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Hyundai Construction Equipment Americas, Inc.
HL730-7A

HL730-7A

Product catalog summary

Overview
The document outlines the specifications and features of the Hyundai HL730-7A wheel loader, emphasizing its advanced technology, efficiency, and comfort. It covers standard and optional equipment, engine specifications, and operational capabilities.

Specifications
The HL730-7A is powered by a Cummins QSB4.5 engine, delivering 125HP and complying with Tier III emission standards. It features a 4-cycle, turbocharged, charge air-cooled diesel engine with electronic controls, a 17.2:1 compression ratio, and a 4.5-liter displacement.

Electrical System
The loader is equipped with a 24-volt electrical system, a 70A alternator, maintenance-free batteries, and various alarms for system monitoring. A centralized display facilitates easy monitoring of machine status.

Cab Features
The ROPS/FOPS cab is sound-suppressed and pressurized, providing comfort with adjustable seating, air conditioning, and a comprehensive control panel. Visibility is enhanced by a wide, tinted windshield.

Hydraulics and Power Train
The HL730-7A features a computer-controlled transmission with auto-shift, a hydraulic system with pilot control for boom and bucket actuation, and a load-sensing steering system. The power train includes a torque converter and limited slip differential for optimal performance.

Safety and Maintenance
Safety features include a boom lock safety valve, automatic bucket positioner, and various guards. Maintenance is simplified with accessible grease fittings, a remote drain port, and centralized electric controllers.

Optional Equipment
Options include a reversible cooling fan, ride control system, and various tire and bucket configurations to enhance performance and adaptability to different working conditions.

Performance
The loader offers two operating modes (Power and Econo) for efficiency and power optimization. It has a maximum travel speed of 36 km/h and a robust frame designed for high rigidity and durability in tough applications.

Hydraulic System

Type: Open-centered, tandem circuit system with pilot-operated controls.
Pump: Helical gear type, 140 liters/min at governed rpm.
Control Valve: Two-function valve with optional third-function valve.
Relief Valve Setting: 210 kg/cm² (2,990 psi).
Pilot System Type: Pilot oil pressure generated by the pilot oil supply unit with a relief valve setting of 30 kg/cm² (427 psi).

Bucket Controls

Type: Pilot-operated lift and tilt circuit with single-lever (joystick) control.
Lift Circuit: Raise, hold, lower, and float functions with adjustable automatic kickout.
Tilt Circuit: Tilt back, hold, and dump functions with adjustable automatic bucket positioner.
Cylinder: Double acting with specified bore and stroke dimensions.
Cycle Time: Raise (5.6 sec), Dump (1.0 sec), Lower (2.8 sec), Total (9.4 sec).

Brakes

Service Brakes: Hydraulically actuated, wet disc brakes for all wheels with independent axle-by-axle system.
Parking Brake: Spring-applied, hydraulically released wet disc brake in front axle.
Emergency Brake: Automatic application when brake oil pressure drops.

Steering System

Type: Full hydraulic power steering with center-point frame articulation.
Pump: Helical gear type, 74 liters/min at governed rpm.
Relief Valve Setting: 210 kg/cm² (2,990 psi).
Cylinder: Double acting with bore and stroke dimensions of 60mm x 390mm.
Steering Angle: 40 degrees in each direction.

Service Refill Capacities

Fuel Tank: 202 liters.
Cooling System: 30 liters.
Crankcase: 11 liters.
Transmission: 20 liters.
Front Axle: 18.4 liters.
Rear Axle: 18.4 liters.
Hydraulic Tank: 95 liters.
Hydraulic System (including tank): 160 liters.

Catalog excerpts

Supplemental Specifications Bucket Selection Guide 2.4 (3.1) Bucket Capacity, m3 (yd3) Change in static Change in static Change in operating tipping load-straight tipping load-40 turn weight kg(lb) kg(lb) kg(lb) Description 2.2 (2.9) 2.0 (2.6) 17.5-25 12PR L2 -60 (-132) -43 (-95) -38 (-84) 17.5 R25 XHA 1.8 (2.4) +80 (+176) +57 (+126) +50 (+110) 1.6 (2.1) 1.4 (1.8) 1.2 (1.6) 1400 2000 1600 2500 1800 2000 3000 2200 3500 2400 kg/m3 4000 lb/yd3 Material Density HL730-7A HL730XTD-7A HL730TM-7A Standard Equipment Electrical system Alternator, 70A Alarms, audible and visual . air filter clogging . transmission error . alternator voltage . brake oil pressure . engine oil pressure . parking brake . fuel level . hydraulic oil temperature . coolant temperature . service brake oil pressure Batteries, maintenance-free 850 CCA, 12V, (2) Horn, electric Gauges . engine coolant temperature . fuel level . hydraulic oil temperature . speedometer . transmission oil temperature . voltmeter Indicator lights . clutch cut-off . high beam . turn signal . work light LCD Display . clock and fault code . operating hour counter . engine rpm . transmission gear range indicator . job time and distance . temperature(coolant, hydraulic oil, t/m oil) Lighting system . 2 dome lights . 2 stop and tail lights . 4 turn signals . brake lights(counter weight) . license plate light . head light 2 on front tower . working lights 2 on front roof 2 on grill Switches . buzzer stop . clutch cut-off . hazard . Ignition key, start/stop switch . main light(illumination and head light) . parking . rear wiper & washer . work light . operating mode (Power/Econo) . full automatic transmission Main disconnect switch Starter, electric Starting and charging system(24-volt) Cab Cab, ROPS/FOPS (sound suppressed and pressurized) with : . cigar lighter & ashtray . coat hook . front/rear window defroster . intermittent wiper and washer, front and rear . personal storage space: holder, can and cup . rear view mirrors (2 inside) . rear view mirrors (2 outside) . seat belt . seat, adjustable suspension with armrests . steering column, tilt and telescopic . steering wheel with knob . sun visor(front window) . tinted safety glass Magazine box Pedals . one accelerator pedal . one brake pedal Rubber floor mat Wrist rest Engine Antifreeze Engine, Cummins QSB4.5 . Low Emission Diesel, Tier-llI Engine enclosure, lockable Engine fuel priming pump Fuel Warmer 2 operating mode(power & econo) Fan guard Fuel/water separator Muffler, under hood with large exhaust stack Rain cap, engine air intake Radiator (deaeration type) Starting aid (air intake heater) Power Train Brakes : Service, enclosed wet-disc Differential, Front : limited slip, Rear : conventional Parking brake Torque converter Transmission, computer-controlled, electronic soft shift, auto-shift and quick-shift features included Transmission oil cooler Hydraulics Boom lock safety valve Boom kickout, automatic Bucket positioner, automatic Diagnostic pressure taps Hydraulic oil cooler Hydraulic system, . 2 spool, single lever, pilot control for boom and bucket actuation Steering, load-sensing Remote cooling fan, hydraulically-driven, temperature sensing type Others Articulation locking bar Coolant level sight gauge Counterweight Door and cab locks, one key Doors, service access(locking) Drawbar with pin Engine oil level dipstick gauge Ergonomically located and slip resistant, left & right - handrails - ladders - platforms - steps Fenders(front/rear) Guard, bucket cylinder rod Hydraulic oil level sight gauge License plate bracket Lift and tie-down hooks Steering stops, cushioned Tires(17.5-25, 12PR, L3) Transmission oil level dipstick gauge Vandalism protection caplocks Some of the Photo may include optional equipment. Optional Equipment 24-volt to 12-volt DC converter Air condition : . air conditioner . air conditioner with heater . heater Alarm, back-up Beacon light, rotating Cutting edge, bolt-on type Differential, Front : no spin, Rear : limited slip Emergency steering system Fire extinguisher High lift arrangement with optional counterweight, 410kg (904 lb) Hourmeter Finger Tip Control Hydraulic arrangement, 3-valve Lighting, auxiliary, 4 on roof Mud guard Operator suit Radio cassette player Ride control system Seat . 2” static seat belt & adjustable mechanical suspension(vinyl) . 3” static seat belt & adjustable mechanical suspension . 3” retractable seat belt & adjustable air suspension Tires : . 17.5 - 25, 12PR, L2 . 17.5 R25, XHA (left and right side) Reversible cooling fan HL730-7A Tool kit Tooth, 1 piece, bolt-on type Guards . crankcase . transmission Wheel chock Window, sliding Standard and optional equipment may vary. Consult your Hyundai dealer for more information. The machine shown may vary according to territorial specification. PLEASE CONTACT www.hyundai-ce.com HYUNDAI WHEEL LOADER Applied Tier 3 Engine 2009. 05 Rev.2

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Hardworking Hyundai Loaders Some of the Photo may include optional equipment. New Generation - HL730-7A Meet the new generation wheel loader in Hyundai. The HL730-7A will give you the satisfaction in higher power, lower fuel consumption, more comfort and lower emission . Engine Tier III Low Emission Certificated Electronic Engine Control Engine Protection & Selfdiagnosis System 2 Operating Mode : Power & Econo Transmission 2 Automatic Selection Mode 2 Kick Down Function Mode AEB Function Come and experience what Hyundai has created for you by bringing power and technology. 2 3

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Control Center The all-new, deluxe operating space is engineered with 3-D modeling for your ultimate control center. The wide, tinted and laminated front windshield has no framing cutting through to ensure excellent visibility. The Air Conditioning and Heating System Adjustable steering column The operator can easily control the temperature and air flow . The defroster on the front windshield and rear window makes it convenient for winter working usage. Joystick Controls Pilot-operated controls for bucket operation by the Joystick are easy and comfortable to operate. 2 Cigar Jack Cup Holder Some...

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