KitchenAid KES6403 Semi-Automatic Espresso Machine Owner’s Manual

: June 12, 2024
: KitchenAid

Table of Contents

PARTS AND FEATURES
PRODUCT SAFETY
IMPORTANT SAFEGUARDS
SAVE THESE INSTRUCTIONS
PROGRAMING FUNCTION
CARE AND CLEANING
TROUBLESHOOTING GUIDE
WARRANTY AND SERVICE
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

KitchenAid KES6403 Semi-Automatic Espresso Machine Owner’s Manual

PARTS AND FEATURES

Milk Pitcher
Coffee Scoop
Tamper
Single wall 1 shot
Single wall 2 shot
Double wall 1 shot
Double wall 2 shot

Water Tank (Capacity: 47 ounces)
Water Tank Handle
Water Tank Lid
Cup Warmer
Drip Tray Plate
Drip Tray
Main Power On/Off Switch
Steam Wand
Steam Wand Release Button
Portafilter (58 mm)
Mode Button : Espresso : Steam : Hot Water
Dose Button : 1 (1 shot) : 2 (2 shot)
Clean Cycle Button
Start/Cancel Button
Empty Drip Tray Indicator
Group Hea

Features Parts

PRODUCT SAFETY

Your safety and the safety of others are very important.

We have provided many important safety messages in this manual and on your appliance. Always read and obey all safety messages.
This is the safety alert symbol.

This symbol alerts you to potential hazards that can kill or hurt you and others.
All safety messages will follow the safety alert symbol and either the word “DANGER” or “WARNING.” These words mean:

DANGER You can be killed or seriously injured if you don’t immediately follow instructions.

WARNING You can be killed or seriously injured if you don’t follow instructions.

All safety messages will tell you what the potential hazard is, tell you how to reduce the chance of injury, and tell you what can happen if the instructions are not followed.

IMPORTANT SAFEGUARDS

When using electrical appliances, basic safety precautions should always be followed, including the following:

Read all instructions.
Do not touch hot surfaces. Use handles or knobs.
Close supervision is necessary when any appliance is used by or near children.
To protect against fire, electric shock, and personal injury do not immerse cord, plugs, or appliance in water or other liquids.
Unplug from outlet when not in use and before cleaning. Allow to cool before putting on or taking off parts, and before cleaning
Do not operate any appliance with a damaged cord or plug or after the appliance malfunctions, or is dropped or damaged in any manner. Contact the manufacturer at their customer service telephone number for information on examination, repair, or adjustment.
The use of accessory attachments not recommended by the appliance manufacturer may result in fire, electric shock, or personal injury.
Do not use the appliance outdoors.
Do not let cord hang over edge of table or counter, or touch hot surfaces.
Do not place on or near a hot gas or electric burner, or in a heated oven.
Always turn the appliance off, then plug cord into the wall outlet. To disconnect, turn the appliance off, then remove plug from wall outlet.
Do not clean the Espresso Machine with abrasive cleaners, steel wool, or other abrasive materials.
PRODUCT SAFETY
Use extreme caution when using hot steam.
Do not use appliance for other than intended use.
Irritation to skin or eyes can occur if they come into contact with the descaling solution. Avoid skin and eye contact. Rinse off descaling solution with clean water. Obtain medical advice after eye contact.
Damage to delicate surfaces can occur after contact with the descaling solution. Remove any splashes immediately.
WARNING: To avoid the risk of injury, do not open the brew chamber during the brew process.

SAVE THESE INSTRUCTIONS

This product is designed for household use only.

ELECTRICAL REQUIREMENTS

**WARNING

**

Electrical Shock Hazard

Plug into a grounded 3 prong outlet.
Do not remove ground prong.
Do not use an adapter.
Do not use an extension cord.
Failure to follow these instructions can result in death, fire, or electrical shock.

Voltage: 120 V~
Frequency: 60 Hz
Wattage: 1460 W

NOTE: If the plug does not fit in the outlet, contact a qualified electrician or service person. Do not modify the plug in any way. Do not use an adapter.

Do not use an extension cord. If the power supply cord is too short, have a qualified electrician or service person to install an outlet near the appliance.

The cord should be arranged so that it will not drape over the countertop or tabletop where it can be pulled on by children or tripped over unintentionally

GETTING STARTED
First, clean all parts and accessories (See “Care and Cleaning” section). Place the Espresso Machine on a dry, flat, level surface such as a countertop or table.

Fill the Water Tank with fresh water (max. 47 ounces / 1.4 liters). Replace the Water Tank Lid.
Getting Started

Insert the Steam Wand until you hear a click.
Getting Started

IMPORTANT: Distilled water or mineral water can damage the Espresso Machine.
Do not use either to brew espresso.

WARNING

Electrical Shock Hazard

Plug into a grounded 3 prong outlet.
Do not remove ground prong.
Do not use an adapter.
Do not use an extension cord.
Failure to follow these instructions can result in death, fire, or electrical shock.

Plug into a grounded 3 prong outlet. Press the Main power switch to “ON (-)”.|
Electrical Instructions

The machine automatically pumps water into the heater and starts heating. When lights stop blinking, the Espresso Machine is ready for use.
Electrical Instructions

To rinse the Group Head, place a container under the Group Head. Toggle the Mode Button to select Espresso. Toggle Dose Button to 1 and press button. The machine will flush water through the Group Head and automatically stop when the cycle is complete.
Getting Started

To rinse the Steam Wand, direct the Steam Wand towards the Drip Tray or into a cup. Then, toggle the Mode Button to select Hot Water and press button to start. Allow water to flow for 3 to 5 seconds then, press button to stop.
Getting Started

PRODUCT USAGE

BREWING ESPRESSO

Select desired Filter basket (see Basket selection chart). Press the Filter basket into the Portafilter until it clicks into place.
Product Usage

Fill the Filter basket with fine Espresso coffee grounds (see Basket selection chart for dosing recommendations).
Product Usage

BASKET SELECTION CHART

Basket type	Shot	Dose (gram)	Use for

Tap the Portafilter to level the ground coffee bed and rest on a flat surface. Use the Tamper to tamp down the ground coffee. Sweep excess coffee grinds from the rim.
Product Usage

Position the Portafilter under the Group Head with the handle align to unlock. Raise the Portafilter into the Group Head and twist to the right side to lock.
Product Usage

Toggle the Mode Button to select Espresso. Toggle the Dose Button to select desired number of shots 1 (~ 1 ounce) or 2 (~ 2 ounces).
Product Usage

Press **** button to run selected Espresso cycle.

NOTE: Do not remove the Portafilter when brewing.
TIP: Shot duration should be between 20-30 seconds for 1 and 2 shot selections.

If less than 20 seconds: decrease grind size and/or increase tamp pressure.
If more than 30 seconds: increase grind size and/or reduce tamp pressure.

USING THE STEAM MODE FOR MILK

Toggle the Mode Button to select Steam. The machine will automatically start heating, indicated by the flashing Steam light. The Steam light will go solid when machine is ready for steaming.
Using Instructions

Fill the Milk pitcher with desired amount of cold milk.

TIP : Fill to bottom of the pour spout.
Using Instructions

Angle the Steam Wand towards the Drip Tray or into a cup. Press button to start. Once water turns to steam, press button to stop.
Using Instructions

Adjust the Steam Wand to desirable position. Submerge the tip of the Steam Wand just below the surface of milk in the Milk pitcher.
Using Instructions

Press **** button to initiate the steam.

Froth until desired level of foam and temperature is reached. To stop the steam, press **** button again.

To avoid splattering, wait until the steam stops before removing the Steam Wand from the milk.
Using Instructions

The Steam Wand can also dispense hot water which is great for an americano, tea, hot chocolate, etc. You can also use hot water to pre-heat cups.

Toggle the Mode Button to select Water.
Place a cup under the Steam Wand.
Using Instructions

Press Dose Button to select the volume of water 1 (~ 4 ounces) or 2 (~ 6 ounces). Press **** button to start water cycle. Water flows out from the Steam Wand.
Using Instructions

NOTE: You can pause the cycle by pressing button to stop the flow of water before the cycle complete

PROGRAMING FUNCTION

The Espresso Machine is equipped with programing functionality. Any customized settings will be saved even in the event power is lost to the machine.

PROGRAMING THE ESPRESSO AND HOT WATER AMOUNT

To change pre-programmed Espresso Volume for 1 or 2: Toggle the Mode

Button to select Espresso. Select the dose you desire to program (1 or 2). Press and hold button until desired espresso amount is reached in your cup. While programing your selected dose, the dose and the button lights will blink. Lights will stop blinking when programing is complete.
Programing Function

To change pre-programmed Water Volume for 1 or 2 : Toggle the Mode

Button to select Water. Select the dose you desire to program (1 or 2). Press and hold button until desired water amount is reached in your cup. While programing your selected dose, the dose and the button light will blink. Lights will stop blinking when programing is complete.

TIP: To restore all factory settings, Press and Hold “Dose Button” for 3 seconds. Changing the factory default Espresso or Water Volumes may impact the intended performance of the machine.

PROGRAMING THE WATER TEMPERATURE AND WATER HARDNESS

To change pre-programmed Water
Temperature: Toggle the Mode Button to select Espresso, press and hold for 3 seconds.

The indicator lights will show the default factory setting or previous saved setting (see Indicator light chart for reference).

Toggle the Mode Button between Low-MidHigh to select desired temperature. To save your selection, press **** button or wait for 10 seconds.
Programing Function

To change pre-programmed Water
Hardness: Toggle the Mode Button to Water, Press and hold for 3 seconds.

The indicator lights will show the default factory setting or previous saved setting (see Indicator light chart for reference).

Toggle the Mode Button between LowMid-High to select desired water hardness.

To save your selection, press **** button or wait for 10 seconds.

INDICATOR LIGHT CHART

Water Temperature or Water Hardness| | ****|
---|---|---|---
Low| | |
Medium| | |
High| | |

NOTE: Water Hardness
Low: 0 to 60 ppm
Medium: 60 to 120 ppm
High: more than 120 ppm

TIP: To restore all factory settings, Press and Hold “Dose Button” for 3 seconds.

All indicator lights will blink indicating that all settings are restored.

CARE AND CLEANING

For best results, regularly clean the Espresso Machine and accessories.

IMPORTANT: Unplug the Espresso Machine before cleaning. Allow the Espresso Machine and accessories to cool down.

NOTE: Do not use abrasive cleansers or scouring pads when cleaning the Espresso Machine, parts, or accessories. Do not immerse the Espresso Machine or cord in water or other liquids.

When the Drip Tray indicator rises and becomes visible above the surface of the Drip Tray Plate, empty the Drip Tray and rinse with warm water.
Care Cleaning

Phase 1: Place a container (~ 17 ounces) on the Drip Tray below the Group Head.

Press the Clean cycle ( ****) button for 3 seconds or until Clean light is solid. Then, press button to start first phase of decalcification cycle.

Start/Cancel ( ****) will blink fast after the first phase is complete. Empty the container.
Care Cleaning

Phase 2 : Place the container (~ 17 ounces) below the Steam Wand. Then, press button. Start/Cancel ( ) and Water

Mode lights will blink fast after the second phase is complete. Empty the container.
Care Cleaning

Phase 3: Place the container (~ 17 ounces) below the Steam Wand. Empty, rinse and refill the Water Tank with fresh water to Max fill line. Replace the Water Tank. Press **** button.

Start/Cancel ( ****) will blink fast after the third phase is complete. Empty the container.
Care Cleaning

Phase 4: Place the container (~ 17 ounces) on the Drip Tray below Group Head. Then, press button. Clean light and button light will blink fast after the fourth and final phase is complete. Empty the container.

Press button to complete the Clean cycle. Machine will go back into heating mode.
Care Cleaning

WINTER STORAGE CARE

IMPORTANT: To avoid damage, use and store your Espresso Machine where it will not freeze. Because some water remains inside the unit, freezing can damage the product. If storing or moving during freezing weather, purge your Espresso Machine.

To purge the Espresso Machine, ensure Steam Wand is attached and Water Tank is at least half full.

Place a cup under the Steam Wand nozzle.
Turn the Espresso Machine On, toggle the Mode Button to Steam. Press button. Once steam exits the Steam Wand for approximately 10 seconds, remove Water Tank and allow remaining water in the machine to exit through the Steam Wand.
Purging cycle will be complete once Espresso Machine stops and the Water mode will blink.
Turn the Main power On/Off (-) button to Off. Empty and re-install Water Tank. Then, unplug the Espresso Machine.

TROUBLESHOOTING GUIDE

WARNING

Electrical Shock Hazard

Plug into a grounded 3 prong outlet.
Do not remove ground prong.
Do not use an adapter.
Do not use an extension cord.
Failure to follow these instructions can result in death, fire, or electrical shock.

Problem	Solution
Espresso Machine will not start	Check if the Espresso Machine is securely

plugged into a grounded 3 prong outlet.
Check to see if the Main Power On/Off Switch is turned on.
If you have a circuit breaker box, then make sure the circuit is closed.
Espresso flows slowly or only drips| Coffee is ground too finely. Use slightly coarser grind.
Coffee tamped too hard. Use slightly lighter tamp between 30-40 lb or 15-20 kg of force.
Filter basket can be blocked. Use a pin to unblock the hole(s).
Machine might need to be descaled. Refer to the “Descaling the Espresso Machine” section.
Espresso flows too quickly| Coffee is ground too coarsely. Use slightly finer grind.
Not sufficient coffee in the filter basket. Increase dose of coffee. Refer to the “Basket selection chart” section.
Coffee tamped too softly. Use slightly firmer tamp between 30-40 lb or 15-20 kg of force.
Espresso flows over the edge of the Portafilter| Portafilter is not inserted in the Group Head properly. Ensure the Portafilter is completely inserted and rotated until the handle is aligned to the lock icon.
There are coffee grounds around the rim of the filter basket. Swipe excess coffee to ensure proper seal in the Group Head.
Too much coffee in the filter basket. Use lower dose of coffee. Refer to the “Basket selection chart” section.
Steam Wand is not producing hot water/ steam| Operating temperature has not been reached. Allow the machine to reach to the operating temperature.
Steam/hot from water flows Steam Wand
slowly| Steam Wand is partially blocked. Remove Steam Wand from Espresso Machine. Soak in cleaning solution and use a pin to clear out the hole and rinse with clear water.
Machine might need to be descaled. Refer to the “Descaling the Espresso Machine” section.
No Crema is being produced| Coffee is ground too coarsely. Use slightly finer grind.
---|---
Coffee tamped too softly. Use slightly firmer tamp between 30-40 lb or 15-20 kg of force.
Single wall filter basket might have been used with pre-ground coffee. Please see the “Basket selection chart” section.
Knocking/pumping sound occurs during espresso, steam, or hot water cycle| The Espresso Machine is going through a normal operation, therefore no action is required.
All Mode/Dose lights are blinking| Machine is in protection mode to avoid the pump from over heating. Turn Off the machine for 7.5 minutes.
The Steam light and all Dose lights are blinking| Machine is in the protection mode to avoid from overheating. Turn Off the machine for 10 minutes.
Water light continuously blinks| Ensure water is in the Water Tank and ensure Water Tank is properly assembled.
Steam Wand is blocked. Remove it from Espresso Machine and thoroughly clean it.
Coffee puck is too dense, adjust to larger grind size.If using a Double wall basket, then clean exit hole with a pin.
All lights are blinking at the same time| Turn off the Espresso Machine and unplug for approximately 10 minutes. Then, plug back in and restart the machine.If problem persists call service.
All lights are continuously on| Turn off the Espresso Machine and unplug for approximately 5 minutes. Then, plug back in and restart the machine. If problem persists call Service.
If the problem is not due to one of the above items| See the “Arranging for Service” chapter in the “Warranty and service” section. Do not return the Espresso Machine to the retailer as they do not provide service.

WARRANTY AND SERVICE

KITCHENAID® ESPRESSO MACHINE WARRANTY FOR THE 50 UNITED STATES, THE DISTRICT OF COLUMBIA, PUERTO RICO, AND CANADA

This warranty extends to the purchaser and any succeeding owner for KitchenAid Espresso Machine operated in the 50 United States, the District of Columbia, Puerto Rico, and Canada.

Length of Warranty:
One Year Full Warranty from date of purchase.

KitchenAid Will Pay for Your Choice of:
Hassle-Free Replacement of your Espresso Machine. See the next page for details on how to arrange for service, or call the Customer eXperience Center toll-free at 1-800-541-6390. OR

The replacement parts and repair labor costs to correct defects in materials and workmanship. Service must be provided by an Authorized KitchenAid Service Center.

KitchenAid Will Not Pay for:

Symbols

A. Repairs when your Espresso Machine is used in other than normal single family home use.
B. Damage resulting from accident, alteration, misuse or abuse.
C. Any shipping or handling costs to deliver your Espresso Machine to an Authorized Service Center.
D. Replacement parts or repair labor costs for Espresso Machine operated outside the 50 United States, District of Columbia, Puerto Rico, and Canada.

DISCLAIMER OF IMPLIED WARRANTIES; LIMITATION OF REMEDIES IMPLIED WARRANTIES, INCLUDING TO THE EXTENT APPLICABLE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE EXCLUDED TO THE EXTENT LEGALLY PERMISSIBLE. ANY IMPLIED WARRANTIES THAT MAY BE IMPOSED BY LAW ARE LIMITED TO TWO YEAR, OR THE SHORTEST PERIOD ALLOWED BY LAW. SOME STATES AND PROVINCES DO NOT ALLOW LIMITATIONS OR EXCLUSIONS ON HOW LONG AN IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS LASTS, SO THE ABOVE LIMITATIONS OR EXCLUSIONS MAY NOT APPLY TO YOU.

IF THIS PRODUCT FAILS TO WORK AS WARRANTED, CUSTOMER’S SOLE AND EXCLUSIVE REMEDY SHALL BE REPAIR OR REPLACEMENT ACCORDING TO THE TERMS OF THIS LIMITED WARRANTY. KITCHENAID AND KITCHENAID CANADA DO NOT ASSUME ANY RESPONSIBILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES. This warranty gives you specific legal rights and you may also have other rights which vary from state to state or province to province.

We’re so confident the quality of our products meets the exacting standards of KitchenAid that, if your Espresso Machine should fail within the first year of ownership, KitchenAid will arrange to deliver an identical or comparable replacement to your door free of charge and arrange to have your original Espresso Machine returned to us. Your replacement unit will also be covered by our one year limited warranty.

If your Espresso Machine should fail within the first year of ownership, simply call our toll-free Customer eXperience Center at 1-800-541-6390 Monday through Friday. Please have your original sales receipt available when you call. Proof of purchase will be required to initiate the claim. Give the consultant your complete shipping address. (No P.O. Box numbers, please.) When you receive your replacement

Espresso Machine, use the carton, packing materials, and prepaid shipping label to pack up

your original Espresso Machine and send it back to KitchenAid.

HASSLE-FREE REPLACEMENT WARRANTY – CANADA

We’re so confident the quality of our products meets the exacting standards of the KitchenAid brand that, if your Espresso Machine should fail within the first year of ownership, we will replace your Espresso Machine with an identical or comparable replacement. Your replacement unit will also be covered by our one year limited warranty.

If your Espresso Machine should fail within the first year of ownership, simply call our toll-free Customer eXperience Center at 1-800-807-6777 Monday through Friday. Please have your original sales receipt available when you call. Proof of purchase will be required to initiate the claim. Give the consultant your complete shipping address.

When you receive your replacement Espresso Machine, use the carton, packing materials, and prepaid shipping label to pack up your original Espresso Machine and send it back to KitchenAid.

ARRANGING FOR SERVICE AFTER THE WARRANTY EXPIRES, OR ORDERING ACCESSORIES AND REPLACEMENT PARTS

In the United States and Puerto Rico:
For service information, or to order accessories or replacement parts, call toll-free at 1-800-541-6390 or write to:

Customer eXperience Center, KitchenAid Small Appliances, P.O. Box 218, St. Joseph, MI 49085-0218

Outside the United States and Puerto Rico:
Consult your local KitchenAid dealer or the store where you purchased the Espresso Machine for information on how to obtain service.

For service information in Canada:
Call toll-free 1-800-807-6777.

For service information in Mexico:
Call toll-free 01-800-0022-767.

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