336 Excavator


Equipment

  • Specs Summary
  • Net Power
    1739 HP (1297 kW)
  • Operating Weight
    534852 lb (242605 kg)
  • Bucket Capacities
    ( )
  • Engine Model
    ( )

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.
Download Specifications

  • Net Power 1739 HP (1297 kW)
  • Operating Weight 534852 lb (242605 kg)
  • Forward - 2 8 mile/h (12.9 km/h)
  • Direct Drive - Reverse 2 9.6 mile/h (15.5 km/h)
  • Engine Model ( )
  • Forward - 3 13.6 mile/h (21.9 km/h)
  • Reverse - 1 5 mile/h (8.1 km/h)
  • Reverse - 3 14.9 mile/h (24 km/h)
  • Stroke 8.5 in (215 mm)
  • Rated Payload - Standard Lift (Moderate to High Digging Resistance) 45 ton (US) (40.8 t)
  • Forward - 1 4.6 mile/h (7.4 km/h)
  • Oscillation Angle ( )
  • Dump 3.1 s (3.1 s)
  • Direct Drive - Reverse 3 16.8 mile/h (27 km/h)
  • Reverse - 2 8.8 mile/h (14.1 km/h)
  • Bore 6.7 in (170 mm)
  • Displacement 4766 in³ (78.1 l)
  • Direct Drive - Forward 2 8.7 mile/h (14 km/h)
  • Brakes ( )
  • Direct Drive - Forward 3 15.2 mile/h (24.5 km/h)
  • Bucket Capacity Range ( )
  • Lift/Tilt System - Pump ( )
  • Transmission Type ( )
  • Lower Float Down 4.2 s (4.2 s)
  • Dump Angle at Maximum Lift ( )
  • Tread Width 14.1 ft (4300 mm)
  • Rack Back Angle - Carry ( )
  • Rack Back Angle - Ground Level ( )
  • Ground to Center of Axles 6 ft (1820 mm)
  • Dump Angle at Maximum Lift ( )
  • Tread Width 14.1 ft (4300 mm)
  • Wheel Base 22.3 ft (6800 mm)
  • Rack Back Angle - Ground Level ( )
  • Rack Back Angle - Carry ( )
  • Ground to Center of Axles 6 ft (1820 mm)
  • Pilot System ( )
  • Total Hydraulic Cycle Time - Empty Bucket 23.5 s (23.5 s)
  • Note ( )
  • Bucket Capacities ( )
  • Rated Payload - Standard Lift (Low to Moderate Digging Resistance) 60 ton (US) (54.4 t)
  • Ground to Bumper Clearance 4.4 ft (1355 mm)
  • Rack Back 4.9 s (4.9 s)
  • Steering System - Circuit ( )
  • Steering System - Pump ( )
  • Front ( )
  • Reach - Maximum Lift 9.3 ft (2821 mm)
  • B-Pin Height - Maximum Lift 28.8 ft (8790 mm)
  • Rear ( )
  • B-Pin Height - Maximum Lift 31.7 ft (9647 mm)
  • Ground to Top of Exhaust Stacks 23.2 ft (7067 mm)
  • Total Steering Angle ( )
  • Ground to Top of ROPS 23.4 ft (7118.5 mm)
  • Rear Axle - Centerline to Bumper 20.4 ft (6205 mm)
  • Ground to Top of Exhaust Stacks 23.2 ft (7067 mm)
  • Maximum Overall Length 64 ft (19508 mm)
  • Ground to Lower Hitch Clearance 2.9 ft (898 mm)
  • Ground to Top of ROPS 23.4 ft (7118.5 mm)
  • Reach - Maximum Lift 8.8 ft (2688 mm)
  • Ground to Top of Hood 18.6 ft (5682 mm)
  • Rear Axle - Centerline to Bumper 20.4 ft (6205 mm)
  • Steering Cycle Times - High Idle 4.3 s (4.3 s)
  • Maximum Overall Length 66 ft (20102 mm)
  • Ground to Top of Hood 18.6 ft (5682 mm)
  • Maximum Overall Height - Bucket Raised 41.2 ft (12545 mm)
  • Ground to Bumper Clearance 4.4 ft (1355 mm)
  • Emissions ( )
  • Wheel Base 22.3 ft (6800 mm)
  • Ground to Lower Hitch Clearance 2.9 ft (898 mm)
  • Lift/Tilt System - Circuit ( )
  • Steering Cycle Times - Low Idle 7.6 s (7.6 s)
  • Torque Rise ( )
  • Machine Sound Level (ISO 6395:2008) 119 dB(A) (119 dB(A))
  • Cylinders, Double Acting - Tilt, Bore and Stroke ( )
  • Machine Sound Level (ISO 6395:2008) 117 dB(A) (117 dB(A))
  • Cylinders, Double Acting - Lift, Bore and Stroke ( )
  • Gross Power - SAE J1995 1870 HP (1394 kW)
  • Net Power - SAE J1349 - Standard Ambient 1739 HP (1297 kW)
  • Direct Drive - Reverse 1 ( )
  • Maximum Flow at 1,700 rpm Engine Speed 541 gal/min (2047 l/min)
  • 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)
  • Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent 72 dB(A) (72 dB(A))
  • Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV* 72 dB(A) (72 dB(A))
  • Maximum Flow at 1,700 rpm Engine Speed 259 gal/min (980 l/min)
  • Oil Renewal System (ORS)* 20 gal (US) (75.7 l)
  • Rack Angle at Maximum Lift ( )
  • Peak Torque - 1,200 rpm - SAE J1995 8549 lb/ft (11591 N·m)
  • Clearance at Maximum Lift 20.2 ft (6167 mm)
  • Ambient Capability Hydraulically Driven Demand Fan - Standard 40.8 °F (43 °C)
  • Rated Payload - Standard 45 ton (US) (40.8 t)
  • Front Axle Centerline to Bucket Tip 21.3 ft (6503 mm)
  • Rated Payload - High Lift 42 ton (US) (38.1 t)
  • Gross Power - ISO 14396 1847 HP (1377 kW)
  • Rated Speed ( )
  • Diesel Exhaust Fluid (DEF) (Tier 4 Final/Stage IV) 137 gal (US) (519 l)
  • Ambient Capability Hydraulically Driven Demand Fan - High (Tier 4 Final) 127.4 °F (53 °C)
  • Sound Performance ( )
  • Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV* 71 dB(A) (71 dB(A))
  • Width - Over Tires - With Bulge 18.8 ft (5758 mm)
  • Ambient Capability Hydraulically Driven Demand Fan - High (Tier 1 equivalent) 131 °F (55 °C)
  • Note (4) ( )
  • Width - Over Tires - With Bulge 18.8 ft (5760 mm)
  • Net Power - SAE J1349 - High Ambient 1696 HP (1265 kW)
  • Note ( )
  • Note ( )
  • Note (1) ( )
  • Note (2) ( )
  • Rack Angle at Maximum Lift ( )
  • Note (3) ( )
  • Sound Performance ( )
  • Note ( )
  • Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent 71 dB(A) (71 dB(A))
  • Bucket Capacity Range - Iron Ore 22.3 yd³ (17.2 m³)
  • Bucket Capacity Range - Rock ( )
  • Bucket Capacity Range - Coal ( )
  • Clearance at Maximum Lift 23.3 ft (7095 mm)
  • Note ( )
  • Relief Valve Setting - Steering 4496 psi (31000 kPa)
  • Front Axle Centerline to Bucket Tip 23.3 ft (7097 mm)
  • Note ( )
  • Note ( )
  • Raise 12.6 s (12.6 s)
  • Direct Drive - Forward 1 ( )
  • Relief Valve Setting - Lift/Tilt 4587 psi (32500 kPa)
  • Bucket Capacity Range - Iron Ore ( )
  • 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)
  • Maximum Overall Height - Bucket Raised 38.6 ft (11771 mm)

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<br>– DEF Level, if equipped<br>– Coolant temperature<br>– Hydraulic oil temperature<br>– Fuel level<br>– Power train oil temperature<br>– Engine speed (tachometer)<br>– Transmission gear<br>– Ground speed<br>– Engine hour meter
  • Warning/indicator instrumentation<br>– Low DEF Level, if equipped<br>– Three category action alert system<br>– Brake malfunction<br>– Bucket float status<br>– Delayed engine shutdown status<br>– Engine idle shutdown status<br>– Engine malfunction<br>– Fuel economy mode enable status<br>– Hydraulic lockout<br>– Lockup clutch enable status<br>– Low fuel level<br>– Parking brake status<br>– Quick shift enable status<br>– Rimpull control enable status<br>– Seat belt warning<br>– Secondary steering<br>– Throttle lock status<br>– Transmission gear<br>– Turn signal
  • Keypad control with indicator lights<br>– Fuel economy mode<br>– Implement kickouts<br>– Lockup clutch<br>– Manual lube<br>– Quickshift enable<br>– Rimpull control system<br>– Side rearview mirror heater<br>– Throttle lock<br>– Turn signals<br>– Dash backlight control<br>– 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:<br>– Service center light<br>– Implement and cooling fan oil level indicator<br>– Steering and brake oil level indicator<br>– Window washer solvent level indicator<br>– Transmission oil level indicator<br>– DEF level indicator (if equipped)<br>– Fuel level indicator<br>– Engine oil level indicator<br>– Engine coolant level indicator<br>– Automatic lubrication system grease tank level indicator<br>– DEF purge indicator lamp<br>– Starter lockout and LED<br>– Heavy-duty battery disconnect switch<br>– Stairway light switch<br>– Service lighting switch (if equipped)<br>– Fuel shutoff engine shutdown switch<br>– Engine oil fast-fill port<br>– Transmission oil fast-fill port<br>– Steering and brake hydraulic oil fast-fill port<br>– Steering and brake hydraulic oil drain port<br>– Oil renewal system fast-fill port<br>– Engine coolant fast-fill port<br>– DEF fill port (HRC only)<br>– Implement and cooling fan hydraulic oil fast-fill port<br>– Implement and cooling hydraulic oil drain port<br>– Automatic lubrication system grease tank fill port<br>– 24V jump-start receptacle<br>– 240V jacket water and engine oil heater plug (if equipped)<br>– 12V power port<br>– VIMS key switch<br>– 14-pin machine data port<br>– 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])