Construction and Road Equipment

Construction and road equipment repair questions? Ask a mechanic ASAP

Connect one-on-one with {0} who will answer your question

Related Construction and Road Equipment Questions
I have a 2006 Cat D6r LGP serial number WRG 00377. I am
I have a 2006 Cat D6r LGP serial number WRG 00377. I am getting the following codes. … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
I've got a caterpillar D6T LGP dozer that keeps blowing the
I've got a caterpillar D6T LGP dozer that keeps blowing the #14 fuse which is the ignition switch. When the switch is off it doesn't blow it but when you just turn it to the right to the on position i… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
I have a Komatsu D65EX-15 serial numbers are 67001. I was
Dan I have a Komatsu D65EX-15 serial numbers are 67001. I was reading the post at the beginning of this thread about somebody else's D65ex-15 having problems with it over heating. But they never poste… read more
Jeremy
Jeremy
Senior Technician
Associate Degree
1,511 satisfied customers
Have a 939c 6ds01275, 939c serial 6ds01275, Machine won't
Machine won't move back and fourth I check the pressure on the pump the brake valve has no pressure I check pressure on the pump back of engine has about 3000 psi there another pump that goes behind it I think that runs the motors for the track then there another one behind it I think that is brake pump well it don't move back or fourth parking brake stays on whatvshould I do … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
I have a d7g lpg dozer and was wondering the oil and trans
hi I have a d7g lpg dozer and was wondering the oil and trans mission oil capacites … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
1996 d4 dozer blowing antifreeze out of the radiator over
1996 d4 dozer blowing antifreeze out of the radiator over flow tube. Removed thermostat still does it. Engine is not getting hot you can hold your hand on it. Radiator is very hot. No signs of antifre… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
Welcome to my nightmare. I have replace a C9 Caterpillar
Welcome to my nightmare. I have replace a C9 Caterpillar engine in a D6R II crawler tractor. The engine I removed was the factory engine ser. 4ZF2236 with a HEUI pump num. 10R8897 and fuel injectors 1… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
The machine is a D6R and the brakes seem to come on in
The machine is a D6R and the brakes seem to come on in reverse or forward. The service codes are 113, 0668.12, 0689.06 … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
I have 2005 D6rxw series ii the bottom two lights on the
I have 2005 D6rxw series ii the bottom two lights on the right service code panel are blinking my high throttle switch quit working and my little push right and left button quit working on blade joy s… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
I have a komatsu d65 ex 15 ser.. 67019 engine over heating..
I have a komatsu d65 ex 15 ser.. 67019 engine over heating.. In 85 degrees. .. fluids good.. rad clean. New water pump and thermostat... i entered the computer and entered 1005 for 100 % fan speed.. i… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
Just bought a 1996 D4h LGP Its not charging, had the
Just bought a 1996 D4h LGP Its not charging, had the alternator rebuilt, and it is charging but current not reaching batteries. The idiot light is broken but i had the alternator guy build my one wire… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
1999 CAT D5 LGP Hystat II Dozer: Dozer has been working and
1999 CAT D5 LGP Hystat II Dozer: Dozer has been working and operating fine until now. Turned the key off, gauges shut down but engine kept running. Ran jumper wire to solenoid on injector pump to shut… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
I HAVE A KOMATSU D61PX-12 DOZER S/N B3069. I had a operator
I HAVE A KOMATSU D61PX-12 DOZER S/N B3069. I had a operator blow the engine. Unfortunately not only is is in the way where it sets but i need to get this to the shop. Is there a way to release the ser… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
Hi there, Ive got a 5TJ modle D8N thats got a loud howl in
Hi there, I've got a 5TJ modle D8N that's got a loud howl in the drivetrain and can't figure out what it is, the oil in the trany and final drives was changed about 1000 hours ago and is still very cl… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
working on a Caterpillar D6R s/n 3ZN00315. Have an active code
working on a Caterpillar D6R s/n 3ZN00315. Have an active code 30 248F02. Originally, ohmed out the wires for the data link 892 and 893. Found the green wire shorted to battery positive. Installed a n… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
Dear Sir we have worrkshop in india and have 15 years experience
Dear Sir we have worrkshop in india and have 15 years experience in komatsu engines now we want to start work in cat excavators,dozers,graders engine so please tell us good scanner name (suitable for … read more
Steve
Steve
Mechanic
High School or GED
42 satisfied customers
have a 1997 dc3 dozer shut it off yesterday with the key and
have a 1997 dc3 dozer shut it off yesterday with the key and it would not shut down shut off fuel to stop. went out today and it would not do anything turn key to start and nothing happens.… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
I want to know what is the date of manufacturing of the following
I want to know what is the date of manufacturing of the following FORD 555 and what is the model, is it a 555A,555B,555C,555D OR 555E: VIN NR:ES93864 ENGIN NR: D 793591 MODEL: DF 6A 14 TRANSMISSION: 4… read more
dd85
dd85
Service Manager
20 years Service Manager at Dealersh
226 satisfied customers
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.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

He answered my question promptly and gave me accurate, detailed information. If all of your experts are half as good, you have a great thing going here.

DianeDallas, TX

< Previous | Next >

Meet the Experts:

Curtis B.

Curtis B.

Technician

1,799 satisfied customers

Technican turned service manager with multiple lines of equipment and rental units.

Wayne

Wayne

Journeyman

14,326 satisfied customers

worked on many road graders, Bull dozers , skid steers, Rollers

Cat Man

Cat Man

Cat Engine Expert

566 satisfied customers

I am ASE Master Certified.

dieseldan55

dieseldan55

Mechanic

294 satisfied customers

Road Mechanic for Volvo Construction Equipment.

Chris (aka- Moose)

Chris (aka- Moose)

Technician

43 satisfied customers

16 years of experience

Steve

Steve

Mechanic

42 satisfied customers

Heavy Equipment Mechanic for 25 years

JBFixxer

JBFixxer

Mechanic

21 satisfied customers

16+ years experience, hydraulics,hydrostatics, engines, fuel injection systems. And everything in between.

< Previous | Next >

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.

Show MoreShow Less

Ask Your Question

x