Description of procedures for installing a commode should include the following steps:
- Assemble tools and equipment.
- Install the closet flange by gluing to 3" PVC waste pipe.
- Insert the closet bolts into the collar.
- Place the wax ring seal over the commode collar.
- Place the commode assembly over the drain.
- Tighten the closet bolts.
- Connect the water supply line.
- Check for leaks and make adjustments.
Description of procedures for installing a urinal should include the following steps:
- Assemble tools and equipment.
- Check the location.
- Install the hangers, ensuring they are level.
- Hang the urinal on the hangers.
- Connect the trap.
- Connect the water.
- Check for leaks and adjust.
Description of procedures for installing a lavatory should include the following steps:
- Assemble tools and equipment.
- Mount sink brackets.
- Fit the lavatory into the brackets, sealing around the edges if the lavatory is to rest on a cabinet.
- Attach the lavatory to the rim.
- Coat the flange of pull-out plug with plumber's putty and set the plug in the lavatory.
- Coat the faucet flanges with plumber's putty and connect the faucets.
- Connect the water supply.
- Connect the drain line to the lavatory.
- Check for leaks and adjust.
Description of procedures for installing a shower should include the following steps:
- Assemble tools and equipment.
- Place thread-seal tape on the control valve heads and the shower pipe stub.
- Attach the shower head and valve to the shower pipe.
- Slide the escutcheon onto the shower pipe.
- Attach the shower pipe end to the roughed-in wall stub.
- Press the escutcheon against the wall covering hole and stub.
- Place the escutcheon over the water control valves and press against the wall.
- Attach the control valve handles with a screwdriver.
- Connect water and check for leaks.
Process/Skill Questions:
- What are the relevant safety precautions/procedures for installing plumbing fixtures (i.e., commode, urinal, lavatory, shower)?
- Why is it important to handle porcelain and chrome fixtures with extreme care?
- What are the basic considerations for locating and installing a urinal?
- What precautions should be taken when working with chrome finishes?