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I have a older bobcat mini excavator I have purchased
I have a older bobcat mini excavator I have purchased recently … read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,195 satisfied customers
I have a 98 bobcat excavator 331 and i just installed a hyd
I have a 98 bobcat excavator 331 and i just installed a hyd thumb on it. When i try to open the thumb it opens perfectly, but when i close it, it seems to be pushing against pressure. the lines vibrat… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
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Link belt excavator. Thumb will open but not close. I
Link belt excavator . Thumb will open but not close. … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
Bobcat 773 when I start the machine the bucket goes to full
bobcat 773 when I start the machine the bucket goes to full tilt. Seat bar up and BICS not activated. thanks… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
I have a 1999 331 bobcat exca. #512917851 with boom lifting
I have a 1999 331 bobcat exca. #512917851 with boom lifting issues, as well as one ele. solonoid valve is getting hotter than normal, all seals were replaced on both ele. valves one was totally replac… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
We have a bobcat 331 excavator, we preformed a service on
Hello, we have a bobcat 331 excavator, we preformed a service on the machine including rebuilding most of the rams on the boom, stick and bucket. we also replaced the hydraulic fluid and filters. we n… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
Bobcat 1998 model 337 ex. ser. # *515411479* Bobcat 337
motor dragging. doesn't want to start. replaced starter and battery. suspect something stuck in the hydraulic system. … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
Bobcat 331g. boom is very slow to lift. if you trigger the
bobcat 331g. boom is very slow to lift. if you trigger the thumb, the stick or the blade, the boom lifts at proper speed. acts like there is a flow issue until you operate a different item, then the b… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
Have a Bobcat 334 D excavator. Needs new right console. Got
Have a Bobcat 334 D excavator. Needs new right console. Got one. Does it really need to be programmed to work properly? I don't care about engine hours, etc. being loaded on new console … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
I have a 331bobcat that has worked great for years. Under
I have a 331bobcat that has worked great for years. Under load it dies like it's not getting fuel. I've c hanged all the filters. I was told the tank pickup screen may be the issue. I've removed the r… read more
Fieldtech59
Fieldtech59
394 satisfied customers
I have a bobcat 331 mini Excavator..it was working fine then
I have a bobcat 331 mini Excavator..it was working fine then just died out like it ran out fuel..took floor plate out and found the electrical line that goes to the tank..how does that come out … read more
Fieldtech59
Fieldtech59
394 satisfied customers
I have a bobcat 331 excavator 1999 with 2500 hours. just
i have a bobcat 331 excavator 1999 with 2500 hours. just replaced leaking hoses and swing motor. Upon operating it its moving slow and after a few hours of use its loosing power. Any ideas? … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
My 331 Bobcat was working just fine and then just stopped. I
My 331 Bobcat was working just fine and then just stopped. I cannot get it started. The ignition lights won't come on. I can turn the starter, but it won't start … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
Can you email copy of wiring diagram mitsubishi mm55sr
can you email copy of wiring diagram for cat mitsubishi mm55sr excavator? We have lost all hydraulic functions except tracking. Everything works manually on hydraulics but nothing through electrics.Th… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
I have a 331 Bobcat mini excavator. The engine runs fine.
I have a 331 Bobcat mini excavator. The engine runs fine. After a few minuets of hydraulic work it shuts down. I just changed all filters. Is there a sensor causing it to shut down that needs to be re… read more
ProfessorDeep
ProfessorDeep
10 satisfied customers
Have a customer with a Bobcat 430 Mini excavator. He has rented
Have a customer with a Bobcat 430 Mini excavator. He has rented a bobcat HB980 hammer and it worked on his machine even though the hammer is really too heavy for the machine. He purchased a brand new … read more
Fieldtech59
Fieldtech59
394 satisfied customers
Hello Chris,We have a 2004 Cat 314 C L excavator. Right
Hello Chris, We have a 2004 Cat 314 C L excavator. Right side joy stick. The function to open and close the bucket has a problem. On the open side everything seems to work properly........On the close… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 satisfied customers
Bobcat series 100 mini excavator---The lever that moves the
Bobcat series 100 mini excavator---The lever that moves the stick in and out is very difficult to move. No problem with the bucket dump or loading. The lever will move stick in and out but is very sti… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
13,385 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.

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Wayne

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dieseldan55

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Chris (aka- Moose)

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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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