Moen 8455, 8450, 8410, 8416, 8415 Installation, Flushing, Lift Rod & Waste Assembly

Models: 8455 8416 8410 8415 8450

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Installation
PLUMBERS
PUTTY
MAX 2-1/2"
MIN 1-1/2"
MOUNTING
NUT
DRAIN
BODY
8" PIPE JOINT
COMPOUND
(NOT
FURNISHED)
TAILPIPE
DRAIN
PLUG
VANDALPROOF
HOLE
SEAT

Installation

Be sure lavatory or mounting surface is clean and dry. Place a bead of plumber's putty around the inside lip of the gasket, position gasket on deck. Assemble clamp bars, spacers if needed, and mounting nuts to escutcheon sutds. Tilt clamp bars back as shown in illustration, then place faucet supplies and sutds down through the deck holes.

WARNING: Hold the faucet connection nipples with a wrench when tightening to prevent twisting and collapse of the tubing.

Flushing

IMPORTANT:

HOLD WITH

FAUCET

CONNECTION

WRENCH

NIPPLE

 

NUT

TIGHTEN

Pipe chips, sand, stones and other solids found in new and renovated plumbing can damage the sealing surface of the faucet cartridge and cause a leak. To avoid damage, DO NOT OPERATE VALVE until you have followed these instructions:

1.After installing and connecting your new faucet turn the valve on in the full cold position (handle pointing to the right) and turn on the cold supply for 15 seconds.

2.Without closing the valve turn to the full hot position (handle pointing to the left) and turn on the hot supply for 15 seconds.

3.Close the valve, unscrew aerator from the end of the spout and clean the cone screen.

4.Replace aerator. Check for leaks.

Lift Rod & Waste Assembly

(For model with grid strainer assembly follow steps 1-3 only)

1.Thoroughly clean around drain opening in lavatory basin. Apply 1/4 inch bead of plumber's putty (not furnished) around the underside of seat (as shown).

2.Apply pipe joint compound or thread seal tape (not furnished) to top threaded end of the drain body. Slip drain body up through the drain opening and screw seat on the drain body.

3.Position the drain body (with pivot rod opening extending rear- ward) and tighten mounting nut until the drain body is snug. Wipe excess plumber's putty from the seat area. Apply pipe joint compound (not furnished) to top threaded end of tailpipe and

screw into the drain body. Tighten firmly by hand.

4. Position the drain plug in either of the following ways:

A. VANDALPROOF - This design is to prevent unauthorized removal of the drain plug. Unscrew the pivot nut and remove the pivot rod. Inside the drain body position the pivot rod through the drain plug hole as shown in the illustration below. Screw the pivot nut back on the drain body. DO NOT OVERTIGHTEN.

B. EASY REMOVAL - This design is for quick removal of drain plug for cleaning. Just drop in the drain plug as shown in the illustration below.

A. VANDALPROOF

B. EASY REMOVAL

 

POSITION FOR

 

EASY REMOVAL

LIFT ROD

Flushing AND KNOB

BASIN

LIFT ROD

STRAP

SCREW

2-1/8"

PIPE

 

 

JOINT

 

 

COMPOUND

 

1-1/2"

OR THREAD

LIFT ROD

SEAL TAPE

 

(NOT

STRAP

 

FURNISHED)

 

BOTTOM GASKET

Lift Rod & Waste Assembly FLAT WASHER

SPRING

CLIP

PIVOT NUT

PIVOT ROD

SEAT

PIVOT

ROD

(For model with grid strainer assembly follow steps 1-3 only) 1-1/4"

PIVOT ROD

VANDALPROOF

PIVOT ROD

5.Hook up lift rod and knob, lift rod strap and spring clamp as shown.

6.With the drain plug in full open position, adjust lift rod and knob to clear faucet and tighten lift rod strap screw.

MT138A

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Moen 8455 Installation, Flushing, Lift Rod & Waste Assembly, For model with grid strainer assembly follow steps 1-3 only