0-7
Replacing the travel motor gear oil ..... 5-48
Cleaning the engine cooling system ... 5-48
Replacing the air cleaner element ...... 5-50
Replacing the air breather filter ..........5-51
Inspectingandadjustingtheengine
valve clearance .................................. 5-51
Retightening the engine cylinder head
bolt <TB285> .................................... 5-51
Inspecting the engine compression
pressure <TB290> ............................. 5-51
Inspecting and cleaning the engine
starter and the alternator <TB290> .... 5-51
Every 1500 hours .................................. 5-52
Inspecting and cleaning the engine
fuelinjectors<TB285> ....................... 5-52
Inspecting the crankcase breather
system <TB285> ............................... 5-52
Every 2000 hours .................................. 5-53
Lappingtheenginevalveseats
<TB285> ........................................... 5-53
Every 4000 hours .................................. 5-54
Replacing the hydraulic oil and
cleaning the suction strainer .............. 5-54
When required ....................................... 5-58
Replacing the bucket teeth and the
side cutters ........................................ 5-58
Replacing the bucket ......................... 5-60
Adjustingthegapbetweenthe
bucket and arm (If equipped) ............. 5-62
Inspecting and replenishing the
windshield washer fluid ...................... 5-63
Draining the water from the water
separator ........................................... 5-63
Lubricatingtheleversandpedals ....... 5-64
Inspecting the rubber crawlers ........... 5-65
Replacing the rubber crawlers ........... 5-66
Maintenance during extended storage
period .................................................... 5-68
Troubleshooting ...............................6-1
Symptoms that are not malfunctions .......6-2
If the engine overheats ............................. 6-3
If the battery goes dead ........................... 6-4
If a fuse blows ......................................... 6-6
Inspecting and replacing the fuse
......... 6-6
Inspecting the fusible link ..................... 6-7
Restarting after adding fuel ...................... 6-8
Bleeding air from the fuel system .........6-8
If a warning lamp flashes ....................... 6-10
Vehicle error code list ............................. 6-12
Engine error code list
............................. 6-14
Other symptoms .................................... 6-18
Loweringtheboomtotheground .........6-20
Towing ................................................... 6-21
Specifications ..................................7-1
Basic Specifications ................................. 7-2
Machine dimensions ................................ 7-4
Operating ranges ..................................... 7-8
LiftingCapacities ................................... 7-13
Options ............................................8-1
General precautions ................................8-2
Safety precautions ............................... 8-2
Cautions when installing attachments .. 8-2
Cautions when operating attachments . 8-3
Attachment combination table ................. 8-4
Selecting a lever pattern .......................... 8-5
Switching the lever pattern .................. 8-5
Hydraulicbreaker ....................................8-6
Cautions on operating ......................... 8-6
Replacing the hydraulic oil regularly .....8-7
Travel alarm ............................................. 8-8
Optional equipment mass ....................... 8-9
Biodegradable oil ................................... 8-10
Replacing the hydraulic oil with
biodegradable oil ............................... 8-10
Cab options ........................................... 8-11
Angle dozer blade .................................. 8-12
Operating lever switch kit 1 .................... 8-13
Hornbutton ....................................... 8-13
Deceleration button ........................... 8-13
Travel speed button ........................... 8-13
Auxiliary 1st switch ............................ 8-14
Auxiliary 2nd/4th switch ..................... 8-14
Auxiliary 2/4 select button .................. 8-15
Swing/Second boom select button .... 8-15