How to repair a Sayco tub and shower body step O

Make sure the rubber O ring from the old stem has been removed, and that the new O ring on the new faucet stem is in place, 2 O rings will not allow the faucet stem to sit properly, and will cause a leak, use the stem tool to tighten the new stem into the shower body, make sure it is tight, but don't over tighten it, it is only brass.
Now the new packing nut, this nut needs to be tightened, it does not come tight from the factory, if you do not tighten it, it will leak back into the wall causing damage to the wall and floor behind the tub. Next Page

Sayco cold water