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I have a cat 420f serial number skr02027 the machine won't
I have a cat 420f serial number skr02027 the machine won't move any idea how troubleshoot this… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,328 satisfied customers
My 410 g Deere backhoe transmission will not drive. Have
My 410 g John Deere backhoe transmission will not drive. Have changed oil and filter and no filings in the oil. The transmission whines and it sounds like it sucks air when engaged. … read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
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Having trouble with a TH580B CAT telehandler. It won't
Having trouble with a TH580B CAT telehandler. It won't drive, only does a slight lurch backwards when selecting either forward or reverse. No codes active. … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,328 satisfied customers
1992 Case 621 wheel loader having transmission issues. I
1992 Case 621 wheel loader having transmission issues. I bought the loader a week ago and everything was fine on the test drive. Get it hauled to our job and it acts like the trans is slipping and won… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
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Been having a problem with my loaders transmission
Been having a problem with my loaders transmission overheating and sometimes not wanting to move. Sometime the loader will start and go in gear just fine. Sometime after starting the loader and puttin… read more
Dan
Dan
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I have a Cat D5N xl. I'm looking to test the transmission
I have a Cat D5N xl. I'm looking to test the transmission pressures as part of my yearly maintenance. What are the values I should be looking for? … read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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Ihave an IT28 8CR00835 Lost all implements and steering and
This is for Catmastertec Ihave an IT28 8CR00835 Lost all implements and steering and has no forward or reverse is it safe to say trans pump or the drive gear on the converter or gear that drives pumps… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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I just purchased and reconditioned a D6H II. I have been
I just purchased and reconditioned a D6H II. I have been warned that the model has a congenital defect with the transmission's outer seals. Apparently the symptom is loosing first gear, which we are e… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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I have a Terex 72 31 front end loader. Two problems. It has
I have a Terex 72 31 front end loader. Two problems. It has trouble turning and has problem getting going, forward and back. Could it be a hydraulic pump?… read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,324 satisfied customers
I hv a 1970's JD 450-C dozer, it had sat years we got it
I hv a 1970's JD 450-C dozer, it had sat for 4 years we got it running, everything worked fine but trans lines were bad and leaked fluid. Paid a man to replace lines.. NOW, after traveling 10-15 feet … read more
Wayne
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Vocational, Technical or Trade Scho
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Man I have a question on a 928g loader I have been doing
Man I have a question on a 928g loader I have been doing some test on the transmission I need a little bit of direction. Here are some of the test results on pressures at the test ports cold Port G is… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,356 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
Field service technician
Vocational, Technical or Trade Scho
1,328 satisfied customers
JD 410G lacks power in all gears replaced torque convertor.checked
JD 410G lacks power in all gears replaced torque convertor.checked clutch baskets,shafts charge pump,valve bodies.maybe gear 123 valve body not getting electrical power.… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,356 satisfied customers
Hi. I have a deere 310se loader backhoe with a powershift transmission
Hi. I have a deere 310se loader backhoe with a powershift transmission that will not move. It acts like it will try to go and if you lift the wheels off the ground they will turn. Does not matter what… read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,324 satisfied customers
d5m serial trans serial # ***** engine serial # *****
d5m serial trans serial # ***** engine serial # ***** and serial #5ES00580, All trans solenoids replace as per holt cat. it pulls and shifts good then will lose reverse or forward or maybe 1 2 or 3 ge… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,328 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
Field service technician
Vocational, Technical or Trade Scho
1,328 satisfied customers
we have a 938f loader. recently overhauled trans. "full loss
we have a 938f loader. recently overhauled trans. "full loss of trans oil pressure when it gets hot". when it cools it works fine.… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,328 satisfied customers
Hi Cat Man, D8N Transmission on this machine not moving.
Hi Cat Man, D8N Transmission on this machine not moving. Please see readings below taken when oil hot and when oil cold HOT OIL Reading Pump Low Idle - 280psi Pump High Idle - 480psi Priority valve - … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,356 satisfied customers
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Meet the Experts:

Curtis B.

Curtis B.

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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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