Ingersoll-Rand B Series Bedienungsanleitung

Service

Manual

©Ingersoll-Rand 2005

Printed in U.S.A.

22535801 (6-12)

S/N 573211001 & Above

BL-37

B Series

Doosan purchased Bobcat Company from Ingersoll-Rand Company in

2007. Any reference to Ingersoll-Rand Company or use of trademarks,

service marks, logos, or other proprietary identifying marks belonging

to Ingersoll-Rand Company in this manual is historical or nominative

in nature, and is not meant to suggest a current affiliation between

Ingersoll-Rand Company and Bobcat Company or the products of

either.

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BL-370 Backhoe Loader

Service Manual

ALPHABETICAL INDEX

AIR CLEANER ........................................................ 70-01

AIR CLEANER SERVICE ....................................... 10-01

ALTERNATOR ........................................................ 60-01

ALTERNATOR BELT............................................... 10-01

APPROVED LIFT ARM SUPPORT DEVICE 10-01

ARM CYLINDER..................................................... 20-01

ARM ........................................................................ 50-01

AXLES (FRONT AND REAR) ................................. 10-01

AXLE TOE-IN.......................................................... 10-01

BACKHOE CONTROL VALVE................................ 20-01

BACKHOE LOADER TORQUE .........................SPEC-01

BATTERY................................................................ 60-01

BOB-TACH.............................................................. 50-01

BOB-TACH HAND LEVER...................................... 10-01

BOOM ..................................................................... 50-01

BOOM CYLINDER .................................................. 20-01

BOOM LOCK PIN ................................................... 10-01

BRAKE PEDAL ASSEMBLY ................................... 40-01

BUCKET ................................................................. 50-01

BUCKET CYLINDER .............................................. 20-01

CAB LIGHTS........................................................... 60-01

CENTER FLOOR PANEL ....................................... 50-01

CONVERSIONS ................................................SPEC-01

DRIVE COUPLER................................................... 70-01

DRIVESHAFT ......................................................... 40-01

DROP BOX ............................................................. 40-01

ELECTRICAL SYSTEM INFORMATION ................ 60-01

ENCLOSED CAB.................................................... 50-01

ENGINE .................................................................. 70-01

ENGINE COMPONENENTS AND TESTING ......... 70-01

ENGINE COOLING SYSTEM................................. 10-01

ENGINE COVER ......................................... 10-01, 50-01

ENGINE LUBRICATION SYSTEM.......................... 10-01

ENGINE SIDE COVERS......................................... 50-01

ENGINE SPECIFICATIONS...............................SPEC-01

ENGINE SPEED CONTROL .................................. 70-01

FENDER ................................................................. 50-01

FLOOR PANELS..................................................... 50-01

FLYWHEEL ............................................................. 70-01

FLYWHEEL HOUSING ........................................... 70-01

FRONT AXLE ......................................................... 40-01

FRONT LIGHTS...................................................... 60-01

FUEL LEVEL SENDER........................................... 60-01

FUEL SYSTEM ....................................................... 10-01

FUEL TANK............................................................. 50-01

GEAR PUMP .......................................................... 20-01

GRILL...................................................................... 50-01

GRILL FRAME ........................................................ 50-01

HYDRAULIC FILTER...............................................20-01

HYDRAULIC FILTER HOUSING .............................20-01

HYDRAULIC FLUID RESERVOIR ..........................20-01

HYDRAULIC SYSTEM INFORMATION ..................20-01

HYDRAULIC/HYDROSTATIC FLUID

SPECIFICATIONS ............................................ SPEC-01

HYDRAULIC/HYDROSTATIC SYSTEM..................10-01

HYDROSTATIC DRIVE MOTOR .............................30-01

HYDROSTATIC PUMP ............................................30-01

HYDROSTATIC SYSTEM INFORMATION.............. 30-01

HYDROSTATIC PUMP TESTING ...........................30-01

INSTRUMENT PANEL.............................................60-01

LIFT ARMS..............................................................50-01

LIFT ARM STABILIZER ...........................................50-01

LIFT CYLINDER ......................................................20-01

LIFTING AND BLOCKING THE

BACKHOE LOADER ............................................10-01

LOADER CONTROL VALVE ...................................20-01

LOADER SPECIFICATIONS SPEC-01

LUBRICATING THE BACKHOE LOADER ..............10-01

MAIN RELIEF VALVE ..............................................20-01

MASTER CYLINDER ..............................................20-01

MUFFLER................................................................70-01

OPERATOR CANOPY.............................................50-01

OPERATOR SEAT...................................................50-01

PARKING BRAKE HOUSING..................................40-01

PORT RELIEF VALVE

(BACKHOE CONTROL VALVE) .............................20-01

PORT RELIEF VALVE

(LOADER CONTROL VALVE).................................20-01

OIL COOLER/RADIATOR ............................30-01, 70-01

REAR AXLE ............................................................40-01

RECONDITIONING THE ENGINE ..........................70-01

SERVICE BRAKE....................................................40-01

SERVICE SCHEDULE ............................................10-01

STABILIZER ............................................................50-01

STABILIZER CYLINDER .........................................20-01

STEERING CYLINDER (FRONT & REAR) .............20-01

STEERING PUMP...................................................20-01

STEERING VALVE ..................................................20-01

STARTER ................................................................60-01

SWING CYLINDER .................................................20-01

SWING FRAME .......................................................50-01

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BL-370 Backhoe Loader

Service Manual

ALPHABETICAL INDEX (CONT’D)

TILT CYLINDER ..................................................... 20-01

TIRE MAINTENANCE .............................................10-01

TORQUE SPECIFICATIONS

FOR BOLTS.......................................................SPEC-01

TOWING THE LOADER BACKHOE .......................10-01

TRANSPORTING THE LOADER BACKHOE..........10-01

TRAVEL PEDAL ......................................................70-01

TROUBLESHOOTING..................................40-01, 70-01

TURBO ....................................................................70-01

TURN INDICATOR LIGHTS (FRONT).....................60-01

TURN INDICATOR LIGHTS (REAR) .......................60-01

X-CHANGE™ ..........................................................50-01

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MAINTENANCE SAFETY

WARNING

Instructions are necessary before operating or servicing machine. Read

and understand the Operation & Maintenance Manual, Handbook and signs

(decals) on ma chine. Follow warnings and instructions in t he manuals

when making repairs, adjustments or servicing. Check for correct function

after adjustments, repairs or service. Untrained operators and failure to

follow instructions can cause injury or death. W-2003-0199

Safety Alert Symbol: This symbol with a w arning statement, means: “Warning, be alert! Your safety i

involved!” Carefully read the message that follows.

Never service the Ingersoll-Rand

Loader Backhoe without

instructions.

Have good ventilation when

welding or grind ing painted

parts.

Wear dust mask when grinding

painted parts. Toxic dust and gas

can be produced.

MSW18-0602

Vent exhaust to outside when

engine must be run for service.

Exhaust system must be tightly

sealed. Exhaust fumes can kill

without warning.

Never work on loader backhoe

with lift arms raised unless

supported by an app roved lif

arm support device.

Always lower the bac khoe

bucket to the ground before

doing any maintenance.

Always use an approved lift arm

support device when servicing the

loader backhoe with the lift arm

raised. Replace the lift arm support

device if damaged or missing.

Disconnecting or loosening any

hydraulic tubeline, hoe, fitting

component, or p art failure can

cause lift arms or backhoe boom

to drop.

Cleaning and maintenance are

required daily.

NEVER modify equipment or add

attachments not approved by

Ingersoll-Rand

Keep body, jewelry and clothing

away from moving parts,

electrical contact, hot parts and

exhaust.

Wear eye protection to gua rd

from battery acid, compressed

springs, fluids under pressure

and flying debris when engines

are running or tools are used.

Use eye protection approved for

type of welding.

Keep engine cover closed except

for service. Close and latch

engine cover before operating

the loader backhoe

Lead-acid batteries produce

flammable and explosive gases.

Keep arcs, sparks, flames and

lighted tobacco away from

batteries.

Batteries contain acid which

burns eyes or skin on contact

Wear protective clothing. If acid

contacts body, flush well with

water. For eye contact flush wel

and get immediate medica

attention.

Stop, cool and clean engine of

flammable materials before

checking fluids.

Never service or adjust machine

with the engine running unless

instructed to do so in the

manual.

Avoid contact with leaking

hydraulic fluid or diesel fuel

under pressure. It c an penetrate

the skin or eyes.

Never fill fuel tank with engine

running, while smoking or when

near open flame.

Maintenance procedures which are given in the Operation & Maintenance Manual can be performed by

the owner/operator without any specific technical training. Maintenance procedures which are not in the

Operation & Maintenance Manual must be performed ONLY BY QUALIFIED Ingersoll-Rand SERVICE

PERSONNEL. Always use genuine Ingersoll-Rand replacement parts.

CORRECT

B-10731

B-1684

CORRECT

B-1686

WRONG

B-1681

WRONG

B-1688

WRONG

B-1682

B-16885

WRONG

B-1681

B-658

WRONG

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BL-370 Backhoe Loader

i Service Manual

CONTENTS

FOREWORD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . II

SAFETY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V

SERIAL NUMBER LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . VIII

DELIVERY REPORT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VIII

BACKHOE LOADER IDENTIFICATION . . . . . . . . . . . . . . . . . . . . . . IX

SAFETY AND MAINTENANCE. . . . . . . . . . . . . . . . . . . . . . . . . . 10-01

HYDRAULIC SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-01

HYDROSTATIC SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-01

DRIVE SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40-01

MAIN FRAME . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50-01

ELECTRICAL SYSTEM AND ANALYSIS . . . . . . . . . . . . . . . . . . 60-01

ENGINE SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70-01

SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SPEC-01

SAFETY &

HYDROSTATIC

MAIN FRAME

SYSTEM

DRIVE

ELECTRICAL

MAINTENANCE

SYSTEM &

ANALYSIS

ENGINE

SERVICE

ENGINE

SPECIFICATIONS

HYDRAULIC

SYSTEM

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BL-370 Backhoe Loader

ii Service Manual

FOREWORD

This manual is fo r the Ingersoll-Rand loader mechanic. It pr ovides necessary servicing and

adjustment procedures for the Ingersoll-Rand loader and its component parts and systems. Refer to

the Operation & Maintenance Manual for operating instructions, Starting procedure, daily checks, etc.

A general inspection of the following items must be made after the loader has had service or repair:

1. Check that ROPS mounting

hardware is tightened and is

Ingersoll-Rand approved.

9. Bob-Tach wedges and

linkages must function

correctly and be in good

condition.

2. The seat belt must be

correctly installed, functional

and in good condition.

10. Safety treads must be in good

condition.

3. Check lift arm support device,

replace if damaged.

11. Check for correct function of

indicator lamps (Optional on

some models.

4. Machine signs must be

legible and in the correct

location.

12. Check hydraulic fluid level,

engine oil level and fuel

supply.

5. Foot pedal must return to

neutral.

13. Inspect for fuel, oil or

hydraulic fluid leaks.

6. Check for correct function of

the work lights

14. Lubricate the backhoe loader.

7. The parking brake must

function correctly.

15. Check the condition of the

battery and cables.

8. Enclosure door latches must

open and close freely.

16. Inspect the air cleaner for

damage or leaks. Check the

condition of the element.

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BL-370 Backhoe Loader

iii Service Manual

17. Check the electrical charging

system.

20. Operate the loader and check

all functions.

18. Check tires for wear and

pressure.

21. Check for any field

modification not completed.

19. Inspect for loosen or broken

parts or connections.

22. Recommend to t he owner

that all necessary corrections

be made before the machine

is returned to service.

CALIFORNIA

PROPOSITION 65 WARNING

Diesel engine exhaust and some of its

constituents are known to the State of California

to cause cancer, birth defects and other

reproductive harm.

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BL-370 Backhoe Loader

iv Service Manual

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