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All hydraulics stop engine runs nothing moves. It is a 27
it is a 27 mini I don't have the serial number with me … read more
RichardH416
RichardH416
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Associates
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Ive got a komatsu pc28 uu3 the red hydraulic light is
hi ive got a komatsu pc28 uu3 the red hydraulic light is flashing most of the hydraulics work apart from arm up and boom in can you help with my problem … read more
RichardH416
RichardH416
Resident Tech
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Just received a 2011 mahindra 8560 with cab, with only 675
just received a 2011 mahindra 8560 with cab, with only 675 hours, unloaded it from the trailer, and all looks good, but after a few minutes, a loud alarm started beeping without any other lights or warnings. … read more
Wayne
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Vocational, Technical or Trade Scho
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Sorry my question is on an excavator komatsu model PC 220-7
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Replaced thermostat seems to be air pockets in cooling
replaced thermostat seems to be air pockets in cooling system engine wont heat up over 175 degrees lower hose and radiator still cool after 2 hrs run time … read more
cumminsdr
cumminsdr
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High School or GED
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I have a low hour (1900hr) 210 Komatsu excavator that runs
I have a low hour (1900hr) 210 Komatsu excavator that runs really good when cold. It also runs really good when hot just setting still. When I begin working it or tracking it for just a few minutes th… read more
Chris (aka-Moose)
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My temp gauge is reading 200 to 225 all the time all the
my temp gauge is reading 200 to 225 all the time all the sudden it keeps shutting down the motor red light flashing stop engine gets up to 250 i pull over immediately and laser temp the motor and it s… read more
Expert
Expert
10,483 satisfied customers
My PC 160 Komatsu excavator temperature light keeps coming
My PC 160 Komatsu excavator temperature light keeps coming on when I had checked the antifreeze it was full, could it be thermostat problem or some type of electric indication problem, is there a way … read more
Curtis B.
Curtis B.
Technician
Associate Degree
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A/C. it does not cool enough. 2012 internacional prostar.
Change a/c compressor/ dryer/low pressure switch, it work for a week. … read more
Expert
Expert
10,483 satisfied customers
The AC on my Komatsu excavator works fine when I first start
The AC on my Komatsu excavator works fine when I first start it up and may work for 3 or 4 hours then it starts to blow hot air. Is this likely to be caused by the thermal expansion valve … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
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Im thinking of buying a komatsu pc128uu-2 excavator. It was
im thinking of buying a komatsu pc128uu-2 excavator. It was originally painted purple but has been since repainted yellow. The year of manufacture says 2010 by seller, the serial number is ***** Im tr… read more
Curtis B.
Curtis B.
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Have pc 150 komatsu excavator starts up but immediately
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Curtis B.
Curtis B.
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Is a mechanic available? 95 detroit diesel 11.1 liter, with
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Expert
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Cummins 5.9 ISB 300 hp in a rear pusher motor home. I want
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Jeremy
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Why is my komatsu 155 overheating? Outside temperature
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Daniel Wilson
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Auto Mechanics 1&2/diesel mech
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2 unrelated questions: I have a TB035 that overheats after
2 unrelated questions: I have a TB035 that overheats after about 20 minutes of running it. Also when I turn the key off the machine runs for about 5 minutes after that.… read more
Daniel Wilson
Daniel Wilson
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Komatsu motor found lifter spring broke push rod bent can I
Komatsu motor found lifter spring broke push rod bent can I replace parts without taking head off?… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,013 satisfied customers
Komatsu diesel oil pressure warning at idle - new behavior
Hello, I've got a Komatsu D20P-5 dozer that I've had about 6-7 years. I think it's a mid-80's model but wouldn't bet my life on it... Put all new engine fluids and filters in it when I got it, and hav… read more
Expert
Expert
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Meet the Experts:

Daniel Wilson

Daniel Wilson

6,013 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,349 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

Journeyman

5,046 satisfied customers

worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

Certified Truck/Bus Technician

2,755 satisfied customers

ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

Curtis B.

Curtis B.

Technician

42,260 satisfied customers

Technician turned service manager on multiple lines of trucks and engines, used in industry.

cumminsdr

cumminsdr

Mechanic

1,883 satisfied customers

All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

626 satisfied customers

24 years of experience diagnosing & repairing

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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