Kraus KWT311-15, KWT311-15-316, KWT321-15, KWT321-15-316, KWT301-25 INSTALLATION MANUAL

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INSTALLATION MANUAL

KWT311-15, KWT311-15/316, KWT321-15,

KWT321-15/316, KWT301-25, KWT311-25,

KWT311-25/5.5, KWT300-28, KWT310-28,

KWT300-30, KWT302-30, KWT310-30,

KWT300-33, KWT302-33, KWT310-33/PGM

Kore Workstation Stainless

Steel Dual Mount Kitchen Sinks

www.kraususa.com I Toll Free: 1.800.775.0703 I © 2018 Kraus USA Inc. I REV. February 2, 2021

Congratulations on the purchase of your new Kraus plumbing fixture!

Please keep the box and packaging materials until your product is completely installed. If you have
any questions, require technical assistance or have any problems with your product:

2

Please contact our Customer Service Team
1-800-775-0703 / [e-mail]

Have the model number available and retain a copy of your receipt with purchase date for
reference.

If for any reason this product does not meet your expectations, please be sure to repack this
product in the original box and packaging material to avoid damage during transit.

DO NOT RETURN TO STORE

STOP

3

Tools you will need:

NOTE: Specialized tools may be necessary to install Kraus Stainless Steel Kitchen sinks with
countertop materials other than wood, marble or granite.

For technical assistance or replacement parts, please contact Kraus Customer Service
and one of our representatives will be happy to help:

Toll-Free: 800-775-0703 or [e-mail]

The step-by-step guidelines in the installation instructions are a general reference for installing a Kraus sink. Should
there be any discrepancies, Kraus cannot be held liable. It is recommended to install all Kraus products by hiring a

licensed professional.

Prior to Installation:

· Make sure that you have all necessary parts by checking the parts list. If

any part is missing or damaged, please contact Kraus Customer Service at
800-775-0703 for a replacement

· Inspect the sink prior to installation to make sure that it has not been

damaged or during shipping

· Use the cut-out template provided by Kraus

· Observe all plumbing and building codes according to your state

requirements

Safety Goggles

Silicone Adhesive

Jig Saw

Phillips Screwdriver

Putty Knife

Tape Measure

Pencil

Scissors

Screwdriver

Drill

44

KWT311-25/5.5

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN1-25

· Strainer ST-1

· Drain Cap STC-2

· Cutting Board KCB-WS102BB

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

KWT300-28

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN6-28

· Strainer ST-1

· Drain Cap STC-2

· Cutting Board KCB-WS103SA

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

KWT310-28

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN1-28

· Strainer ST-1

· Drain Cap STC-2

· Cutting Board KCB-WS103BB

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

KWT300-30

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN6-30

· Strainer ST-1

· Drain Cap STC-2

· Cutting Board KCB-WS103SA

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

Parts List

KWT311-15 & KWT311-15/316

· Cut-Out Template

· Mounting Hardware

· Strainer ST-1

· Drain Cap STC-2

· Cover Board KCB-WS13BB

KWT321-15 & KWT321-15/316

· Cut-Out Template

· Mounting Hardware

· Strainer ST-1

· Drain Cap STC-2

· Cover Board KCB-WS14BB

KWT301-25

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN6-25

· Strainer ST-1

· Drain Cap STC-2

· Cutting Board KCB-WS102SA

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

KWT311-25

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN1-25

· Strainer ST-1

· Drain Cap STC-2

· Cutting Board KCB-WS102BB

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

55

KWT310-33/PGM

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN1-33/PGM

· Strainer ST-1/PGM

· Drain Cap STC-2/PGM

· Cutting Board KCB-WS103AC

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

Parts List

KWT302-30

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-WSU1-30 x 2

· Strainer ST-1 x 2

· Drain Cap STC-2 x 2

· Cutting Board KCB-WS103BB

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

KWT310-30

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN1-30

· Strainer ST-1

· Drain Cap STC-2

· Cutting Board KCB-WS103BB

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

KWT300-33

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UN6-33

· Strainer ST-1

· Drain Cap STC-2

· Cutting Board KCB-WS103BC

· Rolling Mat KRM-11LG

· Soap Dispenser Hole Cap

KWT302-33

· Cut-Out Template

· Mounting Hardware

· Bottom Grid KBG-UND1-33 x 2

· Strainer ST-1 x 2

· Drain Cap STC-2 x 2

· Cutting Board KCB-WS103SA

· Rolling Mat KRM-11BL

· Soap Dispenser Hole Cap

66

Dimensions:

Model #: KWT321-15 & KWT321-15/316
Sink Dimensions: 15” x 15” x 9”
Min Cabinet Size: 18”

Model #: KWT311-15 & KWT311-15/316

Sink Dimensions: 15” x 22” x 9”

Min Cabinet Size: 18”

Model #: KWT301-25

Sink Dimensions: 25” x 22” x 9”

Min Cabinet Size: 27”

Model #: KWT311-25
Sink Dimensions: 25” x 22” x 9”
Min Cabinet Size: 27”

16"

(406.4mm)

17"

(431.8mm)

5"

(127mm)

22"

(558.8mm)

15"

(381mm)

13"

(330.2mm)

Ø1 3/8"

(35mm)

2"

(50.8mm)

4"

(101.6mm)

3 1/2"

(90mm)

R 0"

(0mm)

9"

(229mm)

9 3/8"

(239.1mm)

11"

(279.4mm)

15"

(381mm)

15"

(381mm)

13"

(330.2mm)

12"

(304.8mm)

1 1/2"

(38.1mm)

3"

(76.2mm)

3 1/2"

(90mm)

4 1/2"

(114.3mm)

R 0"

(0mm)

9"

(229mm)

9 1/2"

(240.1mm)

Ø1 3/8"

(35mm)

25"

(635mm)

23"

(584.2mm)

16"

(406.4mm)

17"

(431.8mm)

4"

(101.6mm)

22"

(558.8mm)

9"

(228.7mm)

5"

(127mm)

Ø1 3/8"

(35mm)

9 1/2"

(240.1mm)

R 0"

(0mm)

3 1/2"

(90mm)

25"

(635mm)

23"

(584.2mm)

16"

(406.4mm)

17"

(431.8mm)

5"

(127mm)

5"

(127mm)

3 1/2"

(89mm)

22"

(558.8mm)

9"

(228.6mm)

9 1/2"

(240.1mm)

8 3/4"

(222.3mm)

2"

(50.8mm)

4"

(101.6mm)

3 1/2"

(90mm)

1"

(25.4mm)

Ø1 3/8"

(35mm)

R 0"

(0mm)

7

Dimensions:

Model #: KWT300-28
Sink Dimensions: 28” x 22” x 9”
Min Cabinet Size: 30”

Model #: KWT311-25/5.5*

Sink Dimensions: 25” x 22” x 5.5”

Min Cabinet Size: 27”

Model #: KWT310-28
Sink Dimensions: 28” x 22” x 9”
Min Cabinet Size: 30”

Model #: KWT300-30

Sink Dimensions: 30” x 22” x 9”

Min Cabinet Size: 33”

Typical note: *= Special Order

25"

(635mm)

23"

(584.2mm)

16"

(406.4mm)

17"

(431.8mm)

5"

(127mm)

5"

(127mm)

3 1/2"

(89mm)

22"

(558.8mm)

5 1/2"

(140mm)

2"

(50.8mm)

4"

(101.6mm)

3 1/2"

(90mm)

1"

(25.4mm)

Ø1 3/8"

(35mm)

5 1/4"

(134.4mm)

R 0"

(0mm)

16"

(406.4mm)

17"

(431.8mm)

5"

(127mm)

22"

(558.8mm)

Ø1 3/8"

(35mm)

28"

(711.2mm)

26"

(660.4mm)

3 1/2"

(89mm)

5"

(127mm)

2"

(50.8mm)

1"

(25.4mm)

4"

(101.6mm)

R 0"

(0mm)

9"

(229mm)

8 3/4"

(222.3mm)

9 1/2"

(240.1mm)

28"

(711.2mm)

26"

(660.4mm)

16"

(406.4mm)

17"

(431.8mm)

5"

(127mm)

22"

(558.8mm)

R 0"

(0mm)

30"

(762mm)

28"

(712mm)

16"

(406.4mm)

17"

(431.8mm)

5"

(127mm)

9"

(228.5mm)

22"

(558.8mm)

4"

(101.6mm)

9"

(228.7mm)

9 1/2"

(240.1mm)

3 1/2"

(90mm)

3 1/2"

(90mm)

Ø1 3/8"

(35mm)

Ø1 3/8"

(35mm)

3 1/2"

(90mm)

9 1/2"

(240.1mm)

R 0"

(0mm)

Dimensions:

Model #: KWT310-30
Sink Dimensions: 30” x 22” x 9”
Min Cabinet Size: 33”

Model #: KWT302-30

Sink Dimensions: 30” x 22” x 9”

Min Cabinet Size: 33”

Model #: KWT300-33
Sink Dimensions: 33” x 22” x 9”
Min Cabinet Size: 36”

Model #: KWT302-33

Sink Dimensions: 33” x 22” x 10”

Min Cabinet Size: 36”

3 1/2"

(90mm)

Ø1 3/8"

(35mm)

30"

(762mm)

28"

(711.2mm)

16"

(406.4mm)

9"

(228.6mm)

17"

(431.8mm)

5"

(127mm)

5"

(127mm)

8 1/2"

(215.9mm)

3 1/2"

(89mm)

2"

(50.8mm)

1"

(25.4mm)

4"

(101.6mm)

22"

(558.8mm)

9 1/2"

(240.1mm)

R 0"

(0mm)

3 1/2"

(90mm)

Ø1 3/8"

(35mm)

30"

(762mm)

28"

(711.2mm)

16"

(406.4mm)

17"

(431.8mm)

5"

(127mm)

3 1/2"

(89mm)

2"

(50.8mm)

1"

(25.4mm)

4"

(101.6mm)

22"

(558.8mm)

13 7/8"

(353.6mm)

13 7/8"

(353.6mm)

1/8"

(4mm)

R 0"

(0mm)

9"

(228.6mm)

9 1/2"

(240.1mm)

3"

(76.2mm)

9"

(228.5mm)

4"

(101.6mm)

16"

(406.4mm)

17"

(431.8mm)

22"

(558.8mm)

5"

(127mm)

33"

(838.2mm)

31"

(787.4mm)

5"

(127mm)

17"

(431.8mm)

22"

(558.8mm)

4"

(101.6mm)

33"

(838.2mm)

31"

(787.4mm)

10"

(254.1mm)

15.4"

(391.7mm)

15.4"

(391.7mm)

Ø1 3/8"

(35mm)

R 0"

(0mm)

9 1/2"

(240.1mm)

3 1/2"

(90mm)

10 1/2"

(266.7mm)

3 1/2"

(90mm)

16"

(406.4mm)

Ø1 3/8"

(35mm)

R 0"

(0mm)

6 1/8"

(155mm)

9

Dimensions:

Model #: KWT310-33/PGM

Sink Dimensions: 33” x 22” x 9”

Min Cabinet Size: 36”

9"

(229mm)

8 1/2"

(215.9mm)

4"

(102mm)

Ø1 3/8"

(35mm)

5"

(127mm)

16"

(406mm)

17"

(432mm)

22"

(559mm)

3 1/2"

(90mm)

5"

(127mm)

33"

(838mm)

31"

(787mm)

2"

(50.8mm)

3 1/2"

(89mm)

1"

(25.4mm)

9 1/2"

(240.1mm)

R 0"

(0mm)

10

Step 1. Position Template

· Check the cut-out template against the actual sink to ensure a proper

sized cut-out.

· Place the cut-out template in the desired location on the countertop.

NOTE: Make sure clearance is suitable for backsplash, faucet and plumbing for the sink.

Step 2. Trace Template

· Trace template on countertop with a pencil.

Paper Template

Paper Template

Top Mount Installation

11

Step 3. Cut Countertop

· Cut the opening in the countertop by carefully following the traced line.

NOTE: Please use the appropriate saw that best fits your countertop material.

Step 4. Attach Mounting Hardware

· Attach mounting hardware to the prongs protruding from the underside of the sink rim.

· Make sure the hooked side of the mounting clip is facing away from the sink.

12

NOTE: Maximum countertop thickness for Top Mount installation is 1 1/2".

Push

13

Step 5. Apply Silicone or Plumber's Putty

· Clean and dry the surface around the opening of the sink.

· Turn the unit upside down to apply sealant. Apply silicone-based sealant (not included) underneath the edge of the

sink.