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Installation, Drain installation – American Standard 2390.202 User Manual

Page 4

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791174-100 Rev. G

INSTALLATION

AMERICAN
STANDARD

FINISHED TILE FLOOR

UNDERLAYMENT

SUB FLOOR

NAIL

OR

DRYWALL

SCREW

EVERY STUD

4

3

2

Remove Lift and Turn Stopper and Tailpiece Assembly from box and check that all
parts are included. Remove Lift and Turn Stopper Assembly from Tailpiece by setting
Stopper to closed position, and turning Stopper Knob counter-clockwise.
(Re-install Stopper after Drain installation is completed.)

Apply plumbers putty around drain hole and pipe thread compound on threaded
end of tailpiece.

Set Tailpiece in drain hole. (Lift and Turn Stopper Assembly should be removed,
and reinstalled after tub installation is completed.)

From underside of tub: Place Rubber Wedge Seal on Tailpiece, small end toward tub,
and center in hole, place Brass Washer on Tailpiece, and thread on Locking Nut, flange
side first. Tighten Locking Nut to obtain a uniform seal between Wedge Seal
and hole in tub.

DO NOT OVERTIGHTEN!

Final hook up to tub waste can be made using either internal threads in Tailpiece
(1-1/2 tubing 1-1/2—28 thd.), or external threads on Tailpiece (1-1/2—11-1/2 NPSM)
for appropriate tub fittings.

DRAIN INSTALLATION

TAILPIECE

RUBBER
DRAIN SEAL

BRASS DRAIN
WASHER

BRASS
DRAIN NUT

STOPPER
ASSEMBLY

STOPPER
KNOB

LIFT AND TURN
STOPPER ASSEMBLY

SET

TAILPIECE

APPLY PIPE JOINT
COMPOUND TO
THREADS

APPLY PLUMBERS
PUTTY

ASSEMBLE AND
TIGHTEN

TURN TO

REMOVE

STOPPER IN

CLOSED POSITION

(UNSCREW STOPPER ONCE IN

CLOSED POSITION TO REMOVE)

STOPPER IN

OPEN POSITION

1

2

3

4

1

2

4

3

2

STUD

SHIM

DRY WALL

TILE

SEALANT

TUB

2 x 4 WOOD
STRINGER
FULL LENGTH

ROOFING NAIL

2 x 4 WOOD
STRINGER
FULL LENGTH

STEEL

STUD

SHIM

DRY WALL

WASHER

TILE

SEALANT

TUB

4"
DRYWALL
SCREW

Below is shown typical cross sections of the tub rim
showing typical wall constructions.

WOOD STUDS

STEEL STUDS

Position bathtub within the recess, check level, front to back, side to side. Also
check drain clearance hole in sub floor. To secure the tub to wood studs, use
roofing nails immediately above the flange of the tub.
To secure the tub to steel studs, use drywall screws and flat washers. (See Step 4)
Caution: Take Extra Care When Driving Nails or Screws To Avoid Damaging
The Tub.
The tile or similar finished floor will be butted against the bottom of the
tub apron also holding the tub in place.

NOTE: Warranty will be voided if the drain is installed after the tub has been
set in place.