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
Does a 2000 Cat 416D qualify in this category? Cat 416D
Yes, I was going to swap the lines at the controls(2 stick) wobble sticks, but the fittings are different sizes … read more
catmastertech
catmastertech
Technician
3,962 satisfied customers
I have the same problem with my 420D. When i release the key
I have the same problem with my 420D. When i release the key the voltage to the shutdown solenoid goes away and engine dies. is there a relay that is controlling the solenoid in run position or is it … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,190 satisfied customers
Masterpiece, I am working on a 420D Cat backhoe that will
This question is for cat masterpiece, I am working on a 420D Cat backhoe that will not go forward or backwards. It was working well and failed to go forward I backed up and tried again still no forwar… read more
catmastertech
catmastertech
Technician
3,962 satisfied customers
I have a Caterpillar 420D backhoe after operating for a
Hi I have a Caterpillar 420D backhoe after operating for a while in refuses to take forward or reverse gear, however after awhile if i leave in in gear and start it again it goes into gear but won't m… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,190 satisfied customers
What is the flow control light beeping for a cat 420D
What is the flow control light beeping for a cat 420D backhoe … read more
catmastertech
catmastertech
Technician
3,962 satisfied customers
I have a cat 2005 420D backhoe. I have been losing brake
HI, I have a cat 2005 420D backhoe. I have been losing brake fluid but with no leaks I have figured out that it is leaking in to the rear axle. … read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,387 satisfied customers
I have a 2006 420d cat backhoe. I WAS RUNNING IT STARTED
I WAS RUNNING IT STARTED BLOWING SMOKE AND WAS RUNNING BAD LIKE IT WAS RUNNING OUT OF FUEL I SHUT IT DOWN NOTICED THAT THE THE FUEL SEPARATOR TWIST NUT Was missing so put nut back on now it sounds like the fuel pump won't come on and all the gauges on the dash are not working … read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,387 satisfied customers
How to time a 420D Delphi injection pump serial number is
How to time a 420D Delphi injection pump serial number is ***** … read more
catmastertech
catmastertech
Technician
3,962 satisfied customers
I have a cat 420D backhoe loader and the backhoe wont work,
Hi! I have a cat 420D backhoe loader and the backhoe wont work, loader, outriggers & extendahoe seem fine. … read more
catmastertech
catmastertech
Technician
3,962 satisfied customers
We have a 2003 420d backhoe #fdp11124 backhoe controls
Hello we have a 2003 420d backhoe #fdp11124 backhoe controls stopped working. front loader bucket is fine. stabilizers and extend a boom work fine. just back hoe joysticks inop.… read more
catmastertech
catmastertech
Technician
3,962 satisfied customers
I have a Cat 420D backhoe. It won't start with the key. I
I have a Cat 420D backhoe. It won't start with the key. I can put the key in the run position and jump the starter solenoid on the starter and it starts right up. Is there transmission interlock switc… read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,387 satisfied customers
I have a 420d backhoe where do i check level of hydraulic
I have a 420d backhoe where do i check level of hydraulic fluid and where do i add if needed i have an alarm that wont quit i thought it was engine oil but all fluids are good except i dont know how t… read more
J F
J F
349 satisfied customers
I have a 420d cat backhoe when you try to start it you turn
I have a 420d cat backhoe when you try to start it you turn the key to start you get nothing the light does not dim you kept turner it on and off it will start when you hill it it will start right up … read more
catmastertech
catmastertech
Technician
3,962 satisfied customers
hi my name is XXXXX XXXXX have a 2006 420D backhoe thats been
hi my name is XXXXX XXXXX have a 2006 420D backhoe thats been over hauled but the problem is that when i crank it it seems to be sucking in air throught the exhaust what could be the cause of this?… read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,387 satisfied customers
I have a 420D CAT backhoe that wouldnt start, engine turns
I have a 420D CAT backhoe that wouldn't start, engine turns over but it will nut fire. I checked AND DRAINED the water in fuel filter. It didn't appear to have any water in the filter. It acts like th… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,190 satisfied customers
I am doing an ac compressor on a cat 420d backhoe loader---
I am doing an ac compressor on a cat 420d backhoe loader--- what is the oil and freon capacities?… read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
1,298 satisfied customers
I have a 2005 rubber tire backhoe 420d It. My question is that
I have a 2005 rubber tire backhoe 420d It. My question is that the other day I was working with it and it stoped going foward, it went backward but not forward however I have notice that when I applie… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,190 satisfied customers
Have a 420D backhoe, only taking forward gear part of time.
Have a 420D backhoe, only taking forward gear part of time. When that started, if you turn of engine, may not start back for a few minutes.… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,190 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

2,387 satisfied customers

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

Wayne

Wayne

Journeyman

1,298 satisfied customers

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

Cat Man

Cat Man

Cat Engine Expert

578 satisfied customers

I am ASE Master Certified.

dieseldan55

dieseldan55

Mechanic

299 satisfied customers

Road Mechanic for Volvo Construction Equipment.

Chris (aka- Moose)

Chris (aka- Moose)

Technician

85 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