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988K Millyard Arrangement

988K Millyard Arrangement

Introduced in 1963, the 988 has been the industry leader for 50 years. Focused on helping our customers succeed, we have continued to build upon each new series. The 988K continues our legacy of reliability, performance, safety, operator comfort, serviceability, and efficiency. The 988K Millyard Arrangement is designed to meet the demands of millyard applications. The features of the 988K Millyard work together to provide a durable and reliable machine to meet the needs of the modern millyard.

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Net Power541HP

Engine ModelCat® C18 ™

Net Power - SAE J1349541HP

Bore5.7in

Stroke7.2in

Displacement1105in³

Torque Rise58%

Rated Speed1700/min

Peak Power Speed - 1,500 rpm - Gross - ISO 14396580HP

Peak Power Speed - 1,500 rpm - Net Power - SAE J1349541HP

EmissionsU.S. EPA Tier 4 Final/EU Stage V Technology or Tier 2 Equivalent

Peak Torque - 1,200 rpm2104lb/ft

Gross - ISO 14396580HP

Peak Power Speed1500/min

Peak Power Speed - 1,500 rpm - Gross - SAE J1995588HP

Operating Weight139920lb

Tipping Load - Straight78115lb

Tipping Load - Articulated 37°68005lb

Transmission TypeCat-Planetenlastschaltgetriebe

Forward - 14mile/h

Forward - 27.2mile/h

Forward - 312.7mile/h

Forward - 421.6mile/h

Reverse - 14.7mile/h

Reverse - 28.3mile/h

Reverse - 314.4mile/h

Direct Drive - Forward 1Lock-up disabled

Direct Drive - Forward 27.8mile/h

Direct Drive - Forward 313.9mile/h

Direct Drive - Forward 424.4mile/h

Direct Drive - Reverse 15mile/h

Direct Drive - Reverse 28.9mile/h

Direct Drive - Reverse 315.8mile/h

FrontFixed

RearTrunnion

Oscillation Angle13°

Steering System - CircuitPilot, load sensing

Steering System - PumpPiston, variable displacement

Relief Valve Setting - Steering4351psi

Steering Cycle Times - High Idle3.4s

Steering Cycle Times - Low Idle5.6s

Maximum Flow71.3gal/min

Total Steering Angle74°

Fuel Tank188gal (US)

Cooling System31.7gal (US)

Crankcase15.9gal (US)

Transmission31.7gal (US)

Differential - Final Drives - Front49.1gal (US)

Differential - Final Drives - Rear49.1gal (US)

Hydraulic System - Tank Only63.4gal (US)

Hydraulic System Factory Fill125.5gal (US)

Diesel Exhaust Fluid Tank8.7gal (US)

Fork End Area69ft²

Maximum Flow13.7gal/min

Pilot SystemVariable displacement piston

Maximum Flow at 1,400-1,860 rpm153gal/min

Relief Valve Setting - Main580psi

Cylinders, Double Acting - Tilt, Bore and Stroke292 mm × 671 mm (11.5 in × 26.4 in)

Cylinders, Double Acting - Lift, Bore and Stroke235 mm × 976 mm (9.25 in × 38.4 in)

Lift/Tilt SystemVariable displacement piston

Lift/Tilt System - CircuitEH- Positive Flow Control, Flow Sharing

Relief Valve Setting - Lift/Tilt4641psi

Fork Top Clamp Opening12.3ft

Dump Angle at Maximum Lift39.4°

Ground to Top of Hood10.9ft

Front Axle Centerline to Fork Tip15.6ft

Fork Height at Maximum Lift15.3ft

Wheel Base14.9ft

Ground to Lower Hitch Clearance1.9ft

Rear Axle - Centerline to Bumper10.5ft

Ground to Center of Front Axle3.2ft

Maximum Overall Length41ft

Ground to Top of ROPS13.8ft

Fork Height with Level Arms8.1ft

Ground to Bumper Clearance3.1ft

Hinge Pin Height at Maximum Lift16.1ft

Ground to Top of Exhaust Stacks13.8ft

Operator Sound Level (ISO 6396)71dB(A)

Machine Sound Level (ISO 6395)111dB(A)

Machine Sound Level (ISO 6395)109dB(A)

Operator Sound Level (ISO 6396)70dB(A)

BrakesSAE J1473 OKT90, ISO 3450:1992

Standard

Standard and optional equipment may vary. Consult your Cat dealer for details.

Optional

Standard and optional equipment may vary. Consult your Cat dealer for details.

Standard

Alarm, back-up

Alternator, single 150 amp

Batteries, dry

Converter, 10/15 amp, 24V to 12V

Lighting system (halogen, work lights, access and service platform lighting)

Starting and charging system, 24V

Starter emergency start receptacle

Starter lockout in bumper

Transmission lockout in bumper

Standard

Graphical Information Display, displays real time operating information, performs calibrations and customizes operator settings

Air conditioner

Cat Detect Vision, rear vision camera system

Cab, sound suppressed and pressurized, integrated rollover protective structure (ROPS/FOPS) radio ready for entertainment, includes antenna, speakers and converter (12-volt 5-amp) and power port

Controls, lift and tilt function

Heater, defroster

Horn, electric

Instrumentation, gauges: - Coolant temperature - Engine hour meter - Hydraulic oil temperature - Power train oil temperature

Light, cab, dome

Lunchbox, beverage holders

Mirrors, rearview (externally mounted)

Rimpull Control System

Seat, Cat Comfort (cloth), air suspension, six-way adjustable

Seat belt, retractable, 76 mm (3 in) wide

STIC Control System

UV glass

Transmission gear indicator

Vital Information Management System (VIMS) with Graphical Information Display: External Data Port, Customizable Operator Profiles, Cycle Timer, Integrated Payload Control System

Wet-Arm wipers/washers (front and rear): - Intermittent front and rear wipers

Lights, directional

Optional

Cab precleaner

AM/FM/CD/MP3 radio

Satellite Sirius radio with bluetooth

LED warning strobe

CB radio ready

Window pull down visor

Standard

Swing out radiator system with 6 fpi radiator cores

Auto-reversing fan with adjustable controls and manual cycle

Hinged, perforated side doors

Brakes, oil-cooled, multi-disc, service/secondary

Case drain screens

Crankcase guard

Electro hydraulic parking brake

Engine, C18 MEUI diesel, turbocharged/aftercooled

Ground level engine shutoff

Turbine precleaner, engine air intake

Radiator, Next Generation Modular (NGMR)

Starting aid, ether, automatic

Throttle lock, electronic

Torque converter, Impeller Clutch (ICTC) with Lock up clutch (LUC), Rimpull Control System

Transmission, planetary powershift, 4F/3R electronic control

Optional

-50° C (-58° F) antifreeze

Engine oil change system, high speed, Wiggins

Engine block heater 120V or 240V

High ambient cooling - software

Standard

Automatic bucket lift kickout/positioner

Base machine price includes a rim allowance

Hydraulically driven demand fan

Couplings, Cat O-ring face seals

Doors, service access (locking)

Ecology drains for engine, radiator, hydraulic tank

Fuel tank, 731 L (188 gal)

Hitch, drawbar with pin

Hoses, Cat XT

Hydraulic, steering and brake filtration/screening system

Cat Clean Emission Module

Oil sampling valves

Premixed 50% concentration of extended life coolant with freeze protection to -34° C (-29° F)

Rear access to cab and service platform

Steering, load sensing

Toe kicks

Vandalism protection caplocks

Optional

Front and rear roading fenders

Fast fill fuel system (Shaw-Aero)

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