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CONTENTS

Introduction .....................................0-2

Machine description ........................0-3

Safety ..............................................1-1

General precautions ................................ 1-2

Precautions when preparing .................... 1-7

Precautions when starting ....................... 1-9

Precautions when operating .................. 1-11

Precautions when stopping ................... 1-19

Precautions when transporting .............. 1-20

Precautions on maintenance ................. 1-21

Safety signs (decals) .............................. 1-30

Controls ...........................................2-1

Names of components (Canopy) ............. 2-2

Names of components (Cab) ................... 2-4

Covers ..................................................... 2-6

Starter key ........................................... 2-6

Front cover (tool box) ........................... 2-6

Fuel lid ................................................. 2-7

Fuel filler port ....................................... 2-7

Side cover ........................................... 2-8

Engine hood ........................................ 2-8

Cab ......................................................... 2-9

Cab door ............................................. 2-9

Emergency exit .................................... 2-9

Front window ..................................... 2-10

Lower front window ........................... 2-11

Side window ...................................... 2-11

Emergency hammer (optional) ........... 2-11

Seat and seat belt ................................. 2-12

Seat < TB228 > ................................. 2-12

Seat belt <TB228> ............................ 2-13

Seat < TB235 / TB250 > ................... 2-14

Seat belt <TB235 / TB250> ............... 2-15

Instrument cluster .................................. 2-16

Warning lamps ................................... 2-16

Indicators .......................................... 2-17

Meters ............................................... 2-17

Hour meter ........................................ 2-17

Switches ............................................... 2-18

Starter switch .................................... 2-18

Horn button ....................................... 2-18

Deceleration button ........................... 2-18

Automatic deceleration switch ........... 2-19

Auxiliary hydraulic switches ................ 2-19

Third auxiliary hydraulic switch and 

buttons (Option) ................................. 2-20

Travel speed switch ........................... 2-21

Light switch ....................................... 2-21

Wiper switch ...................................... 2-21

Levers and Pedals ................................. 2-22

Safety lock lever ................................ 2-22

Throttle lever ...................................... 2-22

Operating levers ................................ 2-23

Blade lever ......................................... 2-23

Travel levers/pedals ........................... 2-24

Boom swing pedal ............................. 2-24

Auxiliary hydraulic pedal (option) ........ 2-25

Accessories ........................................... 2-26

Heater ............................................... 2-26

Heater (for cold climates) ................... 2-27

Air conditioner ................................... 2-28

Cup holder ........................................ 2-33

Cigarette lighter ................................. 2-34

Ashtray .............................................. 2-34

Interior light ........................................ 2-35

Mirrors ............................................... 2-35

External power sockets (for EU) ......... 2-35

Radio (Cab type) ................................ 2-36

Auxiliary hydraulic lines ...................... 2-40

Operation .........................................3-1

Before starting operation ......................... 3-2

Getting on or off the machine ............... 3-2

Walk-around inspection ....................... 3-2

Daily inspection .................................... 3-2

Starting and stopping the engine ............. 3-3

Before starting the engine .................... 3-3

Starting the Engine .............................. 3-4

Warming up the engine ........................ 3-5

Stopping the engine ............................ 3-5

Operating the machine ............................ 3-6

Lever pattern (ISO pattern) ................... 3-6

Lever pattern (JCB pattern) .................. 3-7

Warming up the machine (hydraulic oil) 3-8

Inspection after warm-up ..................... 3-9

Operating the travel levers ................. 3-10

Stopping travel .................................. 3-13

Operating the working equipment ...... 3-14

Operating procedures ............................ 3-16

Prohibited operations ......................... 3-16

Cautions on operating ....................... 3-19

Cautions on traveling on slopes  ........ 3-20

Getting out of mud ............................ 3-22

Operations possible with this machine 3-22

Parking the machine .............................. 3-24

Parking .............................................. 3-24

Summary of Contents for TB228

Page 1: ...C 1...

Page 2: ...proper 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 s...

Page 3: ...ION indicates a hazard with a low level of risk which if not avoided could result in minor moderate injury IMPORTANT The word IMPORTANT is used to alert operators and maintenance personnel about situa...

Page 4: ...compartment for storing this manual is provided at the position shown on the diagram below 1 Insert the starter key and turn it counterclockwise to open the cover under the seat 2 After using the man...

Page 5: ...ise and exhaust emissions Electronic control of auxiliary hydraulic circuit Single button operation for engine deceleration Slew motors are equipped with shockless valves BREAK IN PERIOD When the mach...

Page 6: ...manual may not be applicable to your machine The numbers used in the illustration are with circles around them The same numbers appear between the parentheses in the text Example 1 Symbols used in th...

Page 7: ...eed switch 2 21 Light switch 2 21 Wiper switch 2 21 Levers and Pedals 2 22 Safety lock lever 2 22 Throttle lever 2 22 Operating levers 2 23 Blade lever 2 23 Travel levers pedals 2 24 Boom swing pedal...

Page 8: ...22 Every 50 hours 5 24 Inspecting and adjusting the crawler tension 5 24 Lubricating the slew bearing 5 26 Draining the water from the fuel tank 5 27 Inspecting the battery uid level and replenishing...

Page 9: ...6 10 Lowering the boom to the ground 6 12 Towing 6 13 Speci cations 7 1 Basic Speci cations 7 2 Machine dimensions 7 6 Operating ranges 7 12 Lifting Capacities 7 15 Options 8 1 General precautions 8...

Page 10: ...0 8...

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