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Last year I purchased an 820. The front loader hydraulics
last year I purchased an 820. The front loader hydraulics are slow and the pump is a little noisy. Just checking to see what may be the problem and what to do about it. The loader is off right now -- … read more
Bradey V
Bradey V
Certificate
I have a Cat TL943 with a TBL serial number. The steering
I have a Cat TL943 with a TBL serial number. The steering locks up intermittently. Is seems to mainly happen before the machine is warmed up, but is somewhat random. It seems to happen in front axle 2… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,297 satisfied customers
I have a cat 329 excavator that when it move the temperature
I have a cat 329 excavator that when it move the temperature show overheating but at soon as machine stops it back to normal … read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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I lost a lot of hydraulic fluid in my Cat Back. I replaced
I lost a lot of hydraulic fluid in my Cat Back Hoe. I replaced all the lost fluid and the hydraulic gauge on the left side still will not register any fluid, showing still on empty. It was actually ov… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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I have a Cat 953C BBX machine that when I go into a pile and
I have a Cat 953C BBX machine that when I go into a pile and use the hydraulics and drive together the rpm,s go down and 2 warning lights with a warning buzzer … read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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In a 955H hydraulic bucket lift I added cat engine oil
In a 955H hydraulic bucket lift I added cat engine oil 15w-40 when we changed the seals on one of the cylinders. When I went back for more hydraulic fluid they gave me HYDO Advanced 10. Also what is r… read more
catmastertech
catmastertech
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A 953C Caterpillar Track Loader moves forward & reverse but
Hi, a 953C Caterpillar Track Loader moves forward & reverse but wont turn left or right, we plugged in CAT ET no fault code found. We swapped all the hydro-static solenoid valves, and all three pedal … read more
catmastertech
catmastertech
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I own a CAT skid steer 236b, is there a way to bleed the
I own a CAT skid steer 236b, is there a way to bleed the hydraulic lines? The machine is not operating correctly … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,297 satisfied customers
I'm working on a cat 299d vin HCL004xx having trouble with
Hi, I'm working on a cat 299d vin HCL004xx having trouble with yellow exclamation warning light coming on and travel speed reduced, if i shut off and retart it goes away for a short time but comes bac… read more
catmastertech
catmastertech
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HAVE A 2004 BOBCAT 435 EXCAVATOR RESEALED 5 HYDRAULIC
HAVE A 2004 BOBCAT 435 EXCAVATOR RESEALED 5 HYDRAULIC CYLINDERS BOOM BUCKET BLADE ETC DRAINED ALL OF OLD HYD OIL OUT PUT NEW AW 68 COSTAL BRAND OIL & NEW HYD FILTER THE PROBLEM IS AIR IN SYSTEM BLEED … read more
Dan
Dan
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I have a cat skidd steer 277b sn# MDH00744 trying to figure
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catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,297 satisfied customers
I have a CAT 226B Skid steer. I want to change the hydraulic
I have a CAT 226B Skid steer. I want to change the hydraulic oil. What I drained out is red. Is it tranny fluid? Everything I read says to use SAE 5W30. Is that motor oil??? What should I use. Cold te… read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
13,335 satisfied customers
l have problem in my machine which is Cat 330BL.Excavator,
l have problem in my machine which is Cat 330BL.Excavator, the hydraulic oil is over heating but its working so what is the problem?… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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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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Vocational, Technical or Trade Scho
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I have a Cat 216 skidsteer with 3200 hours. I rebuilt the Perkins
I have a Cat 216 skidsteer with 3200 hours. I rebuilt the Perkins engine @2300 hrs and put on a new hyd pump @ about 2000 hours. Since the engine rebuild we have used it 1000 hrs with no problems. It'… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
1,297 satisfied customers
have a cat 272d that the hydraulic reservoir was accidentally
have a cat 272d that the hydraulic reservoir was accidentally filled with diesel fuel. machine was idling when it happened then was quickly shut off. but had to be restart machine to move unit into bu… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,297 satisfied customers
I have a 1998 CAT 315BL serial number 3AW01688. The machine
I have a 1998 CAT 315BL serial number 3AW01688. The machine travels and turns good for the first 1 hour or so of operating it. Then after that the machine will travel forward and reverse fine but it d… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,297 satisfied customers
i have purchased a second hand mini digger with a lazy drive
i have purchased a second hand mini digger with a lazy drive on 1 track Whilst trying to determine the problem i have noticed that the hydraulic oil in the machine looks quite old and discoloured Ques… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,297 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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