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I have a 2006 420d cat backhoe. I WAS RUNNING IT STARTED
I WAS RUNNING IT STARTED BLOWING SMOKE AND WAS RUNNING BAD LIKE IT WAS RUNNING OUT OF FUEL I SHUT IT DOWN NOTICED THAT THE THE FUEL SEPARATOR TWIST NUT Was missing so put nut back on now it sounds like the fuel pump won't come on and all the gauges on the dash are not working … read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,658 satisfied customers
I have a 2006 420d cat backhoe. I WAS RUNNING IT STARTED
I WAS RUNNING IT STARTED BLOWING SMOKE AND WAS RUNNING BAD LIKE IT WAS RUNNING OUT OF FUEL I SHUT IT DOWN NOTICED THAT THE THE FUEL SEPARATOR TWIST NUT Was missing so put nut back on now it sounds like the fuel pump won't come on and all the gauges on the dash are not working … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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Caterpillar 259d has excessive amount of fuel going into the
caterpillar 259d has excessive amount of fuel going into the cylinders especially number two cylinder. The machine revved up higher than it should have and now it won't start. I am checking compressio… read more
Daniel Wilson
Daniel Wilson
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How to time a 420D Delphi injection pump serial number is
How to time a 420D Delphi injection pump serial number is ***** … read more
catmastertech
catmastertech
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Got a problem with my Fermec 860 Backhoe 1997 Model. Fermec
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I have a komatsu d20p that has high rpm problem. engine
i have a komatsu d20p that has high rpm problem. engine sounds like a miss and pours out smoke … read more
Fieldtech59
Fieldtech59
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I have a Massey Ferguson / New Holland model 600 backhoe I
I have a Massey Ferguson / New Holland model 600 backhoe I am told is from the 1980's (unconfirmed) that won't start. A mechanic replaced the two upper filters and I am told there is one other filter … read more
Curtis B.
Curtis B.
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I have a New Holland lb 115 backhoe. When r. I have a New
Hi I have a New Holland lb 115 backhoe. When the machine gets to working temp it lacks power . If u put it against a tree and conduct a stall test it will only rev out to 1300 revs and it should be doing 2200 revs Have had the fuel pump replaced and all injectors done at the same time . The machine is getting hot also any suggestions would be great … read more
Curtis B.
Curtis B.
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Cat 420D Backhoe S/N FDP 8867. Signal oil pressure is 250
Cat 420D Backhoe S/N FDP 8867. Signal oil pressure is 250 psi. Everything is creap slow Have removed and checked valves - resolvers - components with factory manual. R & R pump including pump componen… read more
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My 460D backhoe often looses fuel prime when shut down. 420D
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Curtis B.
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We are looking injector pump cat engine 3054C. Serial #
We are looking for a injector pump for a cat engine 3054C. Serial ####-##-#### Ar#(###) ###-#### We just got a couple of quote from dealer or sellers in Miami. How I know what they are offering me is … read more
catmastertech
catmastertech
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I have a 416 that the lift cylinders only lift slowly and with
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catmastertech
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I have 939c I have replaced fuel filter and sediment bowl.
I have 939c I have replaced fuel filter and sediment bowl. If I prime it the machine will start and run real rough for a couple of minutes then die. I have to prime just to get it started I've had iss… read more
catmastertech
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I Have a caterpillar 430D 3054C engine serial BNK06284 I just
I Have a caterpillar 430D 3054C engine serial BNK06284 I just replaced the fuel injection pump and when I went to start it I have that it starts and stays running only with the key in the start positi… read more
catmastertech
catmastertech
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Since I spoke to you last Ive changed the fuel filter drained
Since I spoke to you last I've changed the fuel filter drained the fuel Put a new fuel solenoid on wired the fuel solenoid on a seperate switc And still have problems. The hoe will start and run with … read more
Daniel Wilson
Daniel Wilson
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Ive got a cat 420d backhoe loader - the LAMP GP BASIC(NNN) NNN-NNNN
Ive got a cat 420d backhoe loader - the LAMP GP BASIC(NNN) NNN-NNNNunit at normal operation beeps and there is 4 lights showing and a audible noise when key is on . When you start the machine the ligh… read more
catmastertech
catmastertech
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Fuel issues. This is a Caterpillar Backhoe 416B, SN: 8sg041XX This
Fuel issues. This is a Caterpillar Backhoe 416B, SN: 8sg041XX This machine is having intermittent fuel issues. At random times, either cold or warm, the machine engine will stop, and would fail to sta… read more
catmastertech
catmastertech
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I have a caterpillar 277 skitsteer that was runing find then
I have a caterpillar 277 skitsteer that was runing find then all of a sudden just slowed down and shut off. It will start back up but acts like its not getting fuel and shuts back off and when you do … read more
catmastertech
catmastertech
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1,300 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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