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I have a cat d3 dozer with a allied winch. It has a high
I have a cat d3 dozer with a allied winch. It has a high performance tractor driven pump. It is not self contained. I am not getting hydraulic pressure. I found the pressure relief valve in the pump d… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,283 satisfied customers
I have a D4H s/n 8PB 3xxx. Having trans trouble when I shift
Hi Steve, I have a D4H s/n 8PB 3xxx. Having trans trouble when I shift into gear it doesn't engage until I bring up rpm ( gets worse when hot ) when it does engage I don't notice any slippage. Hooked … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,283 satisfied customers
I have a Galion T500 L grader with a 2040 trans, it stopped
I have a Galion T500 L grader with a Clark 2040 trans, it stopped moving, it has 260# ***** pressure showing on the guage, where should I start to trouble shoot … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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1987 D4H LGL Series II Machine Serial: 9DB01xxx Engine:
1987 D4H LGL Series II Machine Serial: 9DB01xxx Engine: 45V68312 Transmission: 1CE02817 Power shift transmissionTransmission is fine and works well when cold. When transmission fluid warms up to about… read more
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Daniel Wilson
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Still issues with my Michigan 55B. Had to also rebuild the
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Curtis B.
Curtis B.
Technician
Associate Degree
32,742 satisfied customers
872 G motor grader hydraulics very slow, changed filter, no
872 G motor grader hydraulics very slow, changed filter, no difference … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Have a CGP25. Here is the problem. In the morning, when the
Have a Clark CGP25. Here is the problem. In the morning, when the machine is first started, it does not want to move. The hydraulics work just fine. We have to rock the machine forward and backward wi… read more
Curtis B.
Curtis B.
Technician
Associate Degree
32,742 satisfied customers
My komatsu grader 555 -3 wobbles from side to side when
Hi my komatsu grader 555 -3 wobbles from side to side when grading we have rebushed the circle and lift rams and front end and have minimal wear in slides but still does it .also the transmission will… read more
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Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Have a JD 440E Loader, will hardly move in low or gh. Can
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Auto Mechanics 1&2/diesel mech
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I have a mid-70's 720A Champion with auto trans.....it's got
I have a mid-70's 720A Champion with auto trans.....it's got lots of trany fluid, but zero pressure on the gauge and will not move the grader when shifter engaged. Could this only be a filter or is my… read more
Curtis B.
Curtis B.
Technician
Associate Degree
32,742 satisfied customers
Skidder starts up but wont move, no fuction of any
Clark skidder starts up but wont move, no fuction of any controls,...353 Detroit Two speed Clark powershift tranny,..all shafts are in tact,...charge pump ha been changed,..been researching on here im… read more
Curtis B.
Curtis B.
Technician
Associate Degree
32,742 satisfied customers
I am not a backhoe mechanic I am an auto tech. my landlord
I am not a backhoe mechanic I am an auto tech. my landlord owns a cat 426 backhoe and he is having a problem, it will not move forward it will move backward and has all 4 speeds. this machine has not … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,283 satisfied customers
I have a problem with the hydraulics on my 740 grader. It sat
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Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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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
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John Deere 772CH Grader how much charge pressure should i have
John Deere 772CH Grader how much charge pressure should i have for the six wheel drive system. we have no torque when front wheels are on the ground. Has had new transmission and charge pump installed… read more
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Daniel Wilson
Auto Mechanics 1&2/diesel mech
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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
32,742 satisfied customers
Hi, I have a Gehl model 747 GRADER serial # XXXXX and I
Hi, I have a Gehl model 747 GRADER serial # XXXXX and I have a serious hydraulic leak at the foreword /reverse Shuttle at the Torque Converter assembly. I've pulled the engine / transmission three tim… read more
Curtis B.
Curtis B.
Technician
Associate Degree
32,742 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
Field service technician
Vocational, Technical or Trade Scho
1,283 satisfied customers
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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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