What tools do you need to replace a shower valve?
4 Tools Needed for Shower Valve Repair
- Screwdrivers. When you start the job, you will need to remove the valve cap or handle.
- Deep Well Socket. Once you have removed the escutcheon ring, you will need a deep well socket.
- Adjustable Wrench or Channel Lock Pliers.
- Teflon Tape or Pipe Dope.
What is seat wrench used for?
Valve seat replacement requires a plumbing seat wrench. This L-shaped tool has a head on one leg that’s designed to grip and unscrew the worn-out valve seat, and a head on the opposite leg designed to grip and screw in the new replacement seat.
When do you need to replace a valve seat?
For that reason, replacing valve seats is often necessary when reconditioning aluminum or cast iron cylinder heads. Another reason to replace a seat is if a valve has broken because the seat is not concentric with the guide. Misalignment between the seat and guide causes the valve stem to flex every time the valve closes.
What kind of seat insert do I need for a valve seat?
He recommends one of two different alloy seats depending on the application, either the “30000 Gold Series” valve seat inserts made of finely dispersed tungsten carbide in a matrix of tempered tool steel and alloy iron particles, or his company’s “70000 Diamond Series” inserts which use a higher temperature mix of tool steel and tungsten carbide.
What’s the best way to cut out a valve seat?
Stop cutting when the old seat begins to rotate in the head. What remains of the old seat can now be easily removed. Another method of cutting out a seat is to use a die grinder to slit and weaken the seat. Just be careful not to cut all the way through the seat and into the counterbore.
Do you need to replace valve guides before machined?
Any welding and/or straightening that may be needed must be done before remachining the valve seats or installing new inserts. Also, the valve guides should be replaced or reconditioned before the seats are machined.
