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
Su dozer is retarding the fuel rail pressure under a load.
Su dozer is retarding the fuel rail pressure under a load. It builds pressure and about 60% power it falls off killing power. What inputs affect the controller of the engine. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,065 satisfied customers
My old Cat D7 (Serial # 17A7581 series C ) was running along
My old Cat D7 (Serial # 17A7581 series C ) was running along fine then all of a sudden it lost power. The engine just went to a slow idle. I can spray either in it and and it will get a little better … read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,452 satisfied customers
Borrowed a 416 Series II from a friend. It's suddenly having
Borrowed a 416 Series II from a friend. It's suddenly having a very hard time shifting into any of the 4 speeds. A check of the fluid level WHILE RUNNING shows low. After we shut it off, it shows high… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,452 satisfied customers
I have a Caterpillar D6T dozer and it's leaking hydraulic
I have a Caterpillar D6T dozer and it's leaking hydraulic fluid under the blade control stick what's that from?… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,065 satisfied customers
Older D7 dozer hydraulic blade creeps down. But will hold
Older D7 dozer hydraulic blade creeps down. But will hold pressure when down and will lift front end off ground. Do i need to rebuilt the cylinders or is it the control valve? … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
1,024 satisfied customers
I have a D4H s/n 8PB 3xxx. Having trans trouble when I shift
Hi Steve, I have a D4H s/n 8PB 3xxx. Having trans trouble when I shift into gear it doesn't engage until I bring up rpm ( gets worse when hot ) when it does engage I don't notice any slippage. Hooked … read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,452 satisfied customers
We have a D6H series 2 Dozer with Hydraulic blade lift
We have a D6H series 2 Dozer with Hydraulic blade lift problems. the tilt works, the ripper works, but blade will not lift. … read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,452 satisfied customers
850k case dozer runs good but after 45 min gets to point
850k case dozer runs good but after 45 min gets to point where it don't want to turn or have power to push… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,065 satisfied customers
My Ford 555-D backhoe/loader engages well in forward and
My Ford 555-D backhoe/loader engages well in forward and reverse upon start-up with no slippage under power. As it warms up it seems to go in neutral when I let up on the power. Then as I apply power,… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,921 satisfied customers
I have a D3 S# 79U-3855. Had left brake re-padded a year ago
I have a D3 S# ***** Had left brake re-padded a year ago plus had both valves under the pedals rebuilt. When we opened up the left clutch compartment it had water and mud also some oil inside about 2 … read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,452 satisfied customers
I have a Cat 313B SR excavator that needs to have the seals
I have a Cat 313B SR excavator that needs to have the seals replaced in the center rotation valve that is up under the machine rite in the center bottom of the undercarriage. I have no idea how this s… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,452 satisfied customers
I have a JD 550c dozer. It pushes fine straight ahead but it
I have a JD 550c dozer. It pushes fine straight ahead but it won't steer left and when I pull the left lever under load it seems to stop power to both tracks. I don't have a manual for this machine.I … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,065 satisfied customers
I have a new holland d75 dozer and when you start it it runs
I have a new holland d75 dozer and when you start it it runs fine but it starts raising the throttle speed the longer it runs until it sticks at full throttle. A couple weeks ago it went back to norma… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,065 satisfied customers
I have a John Deere 450C dozer. 1976 model. Dozer was fine
I have a John Deere 450C dozer. 1976 model. Dozer was fine when parked in April. This morning it fails to engage transmission. runs fine. hydraulics for blade are operating. I have tried different gea… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,065 satisfied customers
2003 case 850k lgp dozer - transmission heats up after 2 hours
2003 case 850k lgp dozer - transmission heats up after 2 hours of hard pushing with it running slow but full torque. will cool down if idled down for 10-15 min, but heats again after 30 min or more. l… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,065 satisfied customers
Caterpillar 330cl ex gots hydr 3 on throttle quickeness turn
Caterpillar 330cl ex gots hydr 3 on throttle quickeness turn throttle up everything slows down all hydr very slow put down to 3 hydr speeds up again ?? Art… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,452 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
1,065 satisfied customers
D6m - engine rpm does not drop but tracks slow to crawl under
D6m - engine rpm does not drop but tracks slow to crawl under heavy load ?? Changed trans oil filter . Engine rpm 2200 ?… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,452 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

1,921 satisfied customers

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

Wayne

Wayne

Journeyman

1,024 satisfied customers

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

Cat Man

Cat Man

Cat Engine Expert

571 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

44 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