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A 2007 Cat 143H motor grader won't accelerate on straight
A 2007 Cat 143H motor grader won't accelerate on straight position, only accelerate if I articulate a little to the left. … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
Similar issue with my 256d. Red hydraulic light on sound
Similar issue with my 256d. Red hydraulic light on sound audible, flashing yellow [!] light. Engine doesn't want to start now. Was operating with backhow attachment arm for 45 minutes and alarm starte… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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I have a 610 bobcat the bucket wont go up or curl. It is 610
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Dan
Dan
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Auto Mechanics 1&2/diesel mech
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Champion 740A grader series 2 1985 model roughly, after
Champion 740A grader series 2 1985 model roughly, after running the machine; hydraulic fluid overflows out the tank vent.… read more
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I have jcb excavator The machine hydraulic has stopped
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Dan
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I bought a MX6000 July 30-2021Brand New no hours. While
I bought a MX6000 July 30-2021Brand New no hours. While driving it straight my Steering knob is in One o'clock position. In a very short distance my steering has moved to a three o'clock position and … read more
Chris (aka- Moose)
Chris (aka- Moose)
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120m gr. 120m grader no hydraulics on moboard. 120m cat
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Dan
Dan
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CAT 302.5 recently had a drive motor changed. 302.5C. Drive
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Dan
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Mr. Curtis, this is the guy with the Michigan 55 loader
Good morning Mr. Curtis, this is the guy with the Clark Michigan 55 loader again lol. I found someone that may have some parts for it, but they are saying that all of their 55 A III loaders are straig… read more
Curtis B.
Curtis B.
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Associate Degree
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I have a terex R190T skid steer and I'm having hydraulic
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My Cat 277B auxiliary hydraulics stopped working completely.
My Cat 277B auxiliary hydraulics stopped working completely. The 1st sign that they were going out was when the grapple would fully open it would shut off the auxiliary power. I would press the park o… read more
Mikael
Mikael
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Champion D560 motor grader Detroit Diesel 471 (1980's model
Champion D560 motor grader Detroit Diesel 471 (1980's model with a clutch). It ran fine a week ago when I was grading. Today it is weak going forward or reverse. Seems like the clutch is not engaging … read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,324 satisfied customers
I have a 99 model, 720a champion motor grader, jus got it
I have a 99 model , 720a champion motor grader, jus got it actualy ,, my qst is ,, my turn table will not turn ,it tryn too but am i missing a switch to unlock turn table or is there a manual lock, or… read more
Dan
Dan
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I have a cat 312 c excavator. I was running this morning and
hi I have a cat 312 c excavator. I was running this morning and I lost all hydraulic functions and travel. I disconnected the safety micro switch and when I do that it wont let machine start. when I h… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
I need help with my cat 259b3: The warning light 7
I need help with my cat 259b3:The warning light 7 (hydraulic lockout) is on and the arm won't move!… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
On a previous post you have a pic of the warning lights in
On a previous post you have a pic of the warning lights in the cab. Mine is a 287c and it drives no problem but indicator light 8 is on and the loader functions don't work. … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
Hi, We are considering buying a Champion 720A motor grader,
Hi, We are considering buying a Champion 720A motor grader, Detroit turbo 2stroke diesel, I'm concerned about the final drive being through a torque converter and no 1st gear in high or low range! Wha… read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,324 satisfied customers
I have a CAT 287B skid steer question:I bought the machine
I have a CAT 287B skid steer question: I bought the machine with 1500 hours on it and a missing door. Everything worked except for the aux hydraulics. The hydraulic light would not come on. I contacte… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
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Meet the Experts:

Curtis B.

Curtis B.

Technician

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

Wayne

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Cat Man

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dieseldan55

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Chris (aka- Moose)

Chris (aka- Moose)

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85 satisfied customers

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Steve

Steve

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Heavy Equipment Mechanic for 25 years

JBFixxer

JBFixxer

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16+ years experience, hydraulics,hydrostatics, engines, fuel injection systems. And everything in between.

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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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