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Want to know how rebuild Komatsu D 155A3 Dozer steering
Want to know how rebuild Komatsu D 155A3 Dozer steering clutches? … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
I have a Komatsu D41S-3 (1986) The steering pedals are
I have a Komatsu D41S-3 (1986) The steering pedals are sticking and the right pedal will not depress at all. Thinking need to replace the break bands but unsure how and if anything else needs consider… read more
Mikael
Mikael
Bachelor's Degree
150 satisfied customers
Have a dozer steering problem. Komatsu D37EX-21A Komstat.
steers straight and goes well in forward and reverse But does not steer and goes from forward to reverse when joystick is pushed over… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 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
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
Have a 750c dozer with fault code f677 and f675 what does
have a 750c dozer with fault code f677 and f675 what does this mean … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
Require information on troubleshooting on a 2007 Komatsu
Require information on troubleshooting on a 2007 Komatsu D39PX-21 dozer, SER# ***** Have absolutely zero hydraulic functions, wont go in gear, no hydraulic function on blade cylinders not even a bit o… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
Komatsu d37 px-21, machine will barely move forward or
Komatsu d37 px-21, machine will barely move forward or backwards … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
I have a Komatsu D39ex-21a Dozer. recently we have been
I have a Komatsu D39ex-21a Dozer. recently we have been having issues when we put the dozer in reverse it will lock it down and show Call E03 come up on the panel. We are just trying to diagnose the p… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
I have a 2007 Komatsu d39 px dozer. My dozer is not moving
Hi JA: Hi. How can I help? Customer: I have a 2007 Komatsu d39 px dozer JA: Sometimes things that you think will be really complicated end up being easy to fix. The Construction Equipment Mechanic I'm… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
Dozer Left Track No Neutral, Never Stops Moving, Can Operate
Dozer Left Track No Neutral, Never Stops Moving, Can Operate Forward & Reverse, Neutral=constant left track reverse2000 +/- 1 year Daewoo DD80L Track Dozer Cabin Model DC/2 microcontroller & hydrostat… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
I have a d53 Komatsu dozer, I am having trouble with
Hi there, I have a d53 Komatsu dozer, I am having trouble with selectors/ transmission. I find it difficult to change gears ans going from forward to reverse, this only happened today. … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
I have a Komatsu D65E dozer, that today developed a oil leak
I have a Komatsu D65E dozer , that today developed a oil leak out the belly pan , and unable to tell it's origin ..now the steering clutches and brakes , are becoming problematic. so assume that is th… read more
Fieldtech59
Fieldtech59
368 satisfied customers
I have a 2004 catapillar D3G LT dozer with 3,800 hours . The
I have a 2004 catapillar D3G LT dozer with 3,800 hours . The transmision is not working properly - Saturday I was doing some grading work (dirt) for about 3 hours and then it just started slowing down… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
I have a 2009 D39px Komatsu Dozer that is losing power some
I have a 2009 D39px Komatsu Dozer that is losing power some of the time but not all of the time. The code's that are coming up are E02-(CA559) and E03-(CA2249). It will lose power and black smoke, we … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
We have a Bomag 55/52 reversible diesel plate compactor (Ser.
We have a Bomag 55/52 reversible diesel plate compactor (Ser. No. 101690251526) we purchased new in 2002 that has a hydraulic forward reverse handle that travels the correct speed when going backwards… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,921 satisfied customers
Im working on a Komatsu wa 380 loader that wont go into gear
I'm working on a Komatsu wa 380 loader that won't go into gear forward or reverse. The display will show N when in neutral and 2 in forward or reverse but won't move and also the parking brake light d… read more
Expert
Expert
Will a 1999 Kamatsu d32-1 dozer move with engine running and
Will a 1999 Kamatsu d32-1 dozer move with engine running and transmission not in forward or reverse? Has a hydrostatic trans.… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,165 satisfied customers
I could sure use some assistance. I have a mid 80's D40p-6
Hi I could sure use some assistance. I have a mid 80's D40p-6 Japanese import dozer. It has a "DD" type mechanical transmission. The problem is the forward/reverse leaver is falling out of engagement.… read more
Expert
Expert
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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.

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