Dexter Nev-R-Adjust hub out-of-round
I read the long and very informative post from 2010 about the need for the hubs when using these self-adjusting brakes to be within 0.015 specification. When I hit the brakes it seems like there is a...
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I check suspected out of round drums with a dial indicator with a mag base. I've had pulsating brakes that checked round. The problem was brake material displacement on the drums surface wasn't the same ....which caused the brake pedal to pulsate. Same with brake rotors.
I've also had a new guy with his new brake shop set up on my trucks brake drums.
I had checked these drums with my dial indicator and all were perfectly round When he started the machine on the first one the cutter only contacted half the drums brake surface . I had him shut the machine off. What we found was his machine used the the hubs chamfer to center the hub. The chamfer was turned off center at the factory. The chamfer did not locate anything but was for clearance only.
I took the hubs and found =a shop that use the hubs centers for machining.
I've also had a new guy with his new brake shop set up on my trucks brake drums.
I had checked these drums with my dial indicator and all were perfectly round When he started the machine on the first one the cutter only contacted half the drums brake surface . I had him shut the machine off. What we found was his machine used the the hubs chamfer to center the hub. The chamfer was turned off center at the factory. The chamfer did not locate anything but was for clearance only.
I took the hubs and found =a shop that use the hubs centers for machining.
