Good evening all, Sorry to hijack the thread, I don't actually have anything to add, I have never worked with a Mark IV myself however the VASA (comparable to MACS) here down under is currently writing an AC History book, which isn't out yet however in its preview it has multiple references to the M...

Good Evening All, Tbirdtbird - a good point however the Air belt only goes to the Compressor, Crank and Idler. I appreciate where you're coming from though. Once a few years ago I went to a service call on a Komatsu Crawler that wouldnt start. Checked power on key to starter solenoid and nothing. Ch...

Good Morning all, JohnHere - it was a brand new Compressor fitted and system was flushed through. I drained the oil that came with the Compressor and added it straight back into the sump, 220mL I cannot remember the grade exactly it was printed on a sticker on the side of the Compressor. DetroitAC -...

Good evening all, Thanks for the quick replies. I've had more info on the fault straight from the machine operator that i'll discuss but ill reply to everyone first... Ice-in-tropics - A good point about the industrial belts being 17/32 of an inch. All the belts used thus far have been 13A section. ...

Good evening all, I hope noone takes objection to me posting on here about an earthmoving machine... Long time lurker on the forums here, finally registered an account hopefully to have someone point out something I have missed on this machine. I am an auto electrician with 10+ years experience, VAS...