D3K2 Mulcher

Overview
Engine Model
Cat C4.4 ACERT
Displacement
269 in3
Rated Net Power @ 2,200 rpm – ISO 9249/EEC 80/1269
104 hp

Engine

Engine Model
Cat C4.4 ACERT
Displacement
269 in3
Rated Net Power @ 2,200 rpm – ISO 9249/EEC 80/1269
104 hp
Note
Engine meets Tier 4 Final/Stage IV emission standards.
Bore
4 in
Stroke
5 in
Power - Net
104 HP
Net Power - 2,200 rpm - SAE J1349
104 HP
Engine Model
Cat® C4.4
Displacement
269 in³
Bore
4 in
Stroke
5 in
Note
Engine meets Tier 4 Final/Stage IV emission standards.
Net Power - 2,200 rpm - ISO 9249/EEC 80/1269
104 HP

Service Refill Capacities

Fuel Tank
52 gal
Cooling System
6 gal
Crankcase - With Filter
3 gal (US)
Final Drive - Each - XL
3 gal (US)
Final Drive - Each - LGP
3 gal (US)
Transmission - Hydraulic Tank
16 gal (US)
Diesel Exhaust Fluid (DEF) Tank
5 gal
Cooling System
6 gal (US)
Fuel Tank
52 gal (US)
Diesel Exhaust Fluid (DEF) Tank
5 gal (US)

Retrieval Winch

Weight
1,684 lb
Winch Drive
Hydraulic
Control
Hydraulic
Speed
Variable
Rope Diameter – recommended
1 in
Rope Diameter – optional
1 in
Drum Capacity – recommended cable
279 ft
Drum Capacity – optional cable
256 ft
Maximum Line Pull – bare drum
32,150 lb
Maximum Line Pull – full drum
20,000 lb
Maximum Line Speed – bare drum
50 ft/min
Maximum Line Speed – full drum
79 ft/min
Control
Hydraulic
Drum Capacity - Optional Cable
256 ft
Drum Capacity - Recommended Cable
279 ft
Maximum Line Pull - Bare Drum
32,150 lb
Maximum Line Pull - Full Drum
20,000 lb
Maximum Line Speed - Bare Drum
50 ft/min
Maximum Line Speed - Full Drum
79 ft/min
Rope Diameter - Optional
1 in
Rope Diameter - Recommended
1 in
Speed
Variable
Weight
1,684 lb
Winch Drive
Hydraulic

Undercarriage

Number of Rollers (each side)
6
Number of Shoes (each side) – Sealed and Lubricated Track (SALT) Undercarriage
43
Shoe Width - XL
16 in
Shoe Width - LGP
25 in
Length - Track on Ground - XL
89 in
Length - Track on Ground - LGP
89 in
Track Gauge - XL
59 in
Track Gauge - LGP
68 in
Ground Contact Area - XL
2,829 in²
Ground Contact Area - LGP
4,425 in²
Ground Pressure - XL
6 psi
Ground Pressure - LGP
4 psi
Number of Rollers - Each Side
6
Number of Shoes - Each Side - Sealed and Lubricated Track (SALT) Undercarriage
43

Weights

Operating Weight - XL
23,746 lb
Operating Weight - LGP
24,698 lb
Note
Specifications shown are for machine equipped with mulcher, cab ROPS, back-up alarm, operator, coolant, lubricants and full fuel tank.
Note
Specifications shown are for machine equipped with mulcher, cab ROPS, back-up alarm, operator, coolant, lubricants and full fuel tank.

Transmission

Drive Pumps
1
Track Motors
2
Relief Valve Settings
7,033 psi
Maximum Travel Speed - Forward
6 mile/h
Maximum Travel Speed - Reverse
6 mile/h

Hydraulic Controls

Pump Output
18 gal/min
Relief Valve Settings
2,988 psi

Cab

Sound Levels: ISO 6396:2008
79 dB(A)
Sound Levels: SAE J1166 FEB2008
79 dB(A)
ROPS
ISO 3471:2008
FOPS
ISO 3449:2005 Level II
FOPS
ISO 3449:2005 Level II
ROPS
ISO 3471:2008
Sound Levels - ISO 6396:2008
79 dB(A)
Sound Levels - SAE J1166 FEB2008
79 dB(A)

Dimensions

Track Gauge – XL
59 in
Track Gauge – LGP
68 in
Width - Tractor - Standard Shoes - No Mulcher - XL
75 in
Width - Tractor - Standard Shoes - No Mulcher - LGP
93 in
Overall Length (with blade) – XL
168 in
Overall Length (with blade) – LGP
168 in
Length - Basic Tractor - Without Mulcher - XL
129 in
Length - Basic Tractor - Without Mulcher - LGP
129 in
Tractor Height – XL
112 in
Tractor Height – LGP
109 in
Ground Clearance – XL
13 in
Ground Clearance – LGP
13 in
Ground Clearance - LGP
13 in
Ground Clearance - XL
13 in
Overall Length - With Blade - LGP
168 in
Overall Length - With Blade - XL
168 in
Track Gauge - LGP
68 in
Track Gauge - XL
59 in
Tractor Height - LGP
109 in
Tractor Height - XL
112 in

Specifications - HM518

Overall Width
84 in
Working Width
72 in
Length
53 in
Overall Height
58 in
Lift Height
31 in
Maximum Tilt
15 in
Maximum Angle - Either Side
25°
Weight
3,197 lb
Drive Method
Polychain belt
Motor
Closed loop hydrostatic
Optimum Hydraulic Flow
30 gal/min
Optimum Hydraulic Pressure
5,900 psi
Drum Speed Range
2150-2450 rpm
Fixed Teeth per Drum
38

Air Conditioning System

Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.6 kg of refrigerant which has a CO2 equivalent of 2.288 metric tonnes.
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.6 kg of refrigerant which has a CO2 equivalent of 2.288 metric tonnes.

Solid Foundation

The Cat® D3K2 Mulcher combines the foundation of the D3K2 Dozer and adds the HM518 Mulcher to make this machine durable and strong when called to action.

Long Life Mulching Head

The Cat® HM518 mulcher frame is designed for longer life using cladding material in high wear areas. The mulcher operates with a hydraulically operated front door and adjustable push bar

All Day Comfort

The spacious, comfortable cab helps keep you relaxed and productive throughout the day.
Quiet environment
Wide door openings for easy entry/exit
Dash mounted air vents for improved air circulation
Air suspension seat for a more comfortable ride
Air conditioning for greater comfort in all climates
New ventilated seat (optional)
Heated seat and heated control handles (optional)

Tough Platform

Balanced and rugged for operating in rough terrain and soft underfoot conditions.

  • Electrical
    • Alternator, 12 volt, 120 Amp, heavy duty brushless
    • Alarm, backup
    • Batteries, heavy duty, maintenance free, 1,500 CCA
    • Diagnostic connector
    • Horn, electric
    • Lights, halogen, 2 front and 2 rear
    • Starter, electric, 12 volt
  • Operator Station
    • ROPS/FOPS cab
    • Cab, polycarbonate windows and air conditioning
    • Seat, air suspended, cloth
    • Seatbelt, retractable 76 mm (3 in)
    • Foot pads, dash
    • Electronic Monitoring System with:
      – Gauges for engine coolant temperature, hydraulic oil temperature and fuel level
      – Travel speed limiter, electronic
      – Engine RPM and gear display
      – Hour meter, electric
      – Engine air cleaner service indicator, electronic
      – Water-in-fuel indicator, electronic
      – Mulcher drum speed and direction bar
    • Slope Indicate
    • Throttle switch, rotary
    • Controls, seat mounted, fore/aft adjustment
    • Armrests, adjustable
    • Mirror, rearview, inside
    • Single pedal combining deceleration and braking functions
    • Independent forward/reverse speed settings
    • Power port, 12 volt
    • Coat hook
    • Storage compartment
    • Cup holder
    • Floor mat, rubber, heavy duty
  • Mulcher Hydraulics
    • Hydraulics, 3 valve
    • Load sensing hydraulics
    • Single lever, three function control
    • Hydraulic pump and oil
    • Closed-loop hydrostatic circuit
    • Axial Piston variable displacement pump and motor
  • Power Train
    • Cat® C4.4 diesel engine, turbocharged, U.S. EPA Tier 4 Final/EU Stage IV certified with aftertreatment
    • Aftercooler, Air-to-Air (ATAAC)
    • Aluminum bar plate cooling system (radiator, power train)
    • Air cleaner with precleaner, automatic dust ejection and under-hood intake
    • Dual path, closed-loop hydrostatic transmission
    • Electric fuel priming pump
    • Fuel/water separator
    • Reversing fan
  • Undercarriage
    • SALT Undercarriage
    • 6 roller track frame
    • Track rollers, lifetime lubricated
    • Carrier rollers
    • Track adjusters, hydraulic
    • Guards, front/rear guiding
    • Master link
  • Other Standard Equipment
    • Cat Product Link PL641 Cellular
    • C-Frame, VPAT, hydraulic cylinders and lines
    • Lockable engine enclosures
    • Front pull device
    • Ecology drains (engine, power train and implement oil and engine coolant)
    • Scheduled oil sampling ports (engine, power train implement oil)
    • Vandalism protection
    • Hinged radiator grill
    • Rearview camera
  • Antifreeze
    • Extended life coolant, –37° C (–35° F)
  • Guards
    • Guard, track guiding, center
    • Screen, rear, cab
    • Screen, side, cab
    • Sweeps, front
    • Sweeps, rear
    • Heavy duty crankcase guard
  • Operator Station
    • Radio, AM/FM, Bluetooth
  • Guards
    • Guard, track guiding, center
    • Screen, rear, cab
    • Screen, side, cab
    • Sweeps, front
    • Sweeps, rear
  • Blades
    • VPAT XL blade
    • VPAT LGP blade
    • VPAT Intermediate blade
  • Rear Attachments
    • Counterweight, rear
    • Winch, retrieval
  • Starting Aids
    • Heater, engine, coolant, 120 volt
    • Starting aid, ether
  • Antifreeze
    • Extended life coolant, –50° C (–58° F)
  • Field Installed Attachment
    • Winch, retrieval
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