Kraus Oletto KFF-2631 User manual

Single Handle Filtration Kitchen Faucet
KFF-2631
INSTALLATION GUIDE
www.kraususa.com I Toll Free: 1.800.775.0703 I © 2022 Kraus USA Plumbing LLC I REV. APR 08, 2022

Congratulations on the purchase of your new
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:
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
1

Prior to Installation:
•Make sure you have all necessary parts by checking the diagram and parts list. If
any part is missing or damaged, please contact Kraus Customer Service at 800-775-
0703 for a replacement
•
•
Pre-drilled countertop hole size requirement: 1-3/8”(min)
•
Max countertop thickness: 3-1/4”
Tools you will need:
13
Wrench Phillips Screwdriver Safety Goggles
Silicone Sealant
(optional)
Pipe Tape
2
to release any built-up pressure
Care & Maintenance
* To keep the product clean & shining, follow the steps below:
1. Rinse with clean water & dry with a soft cloth
2. Do not clean with soaps, acid, polish, abrasives or harsh cleaners
3. Do not use cloth with a coarse surface
4. Unscrew the aerator and clean when necessary
* This installation manual is subject to change without further notice.
ACID
Read all instructions and safety warnings and ensure you have all
and equipment necessary for a safe installation.
•
STOP

3
A. Spray Head
C. Rubber Washer
D. Metal Washer
F. Screws
Diagram and Parts List
. Weight Clip
t
B
M
.Quick C nector
C
B. Faucet Body
E. Mounting Nut
D
E
F
K
G
H
J
I
.
on
I
J
.
3/8” to 1/4” FilterAdapter
K .
Escutcheon
2.5 mm Hex Wrench
A
L
M
L
.Gasket
G
.Weigh
H

4
Faucet Dimension
Installer Tip:
3/8”-compression
5 1/8"
[131.2mm]
10 1/4"
[258.9mm]
20 7/8"
[530.2mm]
9 1/4"
[234.0mm]
10 3/4"
[273.2mm]
3/8”-filter tube
25
。
11"
[279.2mm]
9 5/8"
[244.5mm]
8 1/8"
[206.1mm]
3 1/4"
[81.6mm]
2 1/2"
[62.0mm]
2"
[52.0mm]
9 1/4"
[233.6mm]
7 7/8"
[199.8mm]
3 1/4"
[87.6mm]
20 5/8"
[525.2mm]

F
5
Step 1: Installing the faucet (Optional)
Shut water supply. Place faucet (B),
through the hole in countertop.
Secure the faucet (B) to the countertop using
the rubber washer (C), metal washer (D) and
mounting nut (E) provided. Tighten screws (F).
Step 2: Installing the faucet (Optional)
(2N.m
Max)
escutcheon (L) and gasket (M) one by one
Optional no escutcheon installation.
countertop, place faucet (B) through
the hole in countertop. Secure the
faucet (B) to the countertop using the
rubber washer (C),
and mounting nut (E) provided. Tighten
screws (F). Do not overtighten. If the
escutcheon (L) will be used, installation
method described in step2.
metal washer (D)
B
C
D
EF
(2N.m
Max)
F
F
E
C
D
B
L
M

Step 3: Securing the faucet assembly
Securing the faucet assembly
Install the weight clip (H) at the point of
the hose marking "weight here". Insert
the weight (G) onto the weight clip (H)
by sliding it down onto the weight clip (H).
Step 4:
6
Weight
here
Weight
here
H
G
and attach it to the receiving block (a). Pull
down moderately to ensure the connection
has been made.
a
I

Step 5: Connect waterlines to main valve
7
Attach waterlines to angle stops and tighten
until snug. Turn on angle stops and check for
leaks (DO NOT TURN FAUCET ON).
installed before connecting to the main valve.
moderately to ensure the connection has been
made.
bNOTE: 3/8’’ typical connection attached. 1/4’’
connector / reducer included in the box for
A-typical connections.
NOTE: Please make sure lter washers are

8
Filtered Cold Water Function
Make sure the the faucet is closed and do not
open the handle outward, as shown in the Fig 1.
Maintain the state of the Fig 1, pulling the
handle towards yourself will activate the filtered
water, as shown in the Fig 2.
Flush the water lines for one minute. This flushes
away any debris that could cause damage to
internal parts. Check for leaks.
Maintain the state of the Fig 1, pushing the
handle away from yourself will tur e
filtered water, as shown in the Fig 2.
Fig 1
Fig 2
Keep inward
ON
OFF
Unfiltered Water Function
Pull the hose assembly out of the spout and
remove the spray head (A) by unscrewing it from
the hose in a counterclockwise direction. Be
sure to hold the end of the hose down into the
sink and turn the faucet to the warm position
where it mixes hot and cold water.
Pulling the handle towards yourself will turn
the water to hot. Pushing the handle away
from yourself will turn the water to cold.
Flush the water lines for one minute. This
flushes away any debris that could cause
damage to internal parts. Check for leaks.
Re-tighten any connections if necessary, but
do not overtighten. Reinstall the spray head (A)
by hand tightening it back onto the spray
hose in a clockwise direction.
Opnne
Cold
Hot
A
NOTE: Please make sure washer is installed
attaching spray head to hose.
Step 6: Flushing and checking for leaks

Replacement Parts
1. Spray Head
Replacement Parts List Part #
2. Washer
3. Sprayer Hose
5. Spring Assembly
6. Cartridge
7. Bonnet Nut
9. Handle
10. Set screw
11. Cover button
Finish / Color
KP27387
KP27234
KP27258
KP27259
KP27260
KP27001
KP27250
KP27251
KP27252
8. Cap
4. Inverter KP27254
12. Hex wrench
KP27002
SFS, MB,SFACB*
KP27020
BL,GR*
13. Block KP27073
*Denotes faucet component color options: SFS - Spot Free Stainless Steel ; MB - Matte Black;
SFACB - Spot Free Antique Champagne Bronze;
SFS, MB, SFACB*
14. O-ring
15. Filter Washer
KP27092
16. Connector
KP27167
KP27237
17. Escutcheon
18.
KP27261
19.
Rubber & metal washer
KP27074-WH
SFS,MB,SFACB*
SFS, MB,SFACB*
20.
Mounting Nut & Screw
21.
Weght & Clip Assembly
KP27090
1.8GPM Flow Restrictor
KP27236
KP27079
4
1
678
9
10
11
12
17
16
20 14
18
13
3
5
2
GRSFS,BLMB,
BL,GR*
SFS,MB,SFACB*
15
19
21
22
22. Quick connector
assembly
BLSFACB*
KP27028
9

Troubleshooting
If you have followed the instructions carefully and your faucet still does not work
properly, take the following coorective steps:
P R O B L E M C A U S E A C T I O N
Leakage under the
handle
Bonnet nut (7) has
come loose
Remove the cover button (11).
Loosen set screw (10) with hex
wrench (12). Remove the
handle (9). Unscrew cap (8) (by
hand only). Tighten bonnet nut
(7) with an adjustable wrench
The aerator has an
irregular or reduced
water flow
The aerator is dirty or
mis-fitted
Remove the aerator and
check for debris.
Ensure that the rubber
washer is properly installed.
completely
Cartridge may need to
be adjusted or replaced
Remove the cover button (11).
Loosen set screw (10) with hex
wrench (12). Remove the
handle (9). Unscrew cap (8) (by
hand only). Tighten bonnet nut
(7) with an adjustable wrench.
Remove the cartridge (6).
Check for cracks
There is a low flow of
water.
The filter washer in the
hose connectors is dirty.
Turn o the water supply at
water valve and unscrew the
hose connectors from water
supply lines. Clean the filter
washer in the water lines with
hot water, removing any debris
or calcium build up
10

Codes/Standards Applicable:
UPC
CR
APM
TM
NSF/ANSI 372
NSF/ANSI 61 ASME A112.18.1
1.8GPM 6.8L/min maximum
11
Faucet - Lifetime Limited Warranty
Kraus USA Plumbing, LLC (“Kraus”) extends this warranty to the original purchaser for personal household use of the
Faucet when purchased from an authorized Kraus dealer and in the location of original installation. This warranty is
non-transferable.
Kraus warrants the structure and finish of the Faucet to be free from defects in material and workmanship under normal
usage for as long as the original purchaser resides in the residence in which the Faucet was first installed.
Kraus warrants the Faucet's sprayhead assembly (including the engine, aerators, structure, restrictors, back flow
preventers, sprayer hoses, braided supply line hoses which encompasses nylon, silicon and stainless steel) of the product
to be free from defects in material and workmanship under normal usage for a period of one (1) year from the date of
purchase.
Kraus warrants the Faucet's cartridge to be free from defects in material and workmanship under normal usage for a
period of five (5) years from the date of purchase.
Any product reported to the authorized dealer or to Kraus as being defective within the warranty period will be repaired
or replaced with a product of equal value at the option of Kraus.
Commercial Warranty
Kraus USA Plumbing, LLC (“Kraus”) warrants its Products for a period of one (1) year to commercial purchasers of
Products used in industrial, commercial and business applications.
Care and Cleaning Instructions
Certain cleaning products may cause damage to a Product's finish and use of the following on the Product will void this
warranty:
Abrasive cleaners such as powders, bleach, ammonia, alcohol or chorine
Abrasive pads, steel wool or wire brushes
What is Not Covered
This warranty does not cover Products that were discontinued when purchased or display Products, whether such
Products were purchased at discount outlets, unauthorized dealers, and/or sold on clearance. This warranty does not
cover any free gifts included with purchase.
This warranty does not cover damage resulting from neglect, misuse (including use for an unintended application),
abuse, carelessness, accident, hard water or mineral deposits, exposure to corrosive materials, improper maintenance,
alteration of the Product, or failure to follow care, cleaning or installation instructions enclosed with your Product. Kraus
recommends that all Kraus Products be installed by a fully licensed and insured trade professional with experience in the
installation of bathroom and/or kitchen manufactured goods.
R
LEAD FREE
I
&
OR
T
•
•
UPC
CR
NSF/ANSI/CAN 61: Q ≤ 1

Download the Kraus Care & Maintenance Guide at:
http://www.kraususa.com/maintenance
12
How to Make a Warranty Claim
If you are a consumer purchaser, please contact a Kraus Customer Service Representative at:
Kraus USA Plumbing, LLC
12 Harbor Park Drive
Port Washington, NY 11050
Toll-free 800-775-0703
[email protected]
If you are a plumbing contractor or trade professional, please contact a Kraus Pro Representative at:
Kraus USA Plumbing, LLC
12 Harbor Park Drive
Port Washington, NY 11050
516-801-8955
[email protected]
If you are an authorized partner, please contact a Partner Support Representative at:
Kraus USA Plumbing, LLC
12 Harbor Park Drive
Port Washington, NY 11050
516-801-8954
[email protected]
In requesting warranty service, please be ready to provide your proof of purchase and a description of the problem. Shipping charges
will be covered for the first (1) year of the warranted replacement part or product (HI, AK, and Puerto Rico shipping charges may apply).
International shipping fees are not included.
Limitation on Duration of Implied Warranties
Please note that some states/provinces (including Quebec) do not allow limitations on how long an implied warranty lasts, so the
below limitations may not apply to you. TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, ANY IMPLIED WARRANTY,
INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND OF FITNESS FOR A PARTICULAR PURPOSE, IS LIMITED TO
THE STATUTORY PERIOD OR THE DURATION OF THIS WARRANTY, WHICHEVER IS SHORTER.
Limitation of Special, Incidental or Consequential Damages
Please note that some states/provinces (including Quebec) do not allow the exclusion or limitation of special, incidental or
consequential damages, so the below limitations and exclusions may not apply to you. TO THE MAXIMUM EXTENT PERMITTED BY
APPLICABLE LAW, THIS WARRANTY DOES NOT COVER, AND KRAUS USA PLUMBING, LLC SHALL NOT BE LIABLE FOR, ANY SPECIAL,
INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING LABOR CHARGES TO REPAIR, REPLACE, INSTALL OR REMOVE THIS
PRODUCT), WHETHER ARISING OUT OF BREACH OF ANY EXPRESS OR IMPLIED WARRANTY, BREACH OF CONTRACT, TORT, OR
OTHERWISE.
This warranty gives you specific legal rights, and you may also have other rights which vary from state/province to state/province.
R

IMPORTANT
Register Your Kraus Product
REGISTER TODAY
http://www.kraususa.com/registration
Activate Your Warranty
Access Premium Customer Support
Get Product Information
www.kraususa.com