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 drained the oil from my Komatsu WB140-2 backhoe to
I have drained the oil from my Komatsu WB140-2 backhoe to change the two filters. The bottom sucking filter was loaded with fibers. Then I started the machine to get the oil to circulate from the main… read more
Dan
Dan
Technician
10,962 satisfied customers
I am looking for a layout of the controls for our new 2000
I am looking for a layout of the controls for our new 2000 Komatsu wb140-2 I ordered a operating manual but it won't be here till sometime next week. … read more
Dan
Dan
Technician
10,962 satisfied customers
I have a 420e it Backhoe all of a sudden the Hydraulics quit
I have a 420e it Backhoe all of a sudden the Hydraulics quit working the bucket does not move the Outriggers do not work and the backhoe does not work the tractor will move but all Hydraulics have sto… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,301 satisfied customers
I have a Kubota model b20 with a backhoe and front end
I have a Kubota model b20 with a backhoe and front end loader, all hydraulics and power steering are moving slow. … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,876 satisfied customers
I have an old case 580 ck backhoe and all the functions quit
I have an old case 580 ck backhoe and all the hoe functions quit under load . Just installed a new hydraulic pump and it's still the same … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,876 satisfied customers
I need a Deere specialist, 1973 300b backhoe, enough
I need a Deere specialist JA: What is the complete model and serial number of your machine? Customer: 1973 300b backhoe JA: Are you fixing this yourself? What have you tried so far? Customer: enough q… read more
Dan
Dan
Technician
10,962 satisfied customers
2005 Komatsu WB140-2N water temperature gauge does not work.
2005 Komatsu WB140-2N water temperature gauge does not work. How do I fix it? … read more
Dan
Dan
Technician
10,962 satisfied customers
I have a Komatsu D39 EX dozer and all the hydraulics have
I have a Komatsu D39 EX dozer and all the hydraulics have quit working which is all functions the pump seems to be working. What might be the problemw3?… read more
Dan
Dan
Technician
10,962 satisfied customers
I have a 1999 komatsu wb140 backhoe. The overall hydraulic
I have a 1999 komatsu wb140 backhoe. The overall hydraulic system's working pressure is 3,000 psi and max delivery is 43.6 gpm. I need to know the hydraulic flow rate in gallons per minute in the line… read more
Dan
Dan
Technician
10,962 satisfied customers
Komatsu 220LC-5L excavator loses power as it moves, heard a
Komatsu 220LC-5L excavator loses power as it moves, heard a strange noise first. Is it the hydraulic or what could be causing the problem? … read more
Dan
Dan
Technician
10,962 satisfied customers
Komatsu WB140-2 #F110xx Backhoe Loader |=| Problem: Starter
Komatsu WB140-2 #F110xx Backhoe Loader |=| Problem: Starter won't turn over. |=| Background: When I short relay K01 (Starting Relay) pins 30 and 87, then it starts just fine using ignition key. The vo… read more
Dan
Dan
Technician
10,962 satisfied customers
Komatsu WB140-2 blowing 10amp fuse when you select reverse
Komatsu WB140-2 blowing 10amp fuse when you select reverse then it will not start but forward works fine.… read more
dieseldan55
dieseldan55
Mechanic
Vocational, Technical or Trade Scho
294 satisfied customers
I have a 1999 komatsu backhoe wb140.It seems like the automatic
I have a 1999 komatsu backhoe wb140. It seems like the automatic clutch is slipping. Can it be adjusted or will it need to be repaired or replaced?… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
988 satisfied customers
We have a JD 400 Industrial Backhoe/loader in the workshop
We have a JD 400 Industrial Backhoe/loader in the workshop which is having issues with front end loader. Backhoe circuit seems to work fine. I think maybe someone at some stage has plumbed up the hydr… read more
Dan
Dan
Technician
10,962 satisfied customers
For KOMATSU Expert: D 66S-1 1989 TRACK LOADER HST TROUBLE
komatsu d66s-1 HYDRAULIC HST trouble. Machine stopped traveling.slowed down had to keep lowering rpms at intervals to keep machine going slower and slower . hst trouble lamp stopped functioning in cab… read more
Expert
Expert
I have KOMATSU WA320, I have a problem with the Transmission
I have KOMATSU WA320, I have a problem with the Transmission , its Seems that the Hydraulic is mixing with Air !! can you help ?… read more
Dan
Dan
Technician
10,962 satisfied customers
All hydraulic component, bucket, stablizers, backhoe boom,
All hydraulic component, bucket, stablizers, backhoe boom, and steering stopped working. There was a noise coming from I believe was the hydraulic pump. Can not get any of components to work. Is this … read more
dieseldan55
dieseldan55
Mechanic
Vocational, Technical or Trade Scho
294 satisfied customers
Equipment: John Deere 310D Tractor/Loader/Backhoe SN 806101.
Equipment: John Deere 310D Tractor/Loader/Backhoe SN 806101. Problem: Backhoe/Loader hydraulics have no power. The hydraulic pump was rebuilt less than 6 months ago. All working fine after rebuild. Hy… read more
Dan
Dan
Technician
10,962 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

1,876 satisfied customers

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

Wayne

Wayne

Journeyman

988 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