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Cat TH62 Forks slowly tilt forward when machine is off. Do
Cat TH62 Forks slowly tilt forward when machine is off. Do you know where I should begin investigating. Thank you… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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I have a cat 312 E L excavator. My excavator will curl in
I have a cat 312 E L excavator. My excavator will curl in but will not curl out. What can I check?… read more
Curtis B.
Curtis B.
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Associate Degree
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I have a cat 312 E L and when the hydraulic warm up the boom
Second opinion] I have a cat 312 E L and when the hydraulic warm up the boom cylinder drifts down quite bad and seem to loose some hydraulic power. What can I look for… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
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John Deere 250 LC excavator. Customer states after boom
John Deere 250 LC excavator. Customer states after boom piston was replaced, once you raise boom and release control the boom will fade down. Sounds like air in system. I have not seen machine yet goi… read more
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Dan
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Auto Mechanics 1&2/diesel mech
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I have a hydraulic cylinder on a excavator bucket that
Hello Chris, I have a hydraulic cylinder on a excavator bucket that extends under load when it should be holding weight. All other cylinders on the machine operate proper. … read more
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Catmastertech. My Cat 325cl (JLD00313) hydraulic system is
Hi catmastertech. My Cat 325cl (JLD00313) hydraulic system is chocking the engine. When I try using the stick in function the engine will be choking with black smoke coming out, then the Auxiliary hos… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
1,325 satisfied customers
I got a cat 324e excavator and the bucket want curl in, put
I got a cat 324e excavator and the bucket want curl in, put new packing in cylinder and it still want curl, if u get it to curl a little as soon as I let off lever the bucket will fall back down on it… read more
Chris (aka- Moose)
Chris (aka- Moose)
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I have a bobcat and was using our grapple attachment and we
i have a bobcat and was using our grapple attachment and we starting having hydraulic issues where the grapple would be able to keep its grip and is weak.. our hydrostatic pressure gauge drops when th… read more
Mikael
Mikael
Bachelor's Degree
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I have a Hitachi Zaxis 200 excavator, problem is my bucket
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Dan
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I own a 1996 Samsung Se 280 excavator and basically my issue
Hi, I own a 1996 Samsung Se 280 excavator and basically my issue is everything is working hydraulic wise except for the stick. The main boom with the two hydraulic jacks works fine and the bucket move… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
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1200 hours on 4310, 430 bucket. last winter the dealership
1200 hours on 4310, 430 bucket. last winter the dealership rebuilt the lift valve. Now it raises and lowers fine but when I go to curl the bucket it goes the opposite way unless I feather it. it has n… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
15,105 satisfied customers
My Cat 257B was working fine and suddenly the mulch would
My Cat 257B was working fine and suddenly the mulch would drop. Left it and put in neutral and it would drop had to keep joy stick in the lift mode to maintain mulcher up. … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
I have a caterpillar 345BL excavator that is having issues
Hello, I have a caterpillar 345BL excavator that is having issues overheating after running for 30 minutes or so. Cooling fan is operating but seems to slow down when engine RPM are increased, we have… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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Working on a cat 345B serial number 4SS00697,stick drifts
Working on a cat 345B serial number 4SS00697,stick drifts for a few seconds, with controls in neutral, run stick out and it drifts in, stick in it doesn't drift out, replaced reliefs, swapped stick dr… read more
Dan
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Auto Mechanics 1&2/diesel mech
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2006 CAT 345CL STICK DRIFT WHEN CURLED TO BOOM SITS FOR 2-3
2006 CAT 345CL STICK DRIFT WHEN CURLED TO BOOM SITS FOR 2-3 SEC THEN DRIFTS DOWN. WILL DROP 2 FT IN 3 MIN. HAS DEAD SPOT AT IDLE WHEN BRINGING STICK IN FROM ROD RETRACTED TO ROD EXTENDED AT 90 DEGREES… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,105 satisfied customers
Stick on our Cat 345 Has low power pushing out And rapidly
Hi Stick on our Cat 345 Has low power pushing out And rapidly drifts back down with control in hold, however some times it will hold which makes me think it is not a piston problem more of a computer … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
I have a problem with a cat 315L excavator. when the drag arm
i have a problem with a cat 315L excavator. when the drag arm is used it drags the motor down. Like it is fighting to work both ways. i think it is the cylinder or the valve. it works fine on every ot… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,105 satisfied customers
There,I have a cat e200b excavator, the problem is when
hi there, I have a cat e200b excavator, the problem is when the operation is more than an hour the boom starts to drift and hard up to raise, the spool is okay, all other function are good only the bo… read more
Jeremy R.
Jeremy R.
1,138 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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