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I am having trouble with my D3B 1979 vintage dozer. When I
I am having trouble with my D3B 1979 vintage dozer. When I push pedals to steer, they work fine when machine is cold but the left pedal (in particular) does not disengage power when it has warmed up. … read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
11,193 satisfied customers
My 1977 model 977L set for about 4 years before rescued it
My 1977 model 977L set for about 4 years before rescued it after replacing the hydraulic lines and rotten fuel linesI got it running and after using it a little the brakes started locking up in revers… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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I am looking at purchasing a 951c cat track loader. it seems
I am looking at purchasing a 951c cat track loader. it seems to run well only thing the owner said the right track clutch will not engage so it doesn't pull on right side. Trying to understand the dep… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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D4E seems park brake dragging. will not freewheel and heats
D4E seems park brake dragging. will not freewheel and heats up torque if operated. … read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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I have a 2004 caterpillar 287b track machine. Joystick
I have a 2004 caterpillar 287b track machine. Joystick control. When going forward, I let go of joystick to center position to stop and the machine comes to a stop but also turns to the right. Then it… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
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How does a emergency load release button work in a PL87
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Dan
Dan
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1994 cat 963, when relatively cold hydraulics, a few times a
1994 cat 963, when relatively cold hydraulics, a few times a day, when press (usually not always) the right pedal, you will feel a little chatter/shudder thru the pedal, then the drive will stop. Only… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
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I have a 2009 297c cat Skidsteer serial number gcp01238 I
I have a 2009 297c cat Skidsteer serial number gcp01238 I have three questions 1. Can I add the messenger panel 2. When I move the joystick to drive the tracks start off at normal speed then after a c… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
I have an Akerman H12blc excavator, made around 1987. When
I have an Akerman H12blc excavator, made around 1987. When I tensionsed a track to its 19.5 cm spec, it compressed the idler spring, and when I tried to run the excavator it would only go straight ahe… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
I have a 236 B3 Cat skid steer. With the bucket on and a load
I have a 236 B3 Cat skid steer. With the bucket on and a load of dirt the whole machine shakes back and forth when I turn so bad that the whole machine jumps up and down when I stop. Any ideas… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
Just bought a Komatsu D41A-3a that will not turn to
Hello, just bought a Komatsu D41A-3a that will not turn to the right. Brake pedals are also very low to floorboard, not up high at stopper bolts. But strange thing is if pull on right hand lever, it s… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,193 satisfied customers
I am writing from Northern Idaho. I have a Kubota Mini
I am writing from Northern Idaho. I have a Kubota Mini Excavator KX 121-3R3S, serial No. 34014, and need to get to the source of a problem. The dealer has been absolutely no help in resolving this iss… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
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I saw you answered questions Clark Loader 55c. I bought
I saw you answered questions for a Clark Loader 55c. I bought a same machine. On the loader arm is written 55b, but tag says 55 CA. It has a 6 cylinder cummins diesel which I think is V378. I bought i… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,921 satisfied customers
Have a d20 dozer. Right steering brake doesnt work. If you
Have a d20 dozer. Right steering brake doesnt work. If you pull both levers back will stop dozer.any ideas?… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
11,193 satisfied customers
My rite track is barely pulling even under full throttle any
My rite track is barely pulling even under full throttle any idea if its an adjustment problem or a bad hydraulic problem… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
Kamatsu d21 left steering clutch will not disengage. Where
Kamatsu d21 left steering clutch will not disengage. Where is the adjustment loaction. The machine has sat idle for some time. The right side was stuck but started to work fine, jus tthe left side is … read more
Fieldtech59
Fieldtech59
368 satisfied customers
hello sir... i have a D6H SERIES 2 DOZER which loses speed
hello sir... i have a D6H SERIES 2 DOZER which loses speed as if the brakes are not being release, its fried my transmission and converter, i can't seem to get a decent mechanic to locate the issue. p… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
I have a caterpillar 931b track loader..I have a steering problem..the
I have a caterpillar 931b track loader..I have a steering problem..the right side pedal does not stop the track ...the left pedal works great..Are there any adjustments i can make..I pulled the floor … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,303 satisfied customers
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