Onan exhaust hangers don’t last
I had to replace the Onan exhaust hangers several years ago when the exhaust dropped off while driving. Now, just 3 years later, 2 of the 3 hangers have broken again. The rubber part of the hanger ap...
Forum Discussion
ezgoin wrote:dougrainer wrote:
Hangers usually FAIL because they are NOT installed correctly. If, when you install you are putting a load on the hanger, the Rubber will fail. AFTERMARKET Hangers (Auto supply stores) are much better grade. Sometimes, you may need 2 depending on how long the Tail Pipe is. Doug
Isn’t the intent of the hangers to support the weight of the genny exhaust? I currently have 2 completely broken, with another one attached near the engine exhaust that is ready to break.
Bill
Watch the genny when it operates. Just like the main engine, it bounces around quite a bit. You need to have the flexible mounts on the exhaust system absorb that flex while supporting the weight. Then there's the expansion/contraction due to the thermal cycles too.
Chum lee
