Jetinno JLTT-IN6C 6, JLTT-ES3C, JLTT-IN4C 4, JLTT-IN5C 5, JLTT-2xFB4C Service Manual

SERVICE MANUAL

Guangzhou Jetinno Electronics Appliance CO.,Ltd.
3/Floor, No. 3, Qiming building, Tianfeng Road, Science Park, Luogang District, Guangzhou, PRC (510660)

www.jetinno.com

2 Service Manual JLES4C

Contents

SERVICE MANUAL ................................................................................................................. 1

1 BEFORE USE ................................................................................................................... 4

1.1 ABOUT THIS MANUAL ............................................................................................................. 4

1.2 IMPORTANT SAFTY ADVICE ................................................................................................... 5

1.3 WEAR PARTS ........................................................................................................................... 5

1.4 PACKAGING MATERIAL DISPOSAL ....................................................................................... 6

1.5 MACHINE OUT OF ORDER ..................................................................................................... 6

2 ABOUT THIS MACHINE.................................................................................................... 7

2.1 MACHINE CHARACTERISTICS ............................................................................................... 7

2.1.1 GENERAL INFORMATION ................................................................................................ 7

2.2 USER INTERFACE ................................................................................................................... 8

2.3 MACHINE CONFIGURATIONS ................................................................................................ 9

2.4 MACHINE HYDRAULICS PLAN ............................................................................................. 11

3 TRANSPORT AND STORAGE ....................................................................................... 11

3.1 TRANSPORT ........................................................................................................................... 11

3.2 STORAGE AND TRANSPORT ENVIRONMENT ................................................................... 12

3.3 SWITCH OFF THE MACHINE ................................................................................................ 12

4 MACHINE DESCRIPTION ............................................................................................... 12

4.1 POSITIONING OF THE MACHINE ......................................................................................... 12

4.2 ADD-ON UNIT BESIDE THE MACHINE ................................................................................. 12

4.3 DRINKS SALES PRICE .......................................................................................................... 13

4.4 WATER SUPPLY ..................................................................................................................... 13

4.5 DEFENITION OF USER GROUPS ......................................................................................... 13

5 INSTALLATION ............................................................................................................... 13

5.1 UNPACK THE MACHINE ........................................................................................................ 14

5.2 PUTTING UP ........................................................................................................................... 14

5.3 OPEN THE MACHINE ............................................................................................................. 14

5.4 CONNECT THE MACHINE TO WATER MAINS ..................................................................... 16

5.5 CONNECT THE MACHINE ELECTRCITY MAINS ................................................................. 16

5.6 FILL THE CONTAINERS ......................................................................................................... 17

5.7 PUT WASTE BINS ON TO THE MACHINE ............................................................................ 18

5.8 SWITCH ON THE MACHINE .................................................................................................. 18

5.9 FILL THE BOILER ................................................................................................................... 19

5.10 MACHINE QUICK SETTING UP ............................................................................................. 19

5.10.1 CALIBRATE THE GRINDER ............................................................................................ 19

5.10.2 CALIBRATE THE CONTAINER ....................................................................................... 21

5.10.3 SET THE DRINK RECIPE ............................................................................................... 25

5.10.4 SET THE MACHINE VENDING MODE ........................................................................... 28

6 USE THE MACHINE (END USER) .................................................................................. 30

6.1 GET THE DRINK FROM MACHINE ....................................................................................... 30

7 CLEANING AND MAINTENANCE ................................................................................... 31

7.1 SAFETY REGULATIONS FOR CLEANING AND MAINTENANCE ........................................ 32

7.2 HYGIENE ................................................................................................................................. 33

7.3 PERISHABLE FOODS ............................................................................................................ 33

7.4 CLEANNING SOLUTIONS ...................................................................................................... 33

7.5 BASIC CLEANING WORKS .................................................................................................... 35

7.6 CLEANING INSTRUCTIONS .................................................................................................. 35

7.6.1 DOOR OPEN AND CLOSE.............................................................................................. 35

7.6.2 CLENING THE CONTAINERS ......................................................................................... 35

7.6.3 CLEAN THE MIXERS ...................................................................................................... 37

7.6.4 CLEAN THE NOZZLE AND OUTLETS ............................................................................ 39

7.6.5 PURIFICATION THE BREWERS..................................................................................... 40

7.6.6 CLEAN DRIP TRAY ......................................................................................................... 44

7.6.7 CLEAN WASTE CAKE BIN .............................................................................................. 45

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7.7 MAINTAIN INSTRUCTIONS ................................................................................................... 46

7.7.1 HOT WATER SYSTEM .................................................................................................... 46

7.7.2 EMPTY THE BOILER ....................................................................................................... 48

7.7.3 EMPTY AIR BREAK ......................................................................................................... 50

8 PROGRAMMING ............................................................................................................. 51

8.1 SYSTERM BACKUP ............................................................................................................... 51

8.2 SYSTERM RESTORE ............................................................................................................. 52

8.3 SYSTERM UPDATE ................................................................................................................ 53

9 CIRCUIT DIAGRAM ........................................................................................................ 53

9.1 CONNECTION PLAN .............................................................................................................. 53

10 CE , UL, CUL CONFORMITY DECLARATION ......................................................... 54

11 Q&A ........................................................................................................................... 54

12 APPENDIX ................................................................................................................ 56

12.1 DEFAULT SETTINGS .............................................................................................................. 56

12.2 IPD DESIGN MANUAL ............................................................................................................ 56

12.3 OPERATOR MANUAL ............................................................................................................. 56

12.4 MENU EDITOR MANUAL ....................................................................................................... 56

12.5 SPARE PARTS LIST ............................................................................................................... 56

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1 BEFORE USE

Congratulations to the purchase of your JLTT machines!

Model

Contains

What you get

ES Presto

Just espresso

ES3C

espresso + 2 instant

ES4C

espresso + 3 instant

√

2xES4C

2x espresso + 2 instant

IN4C

4 instant

IN5C

5 instant

IN6C

6 instant

2xFB4C

Bean To Cup Fresh brew coffee + Fresh brew tea + 2 instant

FB4C

Fresh brew coffee (or tea) + 2 instant

FB5C

Fresh brew coffee (or tea) + 3 instant

BTCFB3C

Bean To Cup Fresh brew coffee + 2 instant

BTCFB4C

Bean To Cup Fresh brew coffee + 3 instant

ESFBT4C

espresso + Fresh brew coffee (or tea) + 2 instant

ESFBTCFB4C

espresso + Bean To Cup Fresh brew coffee + 2 instant

1.1 ABOUT THIS MANUAL

This manual serves as reference material for authorized service technicians and people who set up the
machine. It is supposed to help them transport, install, set up, programming, maintain and repair the
machine safely.

Please refer to the individual chapters about service, use and rotating cleaning works.
The following notes describe different kinds of danger zones:

Note

Symbol

Severe mortal danger

Danger!

Danger of personal injury

Caution!

Danger of damage to machine

Attention:

Danger of functional errors

Important:

Information and advice for easier use

Note:

Caution:

JETINNO Guangzhou is not liable for any personal damage or damage to the machine, if it has occurred

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by not (strictly) following the safety regulations and advice or by careless transport, installation, set up,
programming, maintenance and repair of the machine and possible spare parts..
Any change and restructuring is strictly prohibited. In these cases, JETINNO Guangzhou will rule out any
claims for damage to non-cash resources.
Only products that have been agreed with JETINNO Guangzhou may be used. The manufacturer is not
liable for any damage caused by non-compliance. The risk lies alone with the person who runs the
machine.
Always comply with the instructions in the technical handbook and the user manual. The pictograms,
symbols and instructions attached to the machine must not be covered or removed.
Works on the machine may only be performed by accordingly trained and authorized service technicians
and people who set up the machine.
Technical specifications may not be changed

1.2 IMPORTANT SAFTY ADVICE

1) Read this manual carefully before use!

2) Only connect the machine with mains if it corresponds with the voltage on the type badge of your
machine. And make sure the good grounding effect of connected power outlet.

3) Never store or use the machine near heat or gas sources!

4) The machine must be disconnected before cleaning or maintenance works! And the electrical connector
must be dried before the machine is used again!

5) Protect the machine from splash water!

6) Never pull the cable for unplugging!

7) Never put the machine or the cable into water!

8) The machine is designed for the use of drinking water with a water hardness of 8° dH maximum. A filter
must be used if the hardness is higher.

9) When putting up the machine, make sure it stands on stable and firm ground and keep it out of reach of
small children!

10) This machine can be used by children aged from 8 years and above and persons with reduced physical
sensory or mental capabilities or lack of experience and knowledge if they have been given supervision
or instruction concerning use of the machine in a safe way and understand the hazards involved.
Children shall not play with the machine. Cleaning and user maintenance shall not be made by children
without supervision.

11) If the machine or the cable is damaged or no longer functioning perfectly, the machine may no longer
be used. In that case, please contact your nearest store or JETINNO Service centre straight away!

12) Please note the maintenance advice and intervals!

13) Protect the machine from weather effects (like moisture, heat, etc.)!

14) Never use the machine outside!

15) Maintenance, cleaning and repair works other than specifically addressed to the user may only be
performed by trained service personnel from JETINNO!

16) For your own safety, and to ensure a long life for your machine, you are advised to only use the original

JETINNO spare parts!

1.3 WEAR PARTS

Please note that this machine contains parts that underlie technically caused wear depending on use, even if
properly cleaned and maintained. This applies primarily to mechanical parts and parts that are part of the hot
water circuit, e.g. hoses, seals, outlets and the like.
Defects caused by wearing are no subject to warranty! Defects and malfunctioning must be resolved by
service technicians trained by the manufacturer. Please contact your specialty retailer or the JETINNO Service
Centre.

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1.4 PACKAGING MATERIAL DISPOSAL

The packaging material consists of the following material: Cardboard, corrugated cardboard, treated wood,
polystyrene-elements and plastic foil.
After installation, ask the client to check with the local communal cleaning service for possibilities to re-cycle or
to dispose of the packaging material in an environmentally friendly way.

1.5 MACHINE OUT OF ORDER

Machines out of order can not be returned. The machines must be disposed of in an environmentally friendly
way. For that reason, the plastic parts are clearly labeled. The badge(s) in the machine and the belonging parts
must be disposed of as electronic waste.
This machine underlies the Waste Electrical and Electronic Equipment Directive (WEEE/EU directive) and
must not be disposed of in the domestic waste.

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2 ABOUT THIS MACHINE

2.1 MACHINE CHARACTERISTICS

2.1.1 GENERAL INFORMATION

Size: H700mm, W420mm, D450mm
Water mains: G3/8 or G3/4
Water inlet pressure: 0.5 – 7 BAR
Net weight: 40~48kg
Power mains: AC 230V/50 Hz or AC110V/60Hz
Maximum power: 2700W (if AC220V) or 2000W (if AC110V)

Interior View

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2.2 USER INTERFACE

1

2

3

4

5 9

10 11 12 13 14

17

1615

18

6 7 8

Description:

1) Small company logo.

2) Information button: shows service contact information.

Company logo

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3) Cup Detection status, it will highlight in blue color when machine detect a cup in
dispensing area.

4) Operator menu button, enable when door open, entry for operator menu.

5) Current time

6) Card-reader status icon, shown when card-reader device presents, green when card
inserts

7) Banknote reader icon, shown when bank note reader presents

8) Coin changer/coin accepter icon, shown when coin device presents

9) Vending mode, showing in “Free” or current credit;

10) Cancel/escrow button.

11) Language button.

12) Fast-code button: for office user, quick choose product by entering a code.

13) Repeat button: when fast-code mode is enabled, repeat the last choice

14) Confirm button

15) Page browser button

16) Product-page position icon

17) Product buttons. It is in grey when disabled.

18) Reminding message

2.3 MACHINE CONFIGURATIONS

The JLTT-ES Machine’s configuration includes JLTT-ES3C/JLTT-ES4C/JLTT-2xES4C
,

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Machine can be adjustable according to customer’s requirement.

2.4 MACHINE HYDRAULICS PLAN

Note:

The hydraulic plan printed on a label and attached in the machine.

3 TRANSPORT AND STORAGE

3.1 TRANSPORT

The machine is wrapped with plastic bag to protect it from damage, moisture and dirt.
For assertion of any claims, it must be checked for any damage or loss immediately on receipt and the carrier
has to sign it on the consignment note. JETINNO is not liable for any damage or loss detected at a later stage.

Attention:

Danger of damage through transport!
In order to avoid damage:

 Always transport the machine upright.
 Do not stack several machines on top of each other.
 Do not put any other objects onto the machine.
 Make sure the machine is protected against slipping and falling during transport.

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3.2 STORAGE AND TRANSPORT ENVIRONMENT

Attention:

Danger of damage through temperature!
In order to avoid this kind of damage：

 Only run the machine at temperatures between +5°C and +35°C
 Only run the machine at humidity between 10% and 90%.
 Always store the machine in a dry and dust free environment, the temperature should be in range of

0°C to 40°C.

3.3 SWITCH OFF THE MACHINE

If the location changes or the machine is out of use for a prolonged period of time, the air break, water tank and
boiler must be emptied. This will prevent the water tank and boiler from leaking or freezing.

Caution:

Danger of scalding
Before disconnect the pipe to empty boiler, the water in boiler must be cooled to avoid hot water scalding

and splashing.

Before disconnect the pipe to empty boiler, the water in boiler must be cooled to avoid hot water scalding and
splashing.

4 MACHINE DESCRIPTION

4.1 POSITIONING OF THE MACHINE

The machine is not suitable for outside installations, it needs to be installed inside dry premises, with
temperature between 5°C and 35°C and it cannot be installed in environments in which jets of water are used
for cleaning.

The machine shall be positioned next to a wall and in such a way that the back of it is at a minimum distance of
6 cm from the wall in order to allow regular ventilation.

The machine shall not be covered with cloths or similar. The machine shall be positioned so that the maximum
inclination does not exceed 2°. If needed, level it out using the appropriate adjustable feet provided with the
machine.

4.2 ADD-ON UNIT BESIDE THE MACHINE

It is designed according to the clients requirement.
The add-on unit is consists one or all of modules below, payment system, cup warmer, cup dispenser etc.

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About the payment system, the machine is supplied with electrical arrangement for systems with protocol
Executive, BDV, MDB and for monitoring 24 VDC validators.

4.3 DRINKS SALES PRICE

A different price can be programmed for each selection; the standard setting foresees the same sales price for
all selections.

The drinks machines have been designed for the commercial dispensation of hot drinks. The compact built
allows the machine to be set up in offices, manufacturing sites, cafeterias, conference rooms and canteens. It
is possible to free-vend products and to use diverse payment systems (coins and cards), making a universal
set up possible.

4.4 WATER SUPPLY

Water supply from mains must be with water pressure between 0.05 and 0.8 MPA (0.5 and 8.0 bar). The
machine's software is arranged for controlling the water supply from an internal tank (optional kit which can be
placed in the bottom cabinet).

Important!! A filter was recommended to use if the water hardness from water main is higher than 8.0︒.

4.5 DEFENITION OF USER GROUPS

User – customer uses the machine only to obtain products, subject to conditions arranged by the person who
runs the machine or has set it up. He does not have access to internal parts of the machine or its programming.

Service technician – trained expert knows the hazards of the machine and who is familiar with the machine's
technical equipments. Service technicians are trained and capable to set up the machine and to maintain,
repair and program it.

Person who sets up the machine – This person is responsible for the correct setup and maintenance of the
machine.

Person who runs the machine – This person is responsible for the correct and regular replenishment and
cleaning of the machine.

Replenishing technician – This person is responsible for replenishing and cleaning the machine.

5 INSTALLATION

Attention:

The machine may only be set up and started by trained personnel!
The following service instructions must be read entirely before starting this machine.

At delivery, check the machine for any damage from transport and/or hidden damages. If you find so­mething, contact the responsible transport company at once.

Make sure the good grounding effect of the power outlet connected with the machine!

Note:

You will receive this machine ready to use. A tube for drinking water supply is not included in the delivery,

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but you can additionally buy one from JETINNO

Steps for first use：

 Unpack the drinks vending machine
 Put the machine where you want it to be
 Open the door via mechanism lock and check machine interior
 Connect the machine with your main drinking water supply
 Connect the machine with your main electricity supply
 Fill the product containers
 Put on waste cake bin and waste drip tray
 Switch on the machine.
 Fill the boiler automatically (If it is not completely refilled, reboot the machine)
 Set up the machine according to the customer’s needs.

Note:

The packaging consists of cardboard, corrugated cardboard, untreated wood, EPS-elements and plastic
foil. Packaging disposal should be of an environmentally friendly nature.

5.1 UNPACK THE MACHINE

 Transport the machine with a fork lift
 Unpack the package and remove the belt, carton box and bottom plates.
 Put the feet onto machine and adjust the feet’s height

5.2 PUTTING UP

Important:

Danger of machine malfunction!
When choosing the machine location, please note the following guidelines:

1. The machine may only be put up and run in dry, well ventilated rooms. It is usually put up on even
ground, so the touch screen and the dispensation of products are at an easily accessible height. Align
the machine with a spirit level. You can adjust the machine’s four feet to do this.

2. Please make sure that around the machine, there is enough room for maintenance, cleaning and
re-pair works.

3. The distance to the wall at the back may not be less than 60 mm (for ventilation and drinking water
supply).

4. Make sure the tube for drinking water supply is not bent.

5.3 OPEN THE MACHINE

Open the machine door by emergency lock and check machine interior for any abnormal

15 Service Manual JLTT-ES

Note:

Only trained personnel may open the drinks vending machine!

JETINNO Guangzhou is not liable for any personal damage or damage to the machine which has been

caused by neglecting these safety instructions and notes.

In case of installation or power supply interruptions, the emergency lock will provide access to the inside of
the machine at any time.

1. Find the key

2. Unlock the door

16 Service Manual JLTT-ES

 The lock is located on the left side of the machine door
 Open the lock by hard key (key located at dispensing area when delivery) and pull up the lock, then

door is unlocked.

 Check machine interior for any abnormal.

5.4 CONNECT THE MACHINE TO WATER MAINS

Important

Health hazards through soiled water supply!

 Only use permissible mains with drinking water safe for drinking.
 Rinse the drinking water mains thoroughly before connecting it to the machine.

Connect the machine with an easily accessible drinking water supply:

 Connect the water supply hose with the connection spout. (with G3/8"outer thread).
 Make sure the connection is tight.

Note:

The allowed water pressure is 0.5 to 7.5 bar. If the pressure is lower than this, you must use a separate
water pump.

The water hardness on site may not be more than 8° dH, otherwise a water filter has to be used.

5.5 CONNECT THE MACHINE ELECTRCITY MAINS

Attention:

Danger of damages to the machine by false voltage!
Different countries have different voltages!
Make sure your machine is suitable for connection with the local electrical network. Advice for mains

voltage and frequency can be found on the label.

Attention

Find the key

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Danger of damages to the machine by voltage variations!
Do not connect the machine with a network that might be subjected to voltage variations when turning on

other machinery due to heavy duty.

Danger!

Must ensure good grounding effect of the the power outlet connect to the machine, otherwise it may
cause the risk of electric shock!

 With a grounded power plug, connect the machine with a socket with protective grounding.
 Ensure that the plug is always easily accessible, so that the power supply can be interrupted if

necessary.

 Connect the machine with the mains power plug.

5.6 FILL THE CONTAINERS

 Open the machine door by hard key.
 Open the top cover of the machine.
 Put the bean hopper onto the machine and screw it (upper side of grinder foaming part)

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 Open the cover of product containers.
 Rotate the container outlet and fill in the products.
 Rotate the outlet of the container back.

Important:

The products may only be filled in loosely. Avoid any compression.

Note:

When the machine has been replenished for the first time or has been replenished after being entirely
empty (cleaning), a couple of test dispensations must be run to allow the dispenser coils inside the con­tainers to fill up completely with products.
Only replenish the machine with suitable products and note their use-by date.

5.7 PUT WASTE BINS ON TO THE MACHINE

5.8 SWITCH ON THE MACHINE

Make sure all of above procedures are correct, and then switch on machine by pressing power on switch. It

1. Unlock the door

3. Open the top cover

2. Open the door

4. Put the bean hopper

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will take a few minutes for system start and boiler heating up.

5.9 FILL THE BOILER

The machine will start to fill boiler automatically when the system start working.
Remark: If the boiler refill error, switch off the machine then switch on the machine after 3 seconds, the

system will refill the boiler again.

Note:

When the machine is restarted, the heating element will heat the water until the programmed temperature
is reached. There is a temperature detection device to control this procedure.
The boiler is secured by two safety temperature regulators (STR) and temperature sensor, which will turn
off the heater if the temperature gets too high.

5.10 MACHINE QUICK SETTING UP

There are 5 items those need to be setup.

1. Set the grinder

2. Calibrate the container

3. Set the drink recipe

4. Set GUI language

5. Set machine vending mode

5.10.1 CALIBRATE THE GRINDER

Note:

The coffee grinder default setting is for reference neans, Changing the grinding level with screw in grinder
lid.
The turning direction is depicted on the grinder lid. The grinding level can only be changed by trained
personnel.

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 Make sure there is no coffee bean in the grinder.
 Loosen the counter nut with a spanner.
 Activate the grinder in the menu.
 With the grinder running, turn the adjustment screw clock-wise (fine), until the grinding wheels are

touching.

 With the grinder running, turn the screw counterclockwise (course), until you have reached the

desired grinding level (one line on the wheel = 28 µm).

 For filter level (bean to cup fresh brew coffee), open 17 lines.
 For Espresso level, open 9 lines.
 Switch the grinder off.
 Turning the counter nut tight. To make sure the setting is not changed again, the adjustment screw

must be held in place with a screwdriver when pulling the counter disk tight.

Find grinder here

21 Service Manual JLTT-ES

5.10.2 CALIBRATE THE CONTAINER

Calibration allows you to adjust the JLES4C machine to the composition of the used ingredients and the
used containers. For the calibration process, you need a scale and a vessel.

Important:

Danger of wrong dosage!
Before each calibration, a 3 times test-dosage must be performed to make sure the dispenser coils are

filled. Calibration must be performed for each container.

Note:

When changing a container, motor or product, you must always calibrate again as every new component
has different weight and dispensation characteristics.

 Open the door with hard key
 For setting, input the password

Loosen the screw nut

Fineness lever indication

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Press the ‘spanner’ icon

Press the icon for setting

Input the password

23 Service Manual JLTT-ES

 Press “Operator menu button” in customer interface will go to operator menu
 Press “machine” button

Press the ‘machine’ ‘icon

24 Service Manual JLTT-ES

Press the “container” you want to calibrate (one of those).

 Press “test” button

25 Service Manual JLTT-ES

 Press “calibration 1” button

Demount the component underneath the container you wish to calibrate (brewing unit or mixer) and
dissemble it. Have a vessel ready to catch the ingredient amount and to weigh it. Have a suitable scale
(with tenth-grams-Display 00.0) ready and zero it with the empty vessel.

 Pressing “Start” button, machine will dispense ingredients for 3 times.

Note:

After confirming the ingredient dispensation, you have 3 seconds to hold the vessel underneath the dis­pensation opening of the container.

 Weigh the dispensed ingredients and input the weight to machine via the touch panel.
 Test dosage is required to verify the calibration. The weight should be almost same (+/-0.2 g) as

desired weight. If not, repeat from previous step

5.10.3 SET THE DRINK RECIPE

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Note:

To change the recipe settings, password level 100 is required.

 Open machine door with key
 Pressing “product” button

 Highlight the “Recipe” button by pressing it.

 Pressing the “product” that you want to change.

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 Pressing the ingredients and changing the recipe by moving the bar

 Press “Test Product” button to make a test

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5.10.4 SET THE MACHINE VENDING MODE

 Open machine door with hard key and input the password
 Press “setting” button

 Pressing “options” button

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 Press the “Credit” button, then set “free vend” to “ON” or “OFF”

 Back to main page by pressing upper right “arrow” button and back to customer interface. Check the

upper right “Vend mode” area

30 Service Manual JLTT-ES

6 USE THE MACHINE (END USER)

6.1 GET THE DRINK FROM MACHINE

Note:

Customer can use own cup or use a cup from machine.
If use a own cup, place the cup on mug cup table before choose a product
If use a pot, push the mug cup table to the right or left.

 In the customer interface
 Do the payment (no needed if free vend mode)
 Select a product on UI

 Adjusting the taste by moving the level（0-5）of ingredients if possible, then press confirm button to start.

Company logo

31 Service Manual JLTT-ES

 Wait until machine prompting drink ready.

7 CLEANING AND MAINTENANCE

Thorough cleaning and maintenance are basic requirements for perfectly hygienic drinks dispensation. Only
if the drinks machines are carefully looked after and the cleaning and maintenance intervals are kept, can
they function flawlessly and provide superior drinks quality and an ultimately satisfied customer. Always
remember: Only a well looked-after machine can function perfectly! When designing these series, the
company JETINNO has considered all vital criteria to enable the person who runs the machine to tho­roughly clean and maintain it with as little time and cost as possible. The service of the automatic cleaning
program is one of these advantages.

Attention:

Company logo

Company logo

32 Service Manual JLES4C

If the cleaning temperatures are too high, they can damage plastic parts!
When plastic machine parts are cleaned in the dishwasher, too high cleaning temperatures can cause
damage.
The cleaning temperature may not exceed 65 °C!
Designer parts made of aluminum must not be cleaned in the dishwasher!

7.1 SAFETY REGULATIONS FOR CLEANING AND
MAINTENANCE

Before starting any works on the drinks machine, please note the following safety instructions!

Danger!

Danger of electric shock!
Always turn off the machine and pull the plug before performing any maintenance- and repairing works on

it!

Caution:

Cleaning- and maintenance works not assigned to the client may only be performed by people who have
been trained to handle the machine, either by the person who has set up the machine or the one who runs
it, and must be familiar with the dangers that can occur when opening the machine!

Caution!

Risk of injury by high water pressure!
When cleaning and maintaining the boiler or the pipes, it is vital to proceed in the following order:

 Interrupt the drinking water supply.
 Dispense hot water until you receive the default message “check inlet”
 Disconnect the machine from the main network.

Caution!

Danger of scalding!
There are hot surfaces inside the machine. Allow the machine to cool down before cleaning and main-

taining it.

Caution!

Danger of crushing!
The fresh brewing unit and the espresso brewing unit have parts that can move on their own. Do not put

your hands into the machine while it is still on.

Attention

Danger of destruction!
The machine must not be hosed down with water or a high pressure cleaner! There is a risk of electric

shock, and internal machine parts can get damaged!
Insufficient cleaning and maintenance may lead to early wear or defects of the machine.

Attention

Insufficient cleaning and maintenance may lead to early wear or defects of the machine.

33 Service Manual JLES4C

7.2 HYGIENE

Only if you carefully clean and maintain it at the advised intervals and with the suggested methods, can an
impeccably hygienic hot drinks quality and optimum functionality of the machine be guaranteed. In order to
keep it clean and fully functional, there are three instructed cleaning intervals for drinks vending ma-chines
(see “Cleaning works”).

7.3 PERISHABLE FOODS

Caution!

 Food which has gone bad can make you sick!
 The foods offered for sale are perishable. Therefore the following advice has to be considered:
 Consider the sell-by date on the product packaging.
 Preferably, do not use products with a nearly reached sell-by date.
 Only use products suitable for machine use.
 Only use the cleaning solutions suggested in the cleaning scheme and note the instructions on the

packaging.

7.4 CLEANNING SOLUTIONS

Attention:

Cleaning solutions unsuitable for use with food can make you ill and pose a risk of injury!
Only use products suitable for food environments that are approved and recommended by us when
cleaning your machine! Unsuited and not approved cleaning products may lead to early wear or defects
of the machine. The manufacturer’s use- and safety-advice must be followed!

The cleaning works are split into daily, weekly and monthly routines. The cleaning methods are marked by
pictograms 1 to 7

Pictogram Definition

1

Clean with a water dampened cloth

2

Clean with a Sanol dampened cloth (1 part Sanol, 50 parts water)

3

Clean with a Sanol solution applied with an atomizer (1 part Sanol 50 parts water)

4

Soak in Limades solution (± 3 hours)(1 part Limades, 100 parts water)

5

Soak in Limades solution (3 to 8 hours)(1 part Limades, 1 part water)

6

Replace with new one

7

Refilling with new consuming material

Scope

Item

Requirement

Daily

Weekly

Monthly

Half year

Request

Waste
Water waste bin

3

Waste cake bin

3

Mixer

Mixer drip tray

3

Mixing bowl cover

5

Mixing bowl

5

Mixer fixing ring

5

Mixer holder plate

5

Mixer powder tray

5

Mixer wheel

5

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O-Ring

1

V-Ring

1

Nozzle

Nozzle arm

1

2

Nozzle outlet holder

1

2

Nozzle outlet

1

2

Mixer Dispensation hose

5

Canister

Canister outlet

3

5

Instant canister

2

Bean container

2

Grinder outlet

5

Middle plate

3

Air
chamber

Air chamber

2

Air break

5

ES brewer
Exterior espresso brewing unit

1

Sieve head

5

Brewer tube

4

Door

Sugar channel (door)

5

Drip tray

3

Cup table drip tray

3

Mug cup table

3

Cup catcher

3

Cup outlet housing

3

Glass pane

1

Hot water
system

Instant boiler

6

ES boiler

6

Valves

6

Fittings

6

Air break

5

Accessary
Water system covers

1

Cabinet bottom floor

1

Others

1

Consuming

Instant canister (ingredients)

7

Bean canister (Coffee bean)

7

Sugar canister door (sugar)

7

Stick canister (Sticks)

7

Cup magazine (Cups)

7

Note:

In the cleaning scheme, there are machine parts which are assigned to their construction groups and
which need to be cleaned. Other cleaning works which are not related to a specific machine part will be
stated separately.

35 Service Manual JLES4C

7.5 BASIC CLEANING WORKS

Note:

The interval shown in the table is the minimum frequency. The exact
cleaning time depends, amongst other things, from the number of drinks the machine has prepared.

7.6 CLEANING INSTRUCTIONS

7.6.1 DOOR OPEN AND CLOSE

OPEN THE DOOR BY HARD KEY

 Open the door by a hard key.
 Input the password to dialogue will show on the touch panel.

7.6.2 CLENING THE CONTAINERS

CLEANING THE INSTANT CONTAINER

36 Service Manual JLES4C

Please notice that there are 2 types of container outlets, make sure it is correct to put onto the machine.

Attention:

Pull back the outlet to right position will make the mixer less pollution.

 Close the outlet by turn it upper side
 Rotate the top cover to take out the container
 Move container upwards a little (5mm)
 Take the container out from machine top side
 Empty the container
 Cleaning the container accordingly
 Put them back to the machine

37 Service Manual JLES4C

7.6.3 CLEAN THE MIXERS

This outlet is for water route
if it is not specified

Take out air channel

38 Service Manual JLES4C

Disassembly the air channel

Disassembly the mixer cover

39 Service Manual JLES4C

7.6.4 CLEAN THE NOZZLE AND OUTLETS

Un-screw the knob from the arm of the nozzle
Unplug the tubes
Pull out the nozzle for the arm

Pull out the nozzle

Unplug the tubes

Unscrew the knob

40 Service Manual JLES4C

7.6.5 PURIFICATION THE BREWERS

Open OUI and click the “program” button.

Put cleaning agents into brewer, then click “start”.

41 Service Manual JLES4C

Wait for automatically cleaning process ready.

Close and back to OUI.

Attention:

Please purification the brewers once a week or after 1000 vends.

42 Service Manual JLES4C

7.6.5.1 CLEAN ES BREWER

1) Normal cleaning

Normally, the Espresso brewer is with less pollution, it not necessary to take out for cleaning.

43 Service Manual JLES4C

(Please make sure the upper filter is well cleaned)

2) Disassembly the ES brewer from brewer driver for deep cleaning.

Disconnect the tube from the push-in fitting, disconnect the cable connector

Rotate the knob to left side, and pull down the knob to the bottom.

Clean the filter

with clothes

44 Service Manual JLES4C

Pull the brewer unit from the driver

Rotate the outlet nipple, then plug out the nipple.

Attention:

 Weekly or 6000 vends, Purification and cleaning by operators
 Yearly or 25000 vends, Planned Predictive Maintenance Procedure by experienced

operators or technicians

 Years or 60000 vends, Revision of brewer and drive units by

7.6.6 CLEAN DRIP TRAY

Pull out the drip tray for cleaning

45 Service Manual JLES4C

7.6.7 CLEAN WASTE CAKE BIN

Take out the waste bin after the drip tray removed

Water lever detect pins

46 Service Manual JLES4C

(Note: please make sure the water lever detect pin is right inside the drip tray)

7.7 MAINTAIN INSTRUCTIONS

7.7.1 HOT WATER SYSTEM

If the hot water system have problems with function, normally it caused by component life duration and

47 Service Manual JLES4C

scale inside the valves, boilers and fittings.
Disassemble the hot water system from the machine.

1) Unscrew rear cover of the machine

2) Disconnect the DC&AC connectors.

48 Service Manual JLES4C

3) Disconnect the tubes from air break

4) Disconnect the tubes from the valve chain

5) Pull out whole water system

7.7.2 EMPTY THE BOILER

1) Turn off machine water mains supply.

2) Open machine door with key and press button as below.

3) Take out waste cake bin and water system cover.

4)

49 Service Manual JLES4C

Company logo

50 Service Manual JLES4C

7.7.3 EMPTY AIR BREAK

Repeat the steps of empty air break

51 Service Manual JLES4C

8 PROGRAMMING

There are 3 items:

 System backup
 System restore
 System update

8.1 SYSTERM BACKUP

1) Open machine door with hard key

2) Plug in USB disk into USB connector behind of touch screen

3) Pressing “Setting” button

4) Pressing “backup” button

52 Service Manual JLES4C

5) Choosing the mode and Pressing “backup” to start.

6) Quick mode: only backup configuration files (recommended)

7) All mode: all files.

8) Pull out the USB disk when system prompt.

8.2 SYSTERM RESTORE

1) make backup from the machine into a USB stick, the *.bak file

2) run Restore.exe in PC(ask JETINNO after sales for this program)

3) Use "Load" to open the *.bak file, the configuration of the machine is shown.

4) Edit the configuration.

5) press "export"

6) choose what configurations to restore/clone

7) select export files' directory

53 Service Manual JLES4C

8) press ok will export 3 files: autorun.bat,restore.restore,clone.exe

9) copy exported 3 files to a USB stick

10) Open machine door with key.

11) Plug in the USB disk that contains required files.

12) System will automatically ask you to start. Restore done will automatically restart the vend UI.

8.3 SYSTERM UPDATE

1) Open machine door with IR-key.

2) Plug in the USB disk that contains the software.

3) Wait a while, the system will automatically detect the software and ask you for update.

9 CIRCUIT DIAGRAM

The machine has 6 intelligent PCBAs, those are:
Main board (STUM module)

Cabinet IO board
AC relay board

Those boards are located in either machine cabinet or machine door.

9.1 CONNECTION PLAN

54 Service Manual JLES4C

10 CE , UL, CUL CONFORMITY DECLARATION

European directives:

2002/95/EC (RoHS)

98/37/EC

73/23/EC + 93/68/CE repealed by 2006/95/CE

89/336/EC + 92/31/CE + 93/68/CE repealed by 2004/108/EC

90/128/EC repealed by 2002/72/CE

80/590/EEC and 89/109/EEC repealed by EC 1935/2004

Harmonized standards Technical specifications:

CEI EN 60335-1 : 2002 + A11:20005 + A1:2005 + A12:2006 + A2:2006

CEI EN 60335-2-75 : 2004 + A1:2005 + A11:2006

EN 50366:2003 + A1:2006

EN ISO 11201 and EN ISO 3744

EN 55014-1 + A1 + A2

EN 55022 + A1 + A2

EN 55014-2 + A1

EN 61000-3-2

EN 61000-3-3 + A1

EN 61000-4-2 + A1 + A2

EN 61000-4-3 + A1 + A2

EN 61000-4-4 + A1

EN61000-4-5 + A1

EN61000-4-6 + A1

EN61000-4-11+ A1

11 Q&A

Problems

Possible causes

Solutions

Too slow ES coffee flow

Ground coffee is too fine

Adjust grinder

Dosage is much more over than expected

Do calibration after change beans

Filter is blocked

Purification the brewer

Leakage from fittings after cleaning ES brewers

Check and re-connect it

Leakage from brewer seal O-ring or V-ring

Replace seal rings

Heavy pollution on drip tray
Sugar (on door) tunnel is not push back

Mount back

Nozzle outlet is not right mounted after cleaning

Check and update

Too fast ES coffee flow
Ground coffee is too course

Adjust grinder

Dosage is much more less than expected

Do calibration or check the recipe setting

Heavy pollution on mixer

Mixer fan speed is not right setting

Update the setting

Container outlet is not on right position

Mount back to right position

Stick exhausted (detectable by system)

Refill sticks

Stick lay on channel because of pollution

Clean the channel

Stick unit is not pushed back to right position

Check and push it back

Instant container outlet door is close after cleaning

Check and open it

Product disable on CUI

Bean container outlet door is close after cleaning

Check and open it

Bean exhausted (detectable by system)

Refill beans

Instant ingredient exhausted

Refill it

Container outlet is blocked

Clean it

Nozzle outlet is not right mounted after cleaning

Check and update according to hydraulic plan

Beverage drop out of cup

Container outlet is close to block status

Clean according to regulations
Instant beverage tasteless

Wrong ingredients refilled

Check and update

55 Service Manual JLES4C

IPD setting is not reasonable

Update IPD setting

Container outlet is not on right position

Adjust the outlet angle

Dosage is too less than setting

Recalibrate the container

Instant water temperature is too high

Update the IPD setting

Boiler temperature for coffee

Update setting

Coffee beverage tasteless
ES brewer heating is unplugged after cleaning

Plug it into heating bracket

Coffee powder fineness

Change ground coffee or adjust grinder

Bean or ground coffee quality

Change bean or ground coffee

Leakage from brewer seal O-ring or V-ring

Replace the seal rings

Less ES coffee volume
Leakage from fittings after cleaning brewers

Re-connected

Leakage from brewer tubes

Re-connect it

Dosage is too much more than expected

Do calibration

First use after installation or empty boiler

Reboot the machine and refill it again

Boiler refill fail

First use to the machine

Try it again

56 Service Manual JLES4C

12 APPENDIX

12.1 DEFAULT SETTINGS

Machine default setting is designed according to the clients requirement, for example, the recipe, price and
menu, etc. It is also allowed to revise in clients workshop by trained people.

12.2 IPD DESIGN MANUAL

Jetinno IPD designer Manual Rev01.pdf.

12.3 OPERATOR MANUAL

Jetinno Operator Manual Rev01.pdf

12.4 MENU EDITOR MANUAL

Jetinno Product Menu Editor Manual Rev01.pdf

12.5 SPARE PARTS LIST

Jetinno spare part list.pdf