 ft
Clearance at Maximum Lift 20.2 ft
Dump Angle at Maximum Lift –50.0 degrees
Front Axle Centerline to Bucket Tip 21.3 ft
Ground to Bumper Clearance 4.4 ft
Ground to Center of Axles 6 ft
Ground to Lower Hitch Clearance 2.9 ft
Ground to Top of Exhaust Stacks 23.2 ft
Ground to Top of Hood 18.6 ft
Ground to Top of ROPS 23.4 ft
Maximum Overall Height - Bucket Raised 38.6 ft
Maximum Overall Length 64 ft
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.
Rack Angle at Maximum Lift 59.5 degrees
Rack Back Angle - Carry 47.7 degrees
Rack Back Angle - Ground Level 39.7 degrees
Reach - Maximum Lift 9.3 ft
Rear Axle - Centerline to Bumper 20.4 ft
Tread Width 14.1 ft
Wheel Base 22.3 ft
Width - Over Tires - With Bulge 18.8 ft


Engine
Net Power - SAE J1349 - High Ambient 1696 HP
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.
Note (4) *Tier 4 Final/EU Stage IV configuration is ready to meet Stage V emission requirements once in effect.


Hydraulic Cycle Times
Total Hydraulic Cycle Time - Empty Bucket 23.5 s


Hydraulic System - Steering
Steering Cycle Times - High Idle 4.3 s
Steering Cycle Times - Low Idle 7.6 s


Operating Specifications
Bucket Capacity Range - Coal 32.1-43.6 m3 (42-57 yd3)
Bucket Capacity Range - Iron Ore 22.3 yd³
Bucket Capacity Range - Rock 19.1-24.5 m3 (25-32 yd3)


Sound Performance - Standard
Note *EU Stage V ready.
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 a noisy environment.


Sound Performance - Suppression
Machine Sound Level (ISO 6395:2008) 117 dB(A)
Note *EU Stage V ready.
Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent 71 dB(A)
Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV* 71 dB(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 a noisy environment.


Transmission
Note Travel speeds based on 58/85-57 tires.


BENEFITS & FEATURES
Structures



Power Train



Hydraulics



Operator Station



Technology Solutions



Cat MineStar System



Safety



Serviceability



Customer Support



Sustainability



Buckets and Ground Engaging Tools



System Match Efficiency



EQUIPMENT
Standard Equipment

ELECTRICAL
  • Back-up alarm
  • Alternator (225 amp)
  • Dry batteries
  • 10/15 amp, 24V to 12V converter
  • Disconnect switch in 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
  • Combined VIMS download and Cat Electronic Technician service port in bumper
  • 24V starting and charging system
  • Electric starters
OPERATOR ENVIRONMENT
  • Air conditioner
  • Cab pressure indicator
  • Cab is sound suppressed and pressurized with separate external rollover protective structure (ROPS/FOPS) radio ready for entertainment, includes antenna, speakers and converter (12-volt 5-amp) and power port
  • Cat Vision (rear vision camera system)
  • Coat hook
  • Lift and tilt function controls
  • Graphical touchscreen information display, conveys real time operating information and payload measurement
  • Heater, defroster, auto temperature controls
  • Electric (field and shop) horns
  • 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
  • Rearview mirrors (externally mounted)
  • Retractable seat belt, 76 mm (3 in) wide
  • Cat Comfort (cloth), air suspension, six-way adjustable seat
  • Trainer seat with lap belt, 76 mm (3 in) wide
  • STIC system
  • Sun screen, pull down (front and rear)
  • Tinted glass
  • VIMS with Information Display: external data port, Cycle Timer, integrated Cat Production Measurement
  • Intermittent wet arm wipers/washers (front and rear)
  • Service center
    – Keypad, messenger, ET, VIMS, stairway lamp
POWER TRAIN
  • Oil cooled, multi-disc, service/secondary brakes
  • Case drain filters
  • Electro-hydraulic parking brake
  • Engine, 3516E High Displacement (HD) Mechanical Electronic Unit Injector (MEUI™-A) Air-to-Air After Cooling (ATAAC) diesel, turbocharged/aftercooled
  • Engine prelube
  • Fuel priming pump (electric)
  • Ground level engine shutoff
  • Engine air intake (above hood) precleaner
  • Radiator, Aluminum Modular Radiator (AMR)
  • Automatic, ether starting aid
  • Electronic throttle lock
  • Impeller Clutch Torque Converter (ICTC) with Lock-Up Clutch (LUC) and rimpull control system
  • Planetary powershift, 3F/3R electronic control transmission
OTHER
  • Automatic bucket lift/tilt kickout/positioner
  • Automatic lubrication system
  • Cat O-ring face seal couplings
  • Lockable service access doors
  • Ecology drains
  • Economy Mode
  • High speed engine oil change system
  • Front frame access with steps
  • Front walkway around cab
  • Ground level fast fill fuel system
  • Transmission guard
  • Drawbar hitch with pin
  • Cat XT™ hoses
  • Implement, steering and brake filtration/screening system
  • Left side service center
  • Oil sampling valves
  • Premixed 50% concentration of extended life coolant with freeze protection to –34° C (–29° F)
  • Pump bay access ladders with T-handle and platform
  • Rear access to cab and service platform
  • Load sensing steering
  • Supplemental steering system
  • Tie-offs on ROPS and radiator guards
  • Toe kicks
  • Vandalism protection caplocks
  • Cooling cleanout service package
  • Venturi stacks

Optional Equipment

POWER TRAIN
  • Oil Renewal System (ORS) (Not available on Tier 4 Final machines. Not available in all regions.)
ELECTRICAL
  • Service lights
OPERATOR ENVIRONMENT
  • AM/FM/CD/MP3 radio
  • AM/FM/CD/MP3 radio with Bluetooth® and satellite ready
MACHINE CONTROL AND GUIDANCE
  • Cat Terrain ready
SPARE RIMS
  • 1118 mm (44") spare rim
  • 1194 mm (47") spare rim
MISCELLANEOUS ATTACHMENTS
  • Wheel chocks

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