Can you turn all the motors by hand? Are any stuck?
The click from the start contactor suggests that you are ok to run
But humming and overloads/breakers tripping suggests mechanical issues
Are you sure you have a ll 3 phases present and correct because a missing phase will hum and trip the...
If you can access your pipe from the PRV outside just put a plastic carrier bag over the pipe to catch any discharge you will soon see if the PRV is venting
the record sc4 has an insert for m30 x3.5
i do make inserts for the record range and could make you a m25x2.5 left hand if it is lh but it will want to unscrew without grub screws to hold it
Ian
I was doing a small job with osmo polyx oil and after only an hour a shop wipe was warm and smoking that was scrunched up with oil on.
Luckily i was in the room working and i always dispose of rags and wipes in a bin full of water after work…but i was surprised at the speed of this reaction
You should be still able to use that by putting the lever back on and pushing it in whilst turning….you have just broken the bolt that holds the spring on to push the lever on..
Is it a female thread or male …if you unscrew it all the way off?
Ian
Here’s some pictures of a graduate spindle and the 2 types of patriot chucks to fit the spindle,one directly threaded rh and lh and the excert only rh
As you can see the thread and register is only 25mm long and both females are 35mm deep..
And theres only about 2.5 to 3 turns of thread on the...
Well I’ll stand corrected obviously some do go up
But all I’ve seen go down in commercial applications
If you put a mop on a lathe spindle it will go down
The mop on a sorby proedge goes down
Most pigtails to take the mop have right hand threads so the mop tightens in use