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
I am having trouble with my D3B 1979 vintage dozer. When I
I am having trouble with my D3B 1979 vintage dozer. When I push pedals to steer, they work fine when machine is cold but the left pedal (in particular) does not disengage power when it has warmed up. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,055 satisfied customers
I have a 1994 D3C series 3 Bulldozer serial # 6SL0041. The
I have a 1994 D3C series 3 Bulldozer serial # 6SL0041. The issue is dozer will not turn left. I have replaced the breaker bands and rebuilt the steering valves with new roller bearings and cams. The r… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
International TD8E Stopped moving forward or reverse I
International TD8E Stopped moving forward or reverse I notice the trans pressure is low now I tested charge pump by putting gauge in end of the line. It went to 500 psi just rolling over with starter … read more
Keiphun Sowell
Keiphun Sowell
AutoDiesel Technology
1,065 satisfied customers
I recently purchased a used Caterpillar D4C Series III
I recently purchased a used Caterpillar D4C Series III machine # 6YL00776 bulldozer with power shift . After putting it to some basic use, I saw that if I pushed up against something solid, like a stu… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
I have a cat d3c and have lost drive it was very slow
I have a cat d3c and have lost drive it was very slow starting to drive in the mornings but now will not move T all … read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
I have a D3C that is losing transmission pressure when the
I have a D3C that is losing transmission pressure when the oil warms up. Put in a new trans pump and took the control valve out and replaced all the small parts. nothing has seemed to help! It seems t… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
I have a 70s D3 Dozer and it is turning right fine under
I have a 70s D3 Dozer and it is turning right fine under load but does not turn as well in reverse or not under load. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
1,055 satisfied customers
I have a problem with a transmission from a cat 988b. this
hello I have a problem with a transmission from a cat 988b. this symthons comes only when the transmission get hot and it only has the problem in reverse. the transmission is engaged and the shaft of … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,921 satisfied customers
Working on A d6m. Where does the transmission solenoid
Working on A d6m. Where does the transmission solenoid return wire 975 white ground at? It doesn't specify on the schematic. I have the service manual but I can't find the location in the manual.… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
I have a 1974 d8h it was working fine put in park and now it
I have a 1974 d8h it was working fine put in park and now it won't move finals are good drive line turns but don't seem to be any pressure in clutches any thoughts… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
Looking for Diesel Dan - - working in L150 E ser #7009
Looking for Diesel Dan - - working in L150 E ser #7009 Greetings - its been over 1 year since my last request - which is a good thing..... Anyway, one of the L150 E's is experience transmission slippi… read more
dieseldan55
dieseldan55
Mechanic
Vocational, Technical or Trade Scho
294 satisfied customers
We spoke about a D6H Series 2 dozer a while back about it
We spoke about a D6H Series 2 dozer a while back about it not moving when it gets hot. I have a couple more questions about the dozer i wanted to inquire about, the issue is still there.… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
I have a d4h 1989 model.It started staying in first gear
I have a d4h 1989 model. It started staying in first gear yesterday, would not go into second or third. Checked the strainer, signs of normal wear but that's all, replaced filter and checked linkages.… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
Im having trouble with my D3C. It seems to be working fine
I'm having trouble with my D3C. It seems to be working fine in reverse but will barely move in foward. Was working fine but started acting up after sitting still for a month.… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
Cat 416d standard transmission wont move cold. No oil pressure
Cat 416d standard transmission won't move cold. No oil pressure at test port by trans oil filter. Once trans is about 60 degrees F. machine moves forward and reverse. Pressure is 185 psi at 2000 rpm t… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 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
3,318 satisfied customers
How do we adjust the transmission Charge pressure? Caterpillar
How do we adjust the transmission Charge pressure? Caterpillar 938G Front end Loader Ser No. 6WS04119 What should the pressure be? Current Pressure 126 Psi… read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 satisfied customers
CAT D5M FTC HARSH STEERING. 22.5 VOLTS AT STEERING SOLENOIDS,
CAT D5M FTC HARSH STEERING. 22.5 VOLTS AT STEERING SOLENOIDS, 4.5 WHEN DEPRESSED. COULD BRAKE BE ENGAGING BEFORE CLUTCH. FTC MODULATION GOES FROM 22.5 VOLTS TO 4.5 RIGHT A BRAKE ENGAGEMENT WITH NO IN … read more
catmastertech
catmastertech
Technician
Vocational, Technical or Trade Scho
3,318 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