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
420D backhoe loader. Front bucket controls working
420D backhoe loader. Front bucket controls working erratically and little pressure to steering, everything else working great. I switched 2 quarter inch lines at the steering priority valve. Steering … read more
RichardH416
RichardH416
Resident Tech
Associates
28 satisfied customers
Cat 416 backhoe loader bucket will not lift. new hyd pump
cat 416 b backhoe loader bucket will not lift. new hyd pump have pulled valve all looks all other hyd. works good front and rear. anyideas … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,316 satisfied customers
I have a komatsu D65 EX 15, A DOZER, that machine have a
I have a komatsu D65 EX 15, A DOZER , that machine have a problem to turn left or rhite i already replace two solenoid, … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
I have a komatsu d66s. It has an earlier serial number. The
I have a komatsu d66s. It has an earlier serial number. The machine won't move forward or reverse. We replaced the ecm thinking it might be the problem. Removed one of the test ports and plenty of oil… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
I have a couple problem with my komatsu pc130-6k. First
I have a couple problem with my komatsu pc130-6k. First problem is my boom does not want to lifr under a load unless I bring the stick in of fully extend it out. the second problem which might be rela… read more
JimmyM827
JimmyM827
Bobcat specialist
Automotive technologies
61 satisfied customers
Bobcat t190 no aux had functions. Give a min. T190
switches on right side handle work. both elec mag spools on Right side of inner frame work have power and movement / flow… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
Komatsu wheel loader 180-1. replaced electric fuel pump
Komatsu wheel loader 180-1. replaced electric fuel pump control. working well but unable to select forward /reverse gears. appears to be a safety lockout in place. please explain? … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
Komatsu d66s-1 rear engine track loader. all functions work
komatsu d66s-1 rear engine track loader. all functions work except machine will not move. I think its an electrical issue. serial number 1219 1998 D66S… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
I have a 98 D66S and it was in crawl mode would not go fast
i have a 98 D66S and it was in crawl mode would not go fast only would move very slow if you gave it more throttle it would stop, we replaced some potetiomitors and the HST computer and still nothing,… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
I have a JCB 1110T,It will not move and loader arm will not
I have a JCB 1110T,It will not move and loader arm will not move also. Have checked all fuses and safety bar switch,all good.Not sure what to look for as my service manual does not tell me anything ab… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
Does your advice cost money? Am not exactly sure but is most
Am not exactly sure but is most likely a d21 komatsu crawler … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
I have a komatsu D66 crawler loader that operates very good
I have a komatsu D66 crawler loader that operates very good except when backing up it wants to do a left circle. I try to correct it with right peddle but it loses to much power and goes very very slo… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 satisfied customers
Got a 97 416 c it. Front bucket won't raise when machine is
Got a 97 416 c it. Front bucket won't raise when machine is warm. All other hydraulic fuctions work fine. No debris in flow or return lines. Bucket remains stationery with control in the neutral posit… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,316 satisfied customers
I have a komatsu d2 track loader steers on one clutch only
Hi I have a komatsu d2 track loader steers on one clutch only , how do I free up other clutch ? regards john.… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 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 a cat 428c series 8rn single tilt on the bucket.The
I have a cat 428c series 8rn single tilt on the bucket.The back hoe is functioning normal but front bucket will not lift or tilted.If you touch the liver on the dipper arm the bucket will lift and fun… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,316 satisfied customers
looking for help with a 160 lx excavator. the machine had sat
looking for help with a linkbelt160 lx excavator. the machine had sat for quite some time without being used. it has 3ooo hrs. there were issues with the machine slowing down and losing power but seem… read more
Expert
Expert
I am working on system that I adding a auxillary hydraulic
I am working on system that I adding a auxillary hydraulic system to a Komatsu PC300 Excavator. The new system is utilizing the two hydraulic pumps on the existing Komatsu hydraulic system. The proble… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
12,855 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

2,195 satisfied customers

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

Wayne

Wayne

Journeyman

1,172 satisfied customers

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

Cat Man

Cat Man

Cat Engine Expert

575 satisfied customers

I am ASE Master Certified.

dieseldan55

dieseldan55

Mechanic

298 satisfied customers

Road Mechanic for Volvo Construction Equipment.

Chris (aka- Moose)

Chris (aka- Moose)

Technician

52 satisfied customers

24 years of experience diagnosing & repairing

Steve

Steve

Mechanic

42 satisfied customers

Heavy Equipment Mechanic for 25 years

JBFixxer

JBFixxer

Mechanic

22 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