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STANDARD EQUIPMENT

ENGINE AND RELATED ITEMS:

Air cleaner, double element, dry

Cooling fan, with fan guard

Engine, Komatsu SAA6D140E-3

ELECTRICAL SYSTEM:

Alternator, 50 amp, 24 V

Batteries, 170 Ah, 2 x 12 V

Starting motors, 11kW

Working lights-2 boom, 2 cab top front, 1 cab bottom 

Step light with timer

Auto decelerator

UNDERCARRIAGE:

610 mm

24'' double grouser

8 track/3 carrier rollers (each side)

Hydraulic track adjusters (each side)

Variable track gauge

Sealed track

GUARDS AND COVERS:

Dust-proof net for radiator and oil cooler

Pump/engine room partition cover

Travel motor guards

OPERATOR ENVIRONMENT:

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 pre-
heating and swing lock light) level check lights (coolant, engine
oil, and hydraulic oil level), self-diagnostic system with trouble
data memory

Seat, fully adjustable with suspension

Cab with pull-up type front window

Rear view mirror (R,H)

HYDRAULIC CONTROLS:

Fully hydraulic, with Electronic Open-Center Load-Sensing
(EOLSS) and engine speed sensing (pump and engine mutual
control system)

One gear pump for control circuit

Two axial piston motors for swing with single-stage relief valve

One axial piston motor per track for travel with counter balance
valve

Two variable capacity piston pumps

Two control valves, 5+4 spools (boom, arm, bucket, swing, and
travel)

Control levers, wrist control levers for arm, boom, bucket, and
swing with PPC system

Control levers and pedals for steering and travel with PPC system

Oil cooler

In-line filter

Heavy lift mode system

Shockless boom control

Swing priority selection system

Two-mode setting for boom

DRIVE AND BRAKE SYSTEM:

Brakes, hydraulic lock travel brakes, oil disc parking

Hydrostatic two travel speed system with planetary triple reduction
final drive

OTHER STANDARD EQUIPMENT:

Automatic swing holding brake

Corrosion resister

Counterweight, 9800 kg 

21,610 lb

Horn, electric

Marks and plates, English

Paint, Komatsu standard

Large handrails

One-touch engine oil drainage

PM tune-up service connector

Remote greasing for radiator fan drive

OPTIONAL EQUIPMENT

Additional truck guard

Alternator, 75 Amp,  24 V

Arms (Backhoe):
PC750-7: 
—3600 mm 

11'10'' 

arm assembly

—4600 mm 

15'1'' 

arm assembly

—5600 mm 

18'4'' 

arm assembly

PC750SE-7: 
—2945 mm 

9'8''

SE arm assembly

Auto air conditioner

Automatic greasing

Booms (Backhoe):
PC750-7: 
—8200 mm 

26'11''

boom assembly

PC750SE-7:
—7100 mm 

23'4''

boom assembly

Cab front guard (ISO 10262 level 2)

Cab with fixed front window

Catwalk

Coolant heater

Counterweight 12000 kg

26,450 lb

Counterweight remover

Double frange truck roller

12V electric supply

Fire extinguisher

Full length track guard

General tool kit

Grease gun, electric pump with indicator

High cab mount

Interconnected horn and warning light

KOMTRAX

Large-capacity batteries

Loading shovel attachments

Lower wiper

OPG top guard

Provision for fast fuel fill

Radio AM/FM

Rain visor

Rear view mirror (L,H)

Seat belt 78 mm 

3'', 

50 mm 

2''

Shoes:
—710 mm 

28''

double grouser

—810 mm 

32''

double grouser

—910 mm 

36''

double grouser

—1010 mm 

40''

double grouser

Spare parts for first service

Strengthened revolving frame underguard

Sun visor

Track frame undercover (center)

Travel alarm

Vandalism protection locks

www.Komatsu.com

Printed in Japan 200801 IP. As(05)

CEN00301-01

Materials and specifications are subject to change without notice

is a trademark of Komatsu Ltd. Japan

Photo may include optional equipment.

FLYWHEEL HORSEPOWER

338 kW 

454 HP

@ 1800 rpm 

OPERATING WEIGHT

PC750-7: 72370– 74980 kg

159,550– 165,300 lb

PC750SE-7: 73170– 75780 kg

161,310– 167,060 lb

PC750

-7

BACKHOE

PC750SE

-7

BACKHOE

PC750

-7

LOADING SHOVEL

PC

750

H

YDRA

ULIC 

E

XCA

V

A

T

OR

Summary of Contents for PC750

Page 1: ...Shockless boom control Swing priority selection system Two mode setting for boom DRIVE AND BRAKE SYSTEM Brakes hydraulic lock travel brakes oil disc parking Hydrostatic two travel speed system with p...

Page 2: ...atures Machine condition can be checked with Equipment Management Monitoring System EMMS Two working modes combine with heavy lift mode for maxi mum productivity See page 5 Large handrail step and cat...

Page 3: ...A6D140E 3 engine Output is 338 kW 454 HP providing more hydraulic power In addition the fuel consumption is reduced by 12 when using Economy Mode Large Digging Force Thanks to the high engine output a...

Page 4: ...se bend during operation extending hose life and improving operator safety RELIABILITY FEATURES RELIABILITY FEATURES Motorized Grease Gun Equipped with Hose Reel optional Greasing is made easy with th...

Page 5: ...The noise levels at the operator s ear are decreased by improving the cab mounts and cab sealing performance Multi Position Controls The multi position pressure proportional control levers allow the...

Page 6: ...de cutters ARM LENGTH m3 yd3 m3 yd3 mm in mm in kg lb m ft in PC750 7 use with 8 2 m boom 3 6 11 10 4 6 15 1 5 6 18 4 2 8 3 66 2 5 3 27 1550 51 0 1695 66 7 2740 6 040 3 1 4 05 2 8 3 66 1700 66 9 1845...

Page 7: ...0 7350 13750 10450 18550 14100 26900 20100 0 21 600 16 200 30 300 23 000 40 900 31 000 59 300 44 300 3 0 m 12000 9100 13500 10250 18300 13850 24850 20150 29350 29350 21350 21350 9 26 500 20 000 29 800...

Page 8: ...m PC750 7 4 0 t 5105 x 1325 x 750 4 4 U S ton 16 9 x 4 4 x 2 6 PC750SE 7 4 9 t 4075 x 1695 x 755 5 4 U S ton 13 4 x 5 7 x 2 6 Bucket PC750 7 3 0 t 2365 x 1850 x 1845 3 3 U S ton 7 9 x 6 1 x 6 1 PC750S...

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