Viki Technologies Espresso Cafe Operation manual

VKIPublication # 100218-001 February 2012
Operation & Service Manual

2
Contents
Safety Information.........................................................................4
Coffee MakerSpecifications..........................................................6
Coffee MakerOverview.................................................................8
Parts Identification................................................................................................8
System Status LED Indicator Panel..................................................................9
ProductSelection Handle....................................................................................9
Pod SlotCover (Professional Model Only).....................................................10
Cup Warmers (Professional Model Only).......................................................10
Connecting to a Water Supply.....................................................11
Drain Installation.........................................................................13
Installing the Milk Canister..........................................................15
Using the Coffee Maker...............................................................16
Coffee Pods.........................................................................................................16
Brewing a Beverage...........................................................................................16
Typesof BeveragesAvailable.....................................................17
Connecting the Programmer.......................................................18
Power-Up Diagnostic Routine...........................................................................19
Software Features.......................................................................20
Software Menu Navigation................................................................................20
Downloading Software Updates..................................................23
Maintenance................................................................................24
Emptythe Waste Bin..........................................................................................24
Cleaning a Milk Overflow...................................................................................24
Emptythe Drip Tray...........................................................................................25
Quick-Rinse Cycle..............................................................................................26
Forced Quick-Rinse............................................................................................26
Priming the Water System (on Power-Up).....................................................27
Dispensing Spoutand ProductTube Placement...........................................27
Using the Cleaning Tab...............................................................28
In-Place Cleaning (Sanitizing Cycle)...............................................................28
Emptying the Milk and Water Using the Cleaning Tab.................................31
Cleaning the Milk Conveyor ........................................................32
Open the Cover...................................................................................................32
Cleaning the Milk Conveyor Using a Wet/Dry Vacuum................................33
Manual Cleaning ofthe Milk Conveyor ...........................................................34

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Contents
Removing the Coffee Maker........................................................37
Emptythe Milk Conveyor...................................................................................37
Drain the Water (Reservoir and Heater).........................................................38
Storing the Coffee Maker...................................................................................39
General Information ....................................................................40
Replacing Major Components.....................................................41
Opening the Cover.............................................................................................41
Removing the Cover and Contour Panel........................................................42
Removing the Cover.......................................................................................42
Removing the Contour Panel .........................................................................43
Brewer..................................................................................................................44
Brewer Heads................................................................................................44
Brewer Motor.......................................................................................................45
Selection Ring & Board......................................................................................45
Water Heater.......................................................................................................46
Temperature Probe............................................................................................47
Thermal Cut-Off Switch .....................................................................................47
Water Reservoir..................................................................................................48
Water Level FloatSwitch...................................................................................49
Inlet Valve ............................................................................................................50
OutletValves.......................................................................................................51
Rebuilding an OutletValve................................................................................52
Control Board & Options Board........................................................................53
Water Pump Assembly......................................................................................54
Water Pump Harness/Diode-Bridge Assembly..............................................55
Milk Conveyor and Dispenser Motor...............................................................56
Whipper Motor.....................................................................................................57
Flow Meter...........................................................................................................58
ExhaustFan.........................................................................................................59
Main Power Switch.............................................................................................60
5 Amp CircuitBreaker........................................................................................61
15 Amp Fuse Holder Assembly........................................................................61
Replacing the 15 Amp Fuse...........................................................................61
Power Supply......................................................................................................62
Sensor Boards.....................................................................................................63
Cup Warmer (Professional Model)...................................................................63
Troubleshooting..........................................................................64
Error Messages...................................................................................................64
FAQ (Frequently Asked Questions).............................................67

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Safety Information
Your safety is very important to us. It is imperative that you read and
understand this safety information before proceeding with the
installation and operation of this coffee maker.
This coffee maker is designed for interior use ONLY and must
never be installed outdoors.
This equipment must be positioned so that the wall plug and the
main power switch are both easily accessible.
Do not connect the coffee maker to a voltage supply other than the
voltage indicated on the serialnumber decal.
Do not immerse this coffee maker or any part of this equipment in
liquid.
This coffee maker must be installed securely on a levelsurface. If it
does not appear to be a stable location, select another installation
location.
When the coffee maker is switched ON, a small quantity of water
may be dispensed as the system is purged. This water may be hot so
keep clear ofthe dispensing area.
To prevent serious injury or burns, do not place fingers directly into
the coffee pod slot and do not place any part of your body directly
over the coffee pod slot.
Keep hands clear of the dispensing area at the front of the coffee
maker. Liquids being dispensed are extremely hot and can cause
severe burns.
Never disconnect the coffee maker by pulling on the service cord,
and never use the coffee maker if the service cord is damaged.
Never attempt to override the safety features incorporated into the
equipment. They are there for your protection and should never be
bypassed under any circumstances.
This equipment must be used specifically for the purpose for
which it is designed. The manufacturer is not responsible for
damage or injury resulting from improper use of this equipment.

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Safety Information
Always switch the power OFF and disconnect the service cord
when cleaning the interior of the coffee maker. Components inside
the coffee maker can cause electrical shock resulting in personal
injury.
If the coffee maker is not working properly or appears to have a
fault, switch off the power, disconnect the service cord and call an
authorized technician immediately for service. Only qualified
personnel should perform service on this equipment.
The majority of the electrical components in the Espresso Café are
low voltage (and not 120 volts AC). Never connect these electrical
components to 120 volts AC.
The water system in this coffee maker is pressurized during a brew
cycle. This pressure must be released using the drain insert prior to
servicing the system.
Use caution when servicing the water heater or the outlet valves as
they may be extremely hot and can cause severe burns.
Use caution when working inside the coffee maker as there may be
sharp edges on some components that cancause cuts.
To prevent electricalshock, remove all jewelry (rings, watches, etc.)
when servicing the coffee maker.
Use only original manufacturer replacement parts in this coffee
maker. Unapproved replacement parts can result in personal injury,
fire and/or further damage to the equipment.
Do not lift the coffee maker using the drip tray. Lift the coffee
maker by the sides only.
Do notallow children to access this equipment. They are not aware
of the potential dangers that exist.
NOTE:
Whenever the unit is switched OFF, wait at least 5
seconds beforeswitching itON again.
Unauthorizedmodifications made tothis coffee maker canresult
in serious personal injury and/or damage to the equipment, and
voids allwarranties andcertifications.

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Coffee Maker Specifications
Voltage Rating 120 volts AC
Heater Wattage 1000watts
Weight 38 lbs (17 kg)
Cup Sizes – Espresso 1.5 fl. oz (45 ml)
–Cappuccino
7.0 fl. oz (210 ml)
–CaffèLatte
7.0 fl. oz (210 ml)
–Ameri cano 6.0 fl. oz (175 ml)
Water Heater Capacity 14 fl. oz (420 ml)
Water Reservoir Capacity 34 fl. oz (1 liter)
Temperature Control
Electronic Temperature Probe
Heating Time
2 minutes after initial installation
Brew Temperature*
194°F (96°C)
Brew Times –Espresso 30 seconds
–Cappuccino 50 seconds
–CaffèLatte 45 seconds
–Americano
50 seconds
Heater Protection
Yes
Overflow Protection
Yes
Circuit Protection • 5-amp circuit breakerfor electronics, valves &
motors
• 15-amp fusefor heater
Certification • UL Listed • CSA Approved
• NSF Approved
*NOTE: Forinstallationsat higher elevations, please contact your distributor or the
manufacturer for special “HIGH ALTITUDE” software.
Coffee Maker Dimensions
Height:
16 ¾ inches (42.5centimeters)
Width:
20 ⅛ inches (51 centimeters)
Depth:
15 ¼ inches (39centimeters)
Installation Requirements
Height:
16 ¾ inches (42.5centimeters)
Width:
20 ⅛ inches (51 centimeters)
Depth:
17 ¾ inches (45centimeters)

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To maintain the NSF Certification of this equipment, only original
OEM parts must be used. Using parts from an alternate source
will void NSFCertificationaswellas the equipmentwarranty.

8
Serial Number
Decal
Drip Tray
Waste
Bin
Inlet
Valve
Service
Cord
Pow er
Sw itch
Fuse &
Circuit
Breaker
Rear Viewof Machine
Coffee Maker Overview
Parts Identification
Coffee Pod Slot
SystemStatus
Indicator Panel
Drip
Tray
START
Button
Product Selection
Handle
Milk
Canister
Receptacle
Cup Warmers
(Professional Model On ly)

9
Coffee Maker Overview
SystemStatus LED Indicator Panel
The systemstatus indicator panel (located to the right of the pod slot) provides
information about any maintenance that may be required.
Product Selection Handle
To select a product, move handle left or right until it is aligned with the desired
beverage and press the greenSTARTbutton to begin the brewcycle.
Now ater –
checkwater
supply
Replace milk
canister
Empty waste
bin
Call for
Service
*See page 17for a
descriptionofthe
products available.
NOTE: The handle is designed to snap off if it is subjected to too much
pressure. If this happens, simply snap it back into position at an upward
angle.

10
Coffee Maker Overview
Pod Slot Cover (Professional Model Only)
The Espresso Café Professional model
is shipped with a cover for the coffee
pod slot. The cover should remain
installed on the equipment when it is
not in use, and should only be
removed when making a beverage.
After the beverage is prepared, re-
install the pod slot cover to prevent
foreign matter from falling into the
brewer.
Cup Warmers (Professional Model Only)
The Espresso Café Professional model is equipped with cup warmers. Place
glass or ceramic mugs upside down on the cup warmers and leave them in
place untilthey are required (at which time they will be warmto the touch).
Cup Warmers