Takeuchi TB175 User manual

OPERATOR’S MANUAL
Read and understand these instructions.
Failure to do so can cause injury or death.
OPERATOR’S MANUAL
E
TB175
TB175
Book No. AL3E016
Serial No. 17512105~
Hydraulic Excavator
WARNING

SAFETY ALERT SYMBOL
This symbol means Attention! Be Alert! Your Safety Is Involved.
Themessagethatfollowsthesymbolcontainsimportantinformation
about safety.
Readandunderstand the message toavoidpersonalinjuryordeath.
■It is the owner or employer’s responsibility to fully instruct each operator in the
proper and safe operation of all equipment. All persons using this machine should
thoroughly familiarize themselves with the following sections.
■All operators must be instructed on the proper functions of the excavator before
running the machine.
■Learn and practice correct use of the machine controls in a safe, clear area before
operating this machine on a job site.
CAUTION
Improper operation, inspection and maintenance of this
machine can cause injury or death.
Read and understand this manual before performing any
operation, inspection or maintenance on this machine.
■Always store this manual near at hand preferably on the machine itself. If it should be lost
or damaged, immediately order a new one from your Takeuchi dealer.
When transferring ownership of this machine, be sure to provide this manual to the next
owner.
■Takeuchisuppliesmachinescomplyingtothelocalregulationsandstandards ofthecountry
of export. If your machine has been purchased in another country or from a person or
companyofanothercountry,itmaynothavethesafetydevicesorsafetystandardsrequired
foruseinyourcountry.Shouldyouhaveanyquestionaboutwhetheryourmachinecomplies
with the regulations and standards of your country, contact a Takeuchi dealer.
■Please note that the contents and diagrams included in this manual may not match your
machine exactly.

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.
Battery posts, terminals and related accessories contain lead
and lead compounds, chemicals known to the State of
California to cause cancer and birth defects or other
reproductive harm. Wash hands after handling battery.

1
It is your responsibility to observe all pertinent laws and regulations and to follow the
manufacturer’s instructions on machine operation, inspection and maintenance.
Virtually all accidents occur as the result of a failure to observe basic safety rules and
precautions.Anaccidentcanoftenbeavoidedbyrecognizingpotentially hazardoussituations
beforehand. Read and understand all of the safety messages which explain how to prevent
these accidents from occurring. Do not operate the machine until you are sure that you have
gained a proper understanding of its operation, inspection and maintenance.
■SlGNAL WORDS
Safety messages appearing in this manual and on machine decals are identified by the
words “DANGER”, “WARNING” and “CAUTION”. These signal words mean the following:
IMPORTANT: The word “IMPORTANT” is used to alert against operators and
maintenance personnel about situations which can result in possible damage to the
machine and its components.
It is impossible to foresee every possible circumstance that might involve a potential hazard.
The warnings in this manual or on the machine can not cover all possible contingencies. You
must exercise all due care and follow normal safety procedures when operating the machine
so as to ensure that no damage occurs to the machine, its operators or other persons.
■EXPLANATION OF GRAPHICAL SYMBOLS
Following is an explanation of symbols used in this manual.
, X......... prohibition
/ ....... Lock
/ ...... Unlock
The word “DANGER”
indicates an imminently
hazardous situation
which, if not avoided,
can result in serious
injury or death.
The word “WARNING”
indicates a potentially
hazardous situation
which, if not avoided,
could result in serious
injury or death.
The word “CAUTlON”
indicates a potentially
hazardous situation
which, if not avoided,
may result in minor or
moderate injury.
CAUTIONWARNINGDANGER

2
Foreword
Thismanualdescribesoperation,inspection
and maintenance of the machine, as well as
safetyinstructionstobeheededduringthese
operations.
Ifyouhaveanyquestionsaboutthemachine,
please contact a Takeuchi sales or service
outlet.
INTRODUCTION
■Manual storage compartment
A compartment for storing this manual is
provided at the position shown on the
diagram below.
1. Open the cover behind the seat.
2. After using the manual, place it in the
plastic pouch and store it back in the
manual storage compartment.
■Serial numbers
Checktheserialnumbersofthemachineand
the engine and write them in the spaces
provided below.
Machine number :
Engine number :
L3A001
N0A002

3
■Front, rear, Ieft and right
This manual refers the front, rear, left and
right of the machine as seen when sitting in
the operator’s seat with the dozer blade
visible to the front.
■Designated operations
Use this machine primarily for the following
operations:
¡Excavating
¡Digging ditches
¡Digging side ditches
¡Leveling
¡Loading
■Features
¡Automatic travel shift-down system.
¡Isolation mounted cab minimizes vibration.
¡Short pitch rubber crawler.
¡Low engine noise and exhaust emissions.
¡Electro over hydraulic control of auxiliary hydraulic circuit.
¡One touch engine deceleration button.
¡Two-speed slew allows the operator to slow the excavators slew speed.
¡Engine emergency stop/idle system.
¡Self-adjusting hydraulic crawler tension system.
¡Travel motor are equipped with shock less valves for smooth starts and stops.
■Break-in period
When the machine is new, heed the instructions below when operating the machine for the
first 100 hours (as indicated on the hour meter).
Usinganewmachineroughlywithoutbreakingitinwillleadtoquickerdeteriorationofmachine
performance and may shorten the machine’s service life.
¡Warm up the engine and hydraulic oil sufficiently.
¡Avoid heavy loads and rapid operations. Operate with a load of about 80% the maximum
load.
¡Do not start up, accelerate, change directions, or stop abruptly unless necessary.
MACHINE DESCRIPTlON
E3A020
FRONT
LEFT RIGHT
REAR
Dozer blade

4

5
CONTENTS
Introduction .................................... 2
Machine Description ...................... 3
Safety.............................................. 7
Controls.........................................35
Operation.......................................63
Transport .......................................91
Maintenance ..................................95
Troubleshooting ..........................141
Specifications..............................155
Options ........................................181
Index ............................................221

6

7
General precautions ....................................8
Preparing precautions ...............................12
Starting precautions ..................................14
Operating precautions...............................16
Stopping precautions ................................23
Transporting precautions ..........................24
Maintenance precautions ..........................25
Safety signs (Decals) .................................32
SAFETY