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FRONT, REAR, LEFT AND RIGHT

MACHINE DESCRIPTION

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:

• Excavation

• Digging ditches

• Digging side ditches

• Leveling

• Loading

FEATURES

• Tilting up the operator seat floor for easier 

maintenance

• Automatic travel shift-down system

• Short pitch rubber crawler

• Low engine noise 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 machine is new, operate the 

machine for the first 100 hours (as indicated 

on the hour meter) by following the 

instructions below.

Using a new machine without a break-in 

period will lead to quicker deterioration of 

machine performance and may shorten the 

machine’s service life.

• Sufficiently warm up the engine and 

hydraulic oil.

• Avoid heavy loads and rapid operations. 

Operate with a load of about 80% the 

maximum load.

• Do not abruptly start up, accelerate, 

change directions, or stop unless 

necessary.

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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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