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Do not have hydraulic function on my left joystick for boom
Do not have hydraulic function on my left joystick for boom swing, blade up and down or side swing. Boom up and boom down, stick in and out and bucket crowd in and out are all working just the swing o… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,110 satisfied customers
CAT 345B L. S/N 4SS01195 SWING FUNCTION NOT WORKING LEFT OR
CAT 345B L. S/N 4SS01195SWING FUNCTION NOT WORKING LEFT OR RIGHT. YOU CAN HEAR THE LOAD OF THE HYDRAULIC PUMP WHEN YOU OPERATE JOYSTICK. FROM WHAT I UNDERSTAND THE PUMP CONTROLLER SENDS A 24V SIGNAL T… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
980g payloader won't lift or title the bucket..any help
980g payloader won't lift or title the bucket..any help would be appreciated … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
Morning I have a cat 330dl that the swing won't engage. I
Morning I have a cat 330dl that the swing won't engage. I could hear hydraulic pumps want to function but it won't swing. When I push left joystick for swing I get a code swing brake solenoid current … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
I have a 245 excavator and it wants to swing to the left
i have a 245 excavator and it wants to swing to the left around and around joystick is dead … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,110 satisfied customers
I have a 420E HLS031XX, Cat Backhoe with hydraulic issues.
I have a 420E HLS031XX, Cat Backhoe with hydraulic issues. The front end loader won't even pick up off the ground at idle and you have to rev the engine up to make it go up or even to operate it. This… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
We have a307 cat ex. when we parked all was fine with boom
We have a307 cat ex. when we parked all was fine with boom and swing . Pulled 1 blade lift ram and rebuilt as well as seat and recovered. When checking blade lift ram after reseal found swing no longe… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
I have a 320c Cat excavator which has been standing for a
Hi I have a 320c Cat excavator which has been standing for a little over 18months and now it won't swing the boom left or right … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
Need the location of solenoid of swing brake on a cat 312 e.
Need the location of solenoid of swing brake on a cat 312 e … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
I've got a Cat 416 (SN#05PC05983) transmission (GN#6y2598
I've got a Cat 416 (SN#05PC05983) transmission (GN#6y2598 SN#B80413). It won't go forward or reverse. I've cleaned the screen (which got me back up in going in the past, replaced the oil and filter. The linkage seems good. I pulled the neutral solenoid and made sure the pin is i retracted(I've left it disconnected). I removed the transmission control group, checked I'll springs and orifices, that all looked good. I did the pressure tap tests with these results (all are in PSI) Forward clutch 35, reverse clutch 55, pump @ idle 140 idle/[email protected], torque inlet 30 @ idle/[email protected] 1800, torque outlet 50, coolant 15. Can you tell me what these readings indicate? Much appreciated, AJ … read more
Curtis B.
Curtis B.
Technician
Associate Degree
2,324 satisfied customers
I have a cat 322bl sn 8nr00291. It will swing left but wont
Hello, I have a cat 322bl sn 8nr00291. It will swing left but wont brake but wont swing right but will brake, I've installed new solenoids front and back on the swing motor and swapped the cross over … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,110 satisfied customers
I have a caterpillar el200b that won't swing. It was
I have a caterpillar el200b that won't swing. It was swinging and then stopped. I can hear it laboring when I try to swing it but no movement. We cracked the case drain line and there is hardly any fl… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
Well i just bought another excavator and run it for two hrs
well i just bought another excavator and run it for two hrs and now it wont swing either direction its a 2005 321c … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,110 satisfied customers
I am looking to know what the pilot pressure should be on
hi i am looking to know what the pilot pressure should be on a 2009 cat m313d wheel excavator and how to adjust it. thanks.… read more
Bradley Martin
Bradley Martin
77 satisfied customers
I have a gradall xl3100 that has intermittent boom swing
I have a gradall xl3100 that has intermittent boom swing failure. I have replaced the two pilot control valves and the pressure reliefe valve.… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,110 satisfied customers
Hello, I have a 320 Cat/Favco 30 ton. Unable to swing. Engine loads up when trying to swin
Hello, I have a 320 Cat/Favco 30 ton. Unable to swing. Engine loads up when trying to swing. I've located four solenoid valves located on pilot system near pump. I've also located solenoid valve on sw… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
I have a 1996 cat 325 excavated swing was working fine all
I have a 1996 cat 325 excavated swing was working fine all of sudden locked up like brake came on and won't release… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
cat 325C excavator 5500hrs right side track is slower than
cat 325C excavator 5500hrs right side track is slower than left track. slower both forward and reverse. when boom is all the way up and against relief, both pumps achieve same relief pressure on monit… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
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