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 375 excavator #Gx000354 machine inst. panel went blank
cat 375 excavator #Gx000354 machine inst. panel went blank and lost travel then lost all controls. put in manual control and machine operates slowly without inst. panel lit up. what is wrong? … read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
I have a 2015 Cat 299D, was running fine and lost all hyd
I have a 2015 Cat 299D, was running fine and lost all hyd functions. I checked in the monitor and both joysticks are working fine talking to the ECM. It acts like there is a safety switch isn't workin… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
JA: We'll do all we can to help. Tell me a bit more
hello can you help .we have a 315c excavator the hydraulics seem to put to much strain on the engine we have replaced the hyd pump proportional valve sis shows engine hydraulic ecm error could this cause the problem … read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
I recently purchased a 2008 Cat 236B skid steer S/N CATO236BKHEN08102
I recently purchased a 2008 Cat 236B skid steer S/N CATO236BKHEN08102 with a little over 2000hrs on it. While operating the machine in the forward direction there seems to be a problem with the machin… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
Cat D5K XL SN: WWW00323 Diagnostic codes: 039-247-09, 039-590-09.
Cat D5K XL SN: WWW00323 Diagnostic codes: 039-247-09, 039-590-09. Turns over but machine seems to stay in off position. Will start if computer wires are probed.… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
Hi, I just purchased a D6R with a Cat C9 But cant get it started.
Hi, I just purchased a D6R with a Cat C9 But cant get it started. Should I check the injectors?… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
having a problem with my 962 G .when started it it runs ,them
having a problem with my 962 G .when started it it runs ,them shut down after 2-3 sec then have to start and start for a long period,after it runs its ok the engine is usin 3-4 liters of motor oil dur… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
i have cat 320bl s/n 3mr that i was operating at working speed
i have cat 320bl s/n 3mr that i was operating at working speed and all of a sudden the machine went down to idle speed and will not idle back up the dial and display both work as they should the throt… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
Hey donnie i have a SN fdp26682 can you tell me where in
Hey donnie i have a 420 SN fdp26682 can you tell me where in the world they have hidden the port for ET i cant find it anyware. i have a no crank i suspect the fnr switch also can you tell me wher the… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
I have a Cat 216 skidsteer with 3200 hours. I rebuilt the Perkins
I have a Cat 216 skidsteer with 3200 hours. I rebuilt the Perkins engine @2300 hrs and put on a new hyd pump @ about 2000 hours. Since the engine rebuild we have used it 1000 hrs with no problems. It'… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
How bout a hard starting Cat 460B telehandler problem. Turns
How bout a hard starting Cat 460B telehandler problem. Turns over far to many times before it starts. Some are saying priority valve, what say you? We have good batteries & solid connctions. Also inst… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
I have a cat 304e mini excavator with no hydraulic control
I have a cat 304e mini excavator with no hydraulic control response , the main pump comes on and off and when on makes a horrible whining noise, possible air lock… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
I have a 1999 Caterpillar 312BL. The high track speed does
I have a 1999 Caterpillar 312BL. The high track speed does not work. In the cab when you push the track speed button it moves from a turtle to a rabbit but there is no change in speed. In low speed th… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
345 cat excavator sn Ags 2348 this machine has low hydraulic
345 cat excavator sn Ags 2348 this machine has low hydraulic power. plenty of fluid, new filters. need to diagnose hyd system.… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
Caterpiller D5G WGB01981, Dozer will only track FWD. in a R.H.
Caterpiller D5G WGB01981, Dozer will only track FWD. in a R.H. turn. Dealer diagnosed as FRONT L.H. pump stuck in high. Question: Then why when you command FWD. FULL speed. Does the dozer then not run… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
I am adding a multi-purpose bucket to the front of my Cat 436C
I am adding a multi-purpose bucket to the front of my Cat 436C backhoe, where do I tap in for hydraulic power and where can I get a kit to do it with?… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
cat 924g loader cooling fanwill just quit turning and the only
cat 924g loader cooling fanwill just quit turning and the only way I can get to turn is by increasing the throttle… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 satisfied customers
i just purchased a Cat 225B LC excavator and would like to
i just purchased a Cat 225B LC excavator and would like to switch it to JD control. The hoses are not color coded or marked in any way. I need to know which hoses to switch or a hyd diagram to trace t… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,278 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