Linkbelt 2800 QUANTUM SERIES EXCAVATOR LONG FRONT SPECIFICATION OPERATOR’S MANUAL – PDF DOWNLOAD

Description

Linkbelt 2800 QUANTUM SERIES EXCAVATOR LONG FRONT SPECIFICATION OPERATOR’S MANUAL – PDF DOWNLOAD

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DESCRIPTION:

Linkbelt 2800 QUANTUM SERIES EXCAVATOR LONG FRONT SPECIFICATION OPERATOR’S MANUAL – PDF DOWNLOAD

PREFACE:
This is a powerful “hydraulic excavator” which we have manufactured with highly technical design.
While every machine is shipped after factory testing and thorough inspection, incorrect operation or neglect of
routine maintenance can cause trouble on this or any machine, sometimes even leading to a serious accident.
Read this manual thoroughly, it contains proper operating methods and daily maintenance procedures.

TABLE OF CONTENTS:

Linkbelt 2800 QUANTUM SERIES EXCAVATOR LONG FRONT SPECIFICATION OPERATOR’S MANUAL – PDF DOWNLOAD

Isuzu 6BG1T turbocharged, water cooled, 4-cycle diesel, 6 cylinder, 396
CID (6 494 cc), 413″ (105 mm) bore x 492″ (125 mm) stroke
SAE net horsepower 128 HP (955 kW) @ 1,900 rpm
Maximum torque 325 ft-lbs (473 kg-m or 464 N-m) @ 1,600 rpm
Starter Electric, 24V, 45 kW
Alternator 40 amp
Air cleaner Double element
Governor Variable speed, mechanical
Two variable displacement axial piston pumps and one gear pump for pilot
controls, with Link-Belt Intelligent Quantum (IQ) Control Link-Belt IQ Control
includes: four selectable working modes, presettable allied attachment work
mode, free swing, one-touch decelerator, auto idling system, power up mode,
selectable cushion attachment control, and three safety lockout switches including
gate lock
Hydraulic Pumps
Two variable volume piston pumps provide power for attachment, swing and
travel
Maximum flow 2 x 52 gpm (2 x 196 l/min)
Pilot pump max flow 53 gpm (20 l/min)
Relief Valve Settings
Boom/arm out 4,550 psi (320 kg/cm2)
in Power Up Mode 4,980 psi (350 kg/cm2)
Arm in 3,130 psi (220 kg/cm2)
Bucket 3,410 psi (240 kg/cm2)
Swing circuit 3,480 psi (245 kg/cm2)
Travel circuit 4,980 psi (350 kg/cm2)
Hydraulic Cylinders – number of cylinders – bore x rod x stroke
Boom 2 – 49″ x 33″ x 496″ (125 mm x 85 mm x 1 259 mm)
Arm 1 – 59″ x 41″ x 643″ (150 mm x 105 mm x 1 632 mm)
Bucket 1 – 37″ x 28″ x 364″ (95 mm x 70 mm x 924 mm)
Oil Filtration
Nephron filter 1 micron
Return, pilot, drain filter 10 micron
Suction filter 105 micron
Control Valve One 4-spool valve and one 5-spool valve with auxiliary spool
Cab mounted on 6 fluid filled mountings Features include a safety glass
front window and LEXAN® MARGARDTM rear and side windows, reclining/
sliding cloth upholstered suspension seat with headrest and armrests, heater,
oscillating fan, AM/FM radio, cigarette lighter, pop-up skylight window, and
intermittent wiper with washer Front window slides upward for storage and
the lower front window is removable Control levers are located in 4-position
tilting control consoles Reliable soft-touch switches Easy-to-read illuminated
LCD service monitor keeps operator in touch with critical machine functions
Planetary reduction powered by axial piston motor Internal ring gear with
grease cavity for swing pinion Swing bearing is single-row shear type ball
bearing Swing cushion valve and dual stage relief valves for smooth swing
deceleration and stops Mechanical disc swing brake
Swing speed 0 – 111 rpm
Tail swing 9′ 1″ (280 m)
Swing torque 38,520 ft-lbs (5 325 kg-m)
X-style carbody is integrally welded for strength and durability Grease cylinder
track adjusters with shock absorbing springs LC undercarriage with
sealed track, lubricated rollers and idlers Triple grouser track shoes
Carrier rollers 2 per side
Track rollers 8 per side
Shoes 49 per side
Shoe width 315″ (800 mm)
Ground pressure 483 psi (34 kg/cm2)
Alternating inner and outer flanged rollers are used to assure proper track
rail to roller engagement
Three-speed independent hydrostatic travel with compact axial piston motors
for increased performance Hydraulic motor powered output shaft coupled to
a planetary reduction unit and track sprocket All hydraulic components
mounted within the width of side frame Travel speeds selected by floor
mounted foot switch
Automatic Downshift: When operating in difficult travel conditions or on
slopes, travel motor automatically downshifts from high speed to mid-range
speed for increased tractive effort Machine will automatically return to high
speed after traveling out of difficult terrain
Max travel speed 14/21/34 mph (23/33/55 km/h)
Traction force 41,230 lbs (18 700 kg)
Gradeability 70%
Spring applied, hydraulically released disc parking brake built into each motor
Each travel motor equipped with counterbalance valve to prevent
overspeeding down an incline and dual stage reliefs for smooth starts and
stops
Hydraulic tank 32 gal (120 liters)
Hydraulic system 53 gal (200 liters)
Final drive (per side) 13 gal (47 liters)
Swing drive 13 gal (5 liters)
Engine 52 gal (195 liters)
Fuel tank 82 gal (310 liters)
Cooling system 67 gal (255 liters)
Boom length – 28′ 7″ (870 m) Arm length – 21′ 0″ (640 m)
Arm digging force 9,920 lbs (4 500 kg)
Bucket digging force 13,010 lbs (5 900 kg)
Working weight with 315″ (800 mm) shoes, 21′ 0″ (640 m) arm and 772 lb
(350 kg) bucket 47,190 lbs (21 400 kg)
• Isuzu 6BG1T diesel engine
• 40 amp alternator
• Double element air filter
• 24-volt starting system, battery
lighting system, sealed heavy
duty electrical connectors
• Intelligent Quantum (IQ) Control
with manual backup system
• Self-diagnostic system
• Nephron filtration system
• Swing-out oil cooler
• Four selectable working modes
• One-touch decelerator
• Auto idling system
• Auto engine warm up
• Power up mode
• Integral cylinder cushioning
• Cushion attachment control
• Boom and arm holding valves
• Free swing control
• 3-speed hydrostatic travel
• Travel alarm
• Spare accessory valve
• Sliding/reclining, suspension
cloth upholstered seat and sliding/
4-position tilting consoles
• Illuminated LCD service monitor
• Heater, fan, seat belt, horn, dome
light, AM/FM radio, digital clock,
floor mat, cigarette lighter
• Safety glass front window with
automatic lock and intermittent
windshield wiper and washer,
large LEXAN® rear/side windows
• Vandalism locks/guarding
• Hand grab rails both sides
• Upper and lower undercovers
• LC undercarriage
• 11,025 lb (5 000 kg)
counterweight
• Quick disconnects in hydraulic
system for easy pressure
checking

Contact us: [email protected]

PLEASE NOTE:

• This is the same manual used by the dealers to diagnose and troubleshoot your vehicle
• You will be directed to the download page as soon as the purchase is completed. The whole payment and downloading process will take anywhere between 2-5 minutes
• Need any other service / repair / parts manual, please feel free to contact [email protected] . We still have 50,000 manuals unlisted

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