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
Cat 330 boom/bucket operates very slowly. Travel operates
cat 330 boom/bucket operates very slowly. Travel operates very slowly. Stick and swing function normally. Pilot pressure at spec right at 600psi. What would be the common denominator to the travel cir… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
I don't have any blade hydraulic function. It steers as is
I don't have any blade hydraulic function. It steers as is should, or at least I think so. When dozer is cold the blade will barely raise up and doesn't have any functions beyond that. I let blade dow… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
I Don't seem to have pressure on my Rear valve bank. rear
I Don't seem to have pressure on my Rear valve bank. rear valve bank. I am unable to lift the disc. Could it be anything else besides the pump? … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,876 satisfied customers
CASE 508 Super K vin:JJG0180700 hydraulics just quit working
CASE 508 Super K vin:JJG0180700 hydraulics just quit working all at one.... the pump has two discharge hose, one on top is a 5/8 hose and runs to the rear of tractor, bottom hose is 1" and runs to a s… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
I have a cat 325dl that was driving across a field and very
I have a cat 325dl that was driving across a field and very suddenly lost track speed on one side run by pump 1 or called the driven pump. If the ecm override is switched track speeds back up to norma… read more
catmastertech
catmastertech
Technician
3,235 satisfied customers
I have 1997 D3 with a 6 way blade, i blew a hydraulic hose
Hi,, i have 1997 D3 with a 6 way blade, i blew a hydraulic hose now when i use the blade it swings when there's pressure against it,,any suggestions?… read more
catmastertech
catmastertech
Technician
3,235 satisfied customers
Have just fitted an hydraulic grab and using auxiliary
Hi have just fitted an hydraulic grab and using auxiliary circuit, seems to have way to much pressure and was told it has been set with the high flow rate for an auger or rock breaker is there a switc… read more
catmastertech
catmastertech
Technician
3,235 satisfied customers
All my hydraulics are leaking down on my 1996 214-2 bact,
all my hydraulics are leaking down on my 1996 214-2 bact hoe … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
I have a cat 307 that will not travel or have any ability to
Hi Dan, I have a cat 307 that will not travel or have any ability to move the boom . That being said when you move any control there is a slight movement and then nothing as if a pressure valve releas… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
75c with 4 remotes. Line 1 does not seem to have any
75c with 4 remotes. Line 1 does not seem to have any pressure for lifting implement. Other 3 lines operate normally. What is happening with line 1 … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,876 satisfied customers
Can a dump valve cause loss of torque on a 535 skidder? 535B
can a dump valve cause loss of torque on a 535 skidder? … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
D8k ser. 77v3434 equipped with 183b ser.41v6949 hyd. system
d8k ser. 77v3434 equipped with 183b ser.41v6949 hyd. system with ripper. anytime ripper is raised and ripper control lever is returned to neutral position main pressure go's over relief @ 2000 psi. th… read more
catmastertech
catmastertech
Technician
3,235 satisfied customers
I have a 2008 cat d6t serial number skl00513 that the
I have a 2008 cat d6t serial number skl00513 that the hydraulics have be come very week ie. Cycle very slow will barely pick up machine and are a bit noisy when turning. Any ideas? Can i check pump pr… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
2000year cat 315BL excavator 3046T engine. 9400 hours on
2000year cat 315BL excavator 3046T engine. 9400 hours on machine with good maint history. Loss of hydraulic power. Cat Mechanic turned up main hydraulic pressure relief valve but didn't help. New fuel… read more
catmastertech
catmastertech
Technician
3,235 satisfied customers
What wiuld cause a td9h dresser dozer to loose hydraulic
What wiuld cause a td9h dresser dozer to loose hydraulic pressure?blade or ripper won't go up or down. Is there a screen somewhwre that could b clogged?… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
1900 trojan wheel loaderwhere is the pressure relief valve
1900 trojan wheel loader where is the pressure relief valve port to check hydraulic pressure. i believe relief valve is stuck open. trans works fine but all the sudden tractor hydraulic quit… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,036 satisfied customers
Would like to add hydraulics to thumb on my case 9010b excavator.
Would like to add hydraulics to thumb on my case 9010b excavator. Do you have diagram for this. What is required besides new pilot control, relief valve, valve on high pressure side and valve from pil… read more
catmastertech
catmastertech
Technician
3,235 satisfied customers
hi have a d2 cat, took off hydrolic levers to change o rings,
hi have a d2 cat, took off hydrolic levers to change o rings, put back on hydrolics wont lift loader, the line coming off the pump to the inlet of that controller will shoot hydrolic oil 100 to 150 fe… read more
catmastertech
catmastertech
Technician
3,235 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