---------------------------------------------------------- Engines-List Digest Archive --- Total Messages Posted Fri 07/25/03: 1 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 09:22 PM - Fw: RV4-List: Fixed Prop Balancing (Gene Smith) ________________________________ Message 1 _____________________________________ Time: 09:22:54 PM PST US From: "Gene Smith" Subject: Engines-List: Fw: RV4-List: Fixed Prop Balancing --> Engines-List message posted by: "Gene Smith" ----- Original Message ----- From: "Gene Smith" Subject: RV4-List: Fixed Prop Balancing > --> RV4-List message posted by: "Gene Smith" > > Educate me someone.........Getting some increased vibration on my RV-4, and I am concerned......This is a Sensenich fixed with no damage or strikes, and hasn't been re-pitched or worked on since new...... Not even a rock pock mark......Bolts are tight and torqued......It is installed on a Lycoming 160 HP engine with about 400 hours on the prop, and 1300 hours on the engine. > > If I hire "prop men" to come out and check it, what is their procedure?......Do they balance it on the aircraft with the engine running?......Pull it and rotate it on some machine like for auto wheels?......How do they check the crankshaft to see if it is the problem?......Do they install weights, and if so, how and where do they mount them? > > Would appreciate any info from you folks that have experience in this area..........................CHEERS!!!!.................................Gen e Smith. > >