994K Wheel Loader

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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.
  • Standard Equipment
  • Optional Equipment
  • Specs

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])

Specs

Overview

Long Name:
994K Wheel Loader
Name:
994K
Brand:
Caterpillar
Status:
Current

Engine

Net Power:
1739 HP / 1297 kW
Engine Model:
Cat® 3516E
Bore:
6.7 in / 170 mm
Stroke:
8.5 in / 215 mm
Displacement:
4766 in³ / 78.1 l
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:
1870 HP / 1394 kW
Peak Torque - 1,200 rpm - SAE J1995:
8549 lb/ft / 11591 N·m
Gross Power - ISO 14396:
1847 HP / 1377 kW
Torque Rise:
39%
Net Power - SAE J1349 - Standard Ambient:
1739 HP / 1297 kW

Operating Specifications

Operating Weight:
534852 lb / 242605 kg
Bucket Capacity Range:
17.2 - 43.6 m³ (22.3 - 57 yd³)
Rated Payload - Standard Lift (Moderate to High Digging Resistance):
45 ton (US) / 40.8 t
Rated Payload - Standard Lift (Low to Moderate Digging Resistance):
60 ton (US) / 54.4 t
Rated Payload - High Lift (Moderate to High Digging Resistance):
42 ton (US) / 38.1 t
Rated Payload - High Lift (Low to Moderate Digging Resistance):
55 ton (US) / 49.9 t
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

Transmission

Transmission Type:
Cat Planetary Power Shift
Forward - 1:
4.6 mile/h / 7.4 km/h
Forward - 2:
8 mile/h / 12.9 km/h
Forward - 3:
13.6 mile/h / 21.9 km/h
Reverse - 1:
5 mile/h / 8.1 km/h
Reverse - 2:
8.8 mile/h / 14.1 km/h
Reverse - 3:
14.9 mile/h / 24 km/h
Direct Drive - Forward 3:
15.2 mile/h / 24.5 km/h
Direct Drive - Reverse 3:
16.8 mile/h / 27 km/h
Direct Drive - Reverse 1:
Lock-up disables
Direct Drive - Forward 2:
8.7 mile/h / 14 km/h
Direct Drive - Reverse 2:
9.6 mile/h / 15.5 km/h
Direct Drive - Forward 1:
Lock-up disables

Hydraulic System - Lift/Tilt

Relief Valve Setting - Lift/Tilt:
4587 psi / 32500 kPa
Maximum Flow at 1,700 rpm Engine Speed:
541 gal/min / 2047 l/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

Hydraulic Cycle Times

Raise:
12.6 s / 12.6 s
Dump:
3.1 s / 3.1 s
Rack Back:
4.9 s / 4.9 s
Lower Float Down:
4.2 s / 4.2 s

Complete System Fill

Hydraulic Tank - Steering and Braking:
100 gal (US) / 379 l
Transmission:
110 gal (US) / 416 l
Fuel Tank - Standard:
910 gal (US) / 3445 l
Hydraulic Tank - Implement and Hydraulic Fan:
270 gal (US) / 1022 l
Engine Crankcase:
76 gal (US) / 288 l
Cooling System:
138 gal (US) / 520 l
Fuel Tank - With 24 hr Attachment:
1500 gal (US) / 5678 l
Differential - Final Drives - Rear:
200 gal (US) / 757 l
Differential - Final Drives - Front:
220 gal (US) / 833 l

Buckets

Bucket Capacities:
19.1-43.6 m3 (25-57 yd3)

Axles

Front:
Fixed
Rear:
Trunnion
Oscillation Angle:

Brakes

Brakes:
ISO 3450:2011

Sound Performance - Standard

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

Hydraulic System - Steering

Maximum Flow at 1,700 rpm Engine Speed:
259 gal/min / 980 l/min
Relief Valve Setting - Steering:
4496 psi / 31000 kPa
Steering System - Circuit:
Pilot, Load Sensing
Total Steering Angle:
80 degrees
Steering System - Pump:
Piston, Variable Displacement

Complete System Fill

Oil Renewal System (ORS)*:
20 gal (US) / 75.7 l

Cooling System

Ambient Capability Hydraulically Driven Demand Fan - Standard:
40.8 °F / 43 °C

Dimensions - Standard Lift - Approximate

Front Axle Centerline to Bucket Tip:
21.3 ft / 6503 mm
Rack Back Angle - Ground Level:
39.7 degrees
Clearance at Maximum Lift:
20.2 ft / 6167 mm
Ground to Top of ROPS:
23.4 ft / 7118.5 mm
Maximum Overall Length:
64 ft / 19508 mm

Dimensions - High Lift - Approximate

Rack Back Angle - Carry:
53.7 degrees

Dimensions - Standard Lift - Approximate

Maximum Overall Height - Bucket Raised:
38.6 ft / 11771 mm

Dimensions - High Lift - Approximate

Reach - Maximum Lift:
8.8 ft / 2688 mm
Ground to Lower Hitch Clearance:
2.9 ft / 898 mm

Dimensions - Standard Lift - Approximate

Reach - Maximum Lift:
9.3 ft / 2821 mm
Rack Angle at Maximum Lift:
59.5 degrees
Ground to Top of Exhaust Stacks:
23.2 ft / 7067 mm

Dimensions - High Lift - Approximate

Maximum Overall Length:
66 ft / 20102 mm
Ground to Bumper Clearance:
4.4 ft / 1355 mm

Complete System Fill

Diesel Exhaust Fluid (DEF) (Tier 4 Final/Stage IV):
137 gal (US) / 519 l

Dimensions - High Lift - Approximate

Rack Back Angle - Ground Level:
45.0 degrees
Tread Width:
14.1 ft / 4300 mm

Cooling System

Ambient Capability Hydraulically Driven Demand Fan - High (Tier 4 Final):
127.4 °F / 53 °C

Dimensions - Standard Lift - Approximate

Ground to Bumper Clearance:
4.4 ft / 1355 mm
Dump Angle at Maximum Lift:
–50.0 degrees

Sound Performance - Standard

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.

Dimensions - High Lift - Approximate

Clearance at Maximum Lift:
23.3 ft / 7095 mm

Sound Performance - Suppression

Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*:
71 dB(A) / 71 dB(A)

Dimensions - High Lift - Approximate

Dump Angle at Maximum Lift:
–50.0 degrees
Rear Axle - Centerline to Bumper:
20.4 ft / 6205 mm

Dimensions - Standard Lift - Approximate

Width - Over Tires - With Bulge:
18.8 ft / 5758 mm

Dimensions - High Lift - Approximate

Ground to Center of Axles:
6 ft / 1820 mm

Cooling System

Ambient Capability Hydraulically Driven Demand Fan - High (Tier 1 equivalent):
131 °F / 55 °C

Sound Performance - Suppression

Note:
*EU Stage V ready.

Hydraulic System - Steering

Steering Cycle Times - Low Idle:
7.6 s / 7.6 s

Engine

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

Dimensions - High Lift - Approximate

Wheel Base:
22.3 ft / 6800 mm

Sound Performance - Suppression

Machine Sound Level (ISO 6395:2008):
117 dB(A) / 117 dB(A)

Hydraulic System - Steering

Steering Cycle Times - High Idle:
4.3 s / 4.3 s

Dimensions - High Lift - Approximate

Maximum Overall Height - Bucket Raised:
41.2 ft / 12545 mm
Ground to Top of Hood:
18.6 ft / 5682 mm
Width - Over Tires - With Bulge:
18.8 ft / 5760 mm

Hydraulic Cycle Times

Total Hydraulic Cycle Time - Empty Bucket:
23.5 s / 23.5 s

Dimensions - Standard Lift - Approximate

Ground to Center of Axles:
6 ft / 1820 mm

Engine

Net Power - SAE J1349 - High Ambient:
1696 HP / 1265 kW

Complete System Fill

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

Dimensions - Standard Lift - Approximate

Tread Width:
14.1 ft / 4300 mm
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:
28.8 ft / 8790 mm
Rack Back Angle - Carry:
47.7 degrees

Dimensions - High Lift - Approximate

B-Pin Height - Maximum Lift:
31.7 ft / 9647 mm

Engine

Note (1):
The power ratings apply when tested under the reference conditions for the specified standard.

Dimensions - High Lift - Approximate

Ground to Top of Exhaust Stacks:
23.2 ft / 7067 mm

Dimensions - Standard Lift - Approximate

Rear Axle - Centerline to Bumper:
20.4 ft / 6205 mm

Dimensions - High Lift - Approximate

Front Axle Centerline to Bucket Tip:
23.3 ft / 7097 mm

Engine

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.

Dimensions - High Lift - Approximate

Rack Angle at Maximum Lift:
59.4 degrees

Dimensions - Standard Lift - Approximate

Ground to Lower Hitch Clearance:
2.9 ft / 898 mm

Engine

Note (3):
The gross power advertised is with the fan at maximum speed.

Dimensions - Standard Lift - Approximate

Ground to Top of Hood:
18.6 ft / 5682 mm
Wheel Base:
22.3 ft / 6800 mm

Dimensions - High Lift - Approximate

Ground to Top of ROPS:
23.4 ft / 7118.5 mm

Sound Performance - Standard

Note:
*EU Stage V ready.

Sound Performance - Suppression

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.

Dimensions - High Lift - Approximate

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 1/EU Stage I Equivalent:
71 dB(A) / 71 dB(A)

Transmission

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