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Thanks for the help. My Komatsu excavator PC75UU-1 has lost
Thanks for the help. My Komatsu excavator PC75UU-1 has lost the swing function and the dipper, ie, everything controlled by the left joy stick. Both functions were lost by degree. For 3 or 4 days, the… read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
15,135 satisfied customers
KATO HD-770 SEII. EXCAVATOR. Unit has no left track movement
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Dan
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Bought 2017 75g excavator,had a thumb installed,since it was
Bought 2017 75g excavator,had a thumb installed,since it was delivered controls on stick don't make it open and close … read more
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On a 2018 cat 426f2 backhoe loader. I'm looking for the
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catmastertech
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I have a cat 307B that when you engage the tracks the motor
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I have a 135 Deere excavator and the thump is stuck on it I
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My Kobelco SK75UR suddenly lost its hydraulics. Blade lifts,
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Dan
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Curtis, I have a Hitachi zaxis55ur. It had been sitting for
Curtis, I have a Hitachi zaxis55ur. It had been sitting for a couple of months over the winter and when we started and moved, we had a couple of codes pop up. The codes are e44 and e46, the rh stick w… read more
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Auto Mechanics 1&2/diesel mech
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I have a 226B cat skid steer. The hydraulic controls for the
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I have a cat 320c excavator. I replaced a boom cylinder and
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catmastertech
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I lost my cat 330d machine security key which has stopped
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I have a 330B excavator which the hydraulics run slow for a
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Dan
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Where would I check shavings after I replaced final drive on
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catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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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
15,135 satisfied customers
153 fr runs great then the thumb stops working the two speed
153 fr runs great then the thumb stops working the two speed track also at same time will continue to run until I shot if off then I have to remove the shot off Selinod. To start it again it only does… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,135 satisfied customers
i have 305 cat excavator travel is very slow on one track the
i have 305 cat excavator travel is very slow on one track the stick cylinder chatters when in use… read more
Steve
Steve
Mechanic
High School or GED
42 satisfied customers
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