The Classic Machinery Network

https://youtu.be/ZiMpjOPB7R0

Is this a comon problem on Hymac? I allways keep the engine cover closed, but water comes in anyway. Maybe Jeremy or another Hymac specialist know?

Hi Again! Been some time since i posted here. After the earth heat project, Diana that i named her has spent a pretty calm being with only some lighter ditching now and then. Last weekend i had my sister for visit. She has a 3 year old son who is addicted to excavators. Wonder why :angel: Of course ...

What a beauty. Poor she is so far away

Hej Black! The easiest way to change the controlls is to use cable joysticks. Whith weaker springs in the valveblocks the machine gets like a servo operated machine. And u get a modern controlpattern

The pedals have two functions depending on the position of the solenoid valve. In this video i used it for the extra boost on the dipper to speed up the dipper arm when digging. The dipper has the biggest ram and can otherwise be a little slow on this old Hymac :angel: If i am ditching i can use the...

I really like this step by step pictures. Good tool you made and nice work

I Will also give you a film showing my Hymac in action during this two weeks:
https://youtu.be/5B3HB2p9bFQ

The last two weeks have been paybacktime for my Hymac. I have been digging for Earth heat at my parents house. Except for an exploded hydraulic house for bucket ram, my excavator has served me well. Amazed what an old excavator is capable of doing :) 20190514_195125.jpg 20190514_195059.jpg 20190514_...

Very interesting to read about your excellent boom and dipper ram work. Glad that you took a lot of pics

Thanks Jeremy Wish you good luck with your boom cylinder job