ExcavatorsPC850-8R1

• Air cleaner, double element, dry
• Engine, Komatsu SAA6D140E-5
• Variable speed cooling fan, with fan guard

• Alternator, 24 V/60 A
• Auto decelerator and auto idling system
• Batteries, 2 x 12 V/170 Ah
• Starting motors, 11 kW
• Step light with timer
• Working lights – 2 on boom, 1 at right front, 2 on cab

• 8 track/3 carrier rollers (each side)
• Hydraulic track adjusters (each side)
• Rock protectors
• Sealed track
• Track shoe—610 mm double grouser
• Variable track gauge

• Dust-proof net for radiator and oil cooler
• Full-length track roller guard
• OPG top guard level 2 (ISO 10262)
• Pump/engine room partition cover
• Strengthened revolving frame under guard
• Travel motor guards

• Cab with fixed front window
• Damper mount, all-weather, sound-suppressed cab with tinted safety glass windows, lockable door, intermittent window wiper and washer, floormat, cigarette lighter and ashtray
• Multi-function color monitor, electronically controlled throttle dials, electric service meter, gauges (Coolant temperature, hydraulic oil temperature and fuel level), caution lights (Electric charge, engine oil pressure, and air cleaner clogging), indicator lights (Engine preheating and swing lock light) level check lights (Coolant, engine oil, and hydraulic oil level), self-diagnostic system with trouble data memory
• Rearview mirror (RH and LH)
• Seat, fully adjustable with suspension

• Control levers and pedals for steering and travel with PPC system
• Control levers, wrist control levers for arm, boom, bucket, and swing with PPC system
•  Fully hydraulic, with Electronic Open center Load Sensing System and engine speed sensing (Pump and engine mutual control system)
• Heavy lift mode system
• In-line filter
• Oil cooler
• One axial piston motor per track for travel with counterbalance valve
• Power max function
• Shockless boom control
• Swing priority mode system
• Two axial piston motors for swing with single-stage relief valve
• Two control valves, 5+4 spools (Boom, arm, bucket, swing, and travel)
• Two-mode setting for boom
• Two variable capacity piston pumps

• Brakes, hydraulic lock travel brakes, oil disc parking
• Hydrostatic two travel speed system with planetary triple reduction final drive

•

• Automatic swing holding brake
• Catwalk
• Counterweight, 11,850 kg
• Horn, electric
• Large handrails
• Marks and plates, English
• One-touch engine oil drainage
• Paint, Komatsu standard
• Preventive Maintenance (PM) tune-up service connector
• Rear reflector
• Slip-resistant plates
• Travel alarm
• Water separator

• 12 V electric supply
• Alternator, 24 V/90 A
• Arms:

-PC850-8R1:—3600 mm arm assembly

-PC850-8R1 SE spec:

—2945 mm SE arm assembly

—3600 mm SE arm assembly

• Attachment piping specification equips for breaker installation (For PC850-8R1 SE spec.)
• Automatic air conditioner (A/C)
• Booms:

-PC850-8R1:—8040 mm boom assembly

-PC850-8R1 SE spec.:—7100 mm SE boom assembly

• Cab front guard level 2 (ISO 10262)
• Coolant heater
• Double flange track roller
• Electric pump, grease gun with indicator
• Fire extinguisher
• General tool kit
• Interconnected horn and warning light
• Large-capacity batteries
• Lower wiper
• Provision for fast fuel fill
• Radio AM/FM
• Rain visor
• Rearview monitor system
• Seat belt 78 mm, 50 mm
• Spare parts for first service
• Track frame undercover (Center)
• Track shoe:

—710 mm double grouser

• Vandalism protection locks