Old timer at the Port of Savannah gave me a tip that saved my rig

I was running a Grove GMK5250L at the Port of Savannah a few months back, around 5pm on a Friday. This guy, must have been 60 years in the trade, walked up and pointed at my tag line. He said 'son, you're pulling too hard on that swing brake, you're gonna burn out the clutch pack in 3 months of daily lifts.' I laughed it off but looked up the service manual that weekend and he was dead on. I adjusted my tension and now the crane runs smoother on these 40-ton container moves. Has anyone else had a veteran operator catch something you missed in the moment?

2 comments

2 Comments

phoenix_singh8d ago

Old timer at the port of Houston gave me the exact opposite advice about five years back. He told me to let the tag line hang a little loose, let the swing brake work, and I've had zero clutch pack issues on my 5250L in four years of heavy lift work. Maybe your guy was right for the specific model you're running, but I've seen too many older operators stick to habits from the 70s that don't match today's hydraulics. They'll tell you one thing based on a crane they ran in 1982, but the computer controlled load charts on these new rigs are way different. I'd take that tip with a grain of salt and check the actual wear pattern on your rig instead of just trusting some old salt's gut feeling.

amy9757d ago

Ngl, are people really overthinking this that much? I get that clutch packs aren't cheap to replace, but it's a crane, not a space shuttle. If the old timer's advice worked for five years without issues, maybe it's just fine for most cases. Yeah, new hydraulics are different, but a loose tag line isn't exactly rocket science. Honestly, I'd just check the wear pattern once a year and call it good. Overcomplicating this feels like you're looking for problems where there aren't any.