Komatsu D155AX-7 WH Crawler Dozer

Komatsu D155AX-7 WH Crawler Dozer Information

The D155AX-7WH is a dozer that bridges the gap between contractor site prep dozers and large contractor production/mining dozers. The Tier 4 interim D155AX-7WH has the precise and responsive hydraulic control and smooth turning of hydrostatic steering of smaller dozers for grading and big dozer features like a lock-up torque converter, Unique, high production Sigma dozer blade and K-bogie oscillating undercarriage.

Standard Equipment

• Air cleaner, double element with dust indicator
• Alternator, 90 ampere/24V
• Backup alarm
• Batteries, 200 Ah/2 x 12V
• Battery disconnect switch
• Blade lift cylinders
• Color monitor, LCD
• Decelerator pedal
• Engine hood
• Engine intake centrifugal precleaner
• Engine, gull-wing side covers
• Engine shutdown secondary switch
• Exhaust pipe with raincap
• Fast fuel provision
• Fenders
• Front pull hook
• High mount foot rests
• Horn, warning
• Hydraulic driven radiator cooling fan with manual reverse clean mode
• Hydraulics for dual tilt and pitch dozer
• Hydraulics for ripper VGR/MSR
• KOMTRAX^® Level 4
• K-bogie undercarriage
• Komatsu Diesel Particulate Filter (KDPF)
• Komatsu Variable Geometry Turbocharger (KVGT)
• Locks, filler caps and covers
• Oil pressure check ports for power train
• PM service connector
• Radiator mask, heavy-duty, hinged, perforated
• Radiator reserve tank
• Rear cover
• ROPS cab (700 kg, 1,545 lb)**
• Air conditioner – Pressurized
• Cab accessories
  –12V power supply (2 ports)
  –Cup holder
  –Rearview mirror
  –AM/FM Radio w/remote AUX plug (3.5 mm)
• Work lights
  –2 front, hood mounted
  –2 front, cab mounted
  –1 rear, left fender mounted
  –2 rear, cab mounted
• Seat, air suspension, fabric, heated, low back, rotates 15° to right, headrest
• Seat belt, 76 mm / 3″, retractable
• Seat belt indicator
• Sealed electrical connectors
• Secondary engine shutoff switch
• Starting motor, 11.0 kW/24V
• Steering system: Hydrostatic Steering System (HSS)
• Torque converter with auto lock-up
• Track roller guards, end sections
• Track shoe assembly
  – Sealed and lubricated
• 610 mm 24″ extreme service shoes
• Transmission with auto/manual shift modes
• Underguards, heavy duty
• Hinged belly pan
• Transmission
• Water separator, fuel
• Wide core cooling package

* Dozer assembly and rear mounted equipment are not included in base machine standard equipment
** Cab meets OSHA/MSHA ROPS and FOPS Level 2 standards

STANDARD WASTE HANDLER EQUIPMENT:

• Engine intake centrifugal pre-cleaner with screen
• 4 cylinder mounted lights
• Auto reversing fan, timer controlled
• Belly guard seal kit
• Cab interface seal kit
• Chassis seal package
• Engine bottom guard with electric winch
• Engine side door seal kit
• Engine thermal shield
• Front striker bars
• Guards
  – Fuel and hydraulic tank group
  – 2 rear lights
  – Bolt guards
  – Final drive seals
  – Front idler seals
  – Main frame deflector bars
  – Radiator deflector bar
• Two piece radiator door
• Raised cab air inlet with pre-cleaner
• Rear mounted hydraulic oil cooler
• Roof mounted air conditioner condenser
• Working light for ripper

Optional Equipment

SHOES – ADDITIONAL WEIGHT:

• 26′ / 660 mm extreme service shoes: +2,070 lb / +940 kg
• 28′ / 710 mm single-grouser shoes: +1,370 lb / +620 kg

SHOES – GROUND CONTACT AREA:

• 26′ / 660 mm extreme service shoes: 6,700 in² / 43230 cm²
• 28′ / 710 mm single-grouser shoes: 7,208 in² / 46505 cm²

VARIABLE MULTI-SHANK RIPPER

• Additional weight (including hydraulic control unit): 3760 kg / 8,290 lb
• Beam length: 2320 mm / 7’7″
• Hydraulically-controlled parallelogram-type ripper with three shanks. Digging angle infinitely adjustable. Standard digging angle: 49°
• Maximum digging depth: 900 mm / 2’11”
• Maximum lift above ground: 950 mm / 3’1″

VARIABLE GIANT RIPPER

• Additional weight (including hydraulic control unit): 2440 kg / 5,380 lb
• Beam length: 1400 mm / 4’7″
• Hydraulically-controlled parallelogram-type ripper with one shank. Digging angle infinitely adjustable. Standard digging angle: 49°
• Maximum digging depth: 1240 mm / 4’1″
• Maximum lift above ground: 950 mm / 3’1″

OTHER

• Alternator precleaner
• Cab air precleaner
• Rear striker bars (for counterweight or ripper)
• Guarding – rear screen
• LF counterweight with rigid drawbar, 4115 kg / 9,072 lb
• Single tilt blade hydraulics
• Track shoes with trapezoidal holes

DOZER EQUIPMENT

• SIGMADOZER^®
• Full-U
• Semi-U
• Trash rack