CONTENTS
Console and Seat Fore-aft Adjustment .........................1-144
Seat Fore-Aft Adjustment ..................................................1-144
Suspension Adjustment .....................................................1-144
Backrest Adjustment ...........................................................1-145
Armrest Adjustment ............................................................1-145
Adjusting Operator’s Seat (Optional) ..................................1-146
Adjusting Seat Height .........................................................1-146
Console and Seat Fore-aft Adjustment .........................1-146
Seat Fore-Aft Adjustment ..................................................1-146
Suspension Adjustment .....................................................1-147
Fore-Aft Position Adjustment of Seat Surface ............1-147
Angle Adjustment of Seat Surface..................................1-147
Backrest Adjustment ...........................................................1-147
Armrest Adjustment ............................................................1-147
Console Height Adjustment ...................................................1-148
Adjusting Procedures ..........................................................1-148
Installation and Adjustment of Mirrors ..............................1-149
Mirror Installation Diagram ...............................................1-150
Seat Belt .........................................................................................1-157
Battery Disconnect Switch ......................................................1-158
Switch Operation ..................................................................1-160
BREAK-IN
....................................................................... 2-1
Observe Engine Operation Closely
...........................................2-1
Every 8 Hours or Daily ....................................................................2-1
After the First 50 Hours .................................................................2-1
After the First 100 Hours ...............................................................2-1
OPERATING THE ENGINE
.............................................. 3-1
Inspect Machine Daily Before Starting
....................................3-1
Before Starting Engine ..................................................................3-3
Starting the Engine .........................................................................3-4
Check Instruments After Starting ...........................................3-10
Using Booster Batteries .............................................................. 3-11
Stopping the Engine ...................................................................3-13
Engine Auto-Stop in Extremely Low Temperature ...........3-14
DRIVING THE MACHINE
................................................ 4-1
Travel Levers and Pedals
...............................................................4-1
Travel Mode Switch ........................................................................4-3
Travel Alarm (Optional) .................................................................4-3
Operating on Soft Ground ...........................................................4-4
Raising the Machine with Boom and Arm .............................. 4-4
Retrieval ..............................................................................................4-5
Operating in Water or Mud ..........................................................4-6
Parking the Machine on Slopes ..................................................4-7
Parking the Machine ......................................................................4-7
Prohibition of Sudden Control Operations
when Traveling at High Speed ..............................................4-8
Prohibition of Traveling for Long Periods ...............................4-8
OPERATING THE MACHINE
........................................... 5-1
Control Lever (ISO Pattern)
..........................................................5-1
Pilot Control Shut-Off Lever ........................................................5-2
Warming-Up Operation ................................................................5-3
Engine Speed Control ....................................................................5-4
Auto-Idle .............................................................................................5-5
Auto-Idle Function ....................................................................5-5
Auto-Idle ON/OFF
......................................................................5-6
Auto Shut-Down ..............................................................................5-7
Aftertreatment Device Manual Regeneration ...................5-10
Work Mode ..................................................................................... 5-12
Power Boost Switch ..................................................................... 5-15
Power Mode ................................................................................... 5-16
Operating Backhoe ...................................................................... 5-17
Shovel ............................................................................................... 5-18
Grading Operation .......................................................................5-19
Do Not Strike the Ground with Bucket Teeth .....................5-20
Avoid Hammer Work ................................................................... 5-20
Avoid Abusive Operation ..........................................................5-21
Never Move an Object Sideways with the Bucket ............ 5-21
Retracting the Arm and Bucket ............................................... 5-22
Do Not Use Wide Track Shoes on Rough Ground ............. 5-22
Shackle Hole Usage ..................................................................... 5-23
Pilot Accumulator Functions (Optional) ...............................5-24
How to Lower Boom in Case of Emergency and
When Engine Stops ................................................................ 5-25
Precautions for After Operations ............................................ 5-26
TRANSPORTING
............................................................ 6-1
Transporting by Road
....................................................................6-1
Loading/Unloading on a Trailer .................................................6-2
Fastening Machine for Transporting ........................................6-5
Unloading ..........................................................................................6-6
Lifting Machine ................................................................................6-7
MAINTENANCE
.............................................................. 7-1
Correct Maintenance and Inspection Procedures
...............7-1
Layout ..................................................................................................7-3
Layout ..................................................................................................7-4
Check the Hour Meter Regularly ................................................7-5
Maintenance Guide Table .......................................................7-6
Preparations for Inspection and Maintenance ..................7-10
Hood and Access Covers ............................................................7-11
Maintenance Guide .....................................................................7-14
Periodic Replacement of Parts ................................................. 7-20
Kind of Oils ...................................................................................... 7-21
Brand Names of Recommended Grease.........................7-21
Recommended Engine Oil ...................................................7-21
Brand Names of Recommended Oil .................................7-22
Brand Names of Recommended Hydraulic Oil.............7-22
Recommended Oil Viscosity ...............................................7-23
List of Consumable Parts ........................................................... 7-24
A. Greasing ......................................................................................7-30
Front Joint Pins ........................................................................7-30
Swing Bearing .......................................................................... 7-32
Swing Internal Gear................................................................7-33
Electric Grease Gun (Nickel-Cadmium Battery)
(Only ZX345US-6 class) ......................................................... 7-35
Electric Grease Gun ...................................................................... 7-37
Components Name ................................................................ 7-38
Battery Charger Operation .................................................. 7-39
Charger Lamps .........................................................................7-39
Electric Grease Gun (Lithium-ion Battery)
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