Alto-Shaam 4-20 ESi Operating manual

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PRINTED IN U.S.A.
Combitherm®
Combination
Oven / Steamer
CT EXPRESS™
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Shown with ExpressTouch control
and optional hand sprayer

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How to Use this Technical Service Manual
This manual has been compiled as a complete resource for a technician working on CT Express models. It includes
necessary product information and drawings, along with helpful troubleshooting procedures.
Introduction gives a quick overview of the CT Express to aid in model identification.
Sections A through E contain information applying to all CT Express models:
– CONTROL PANEL IDENTIFICATION includes information on using the controllers and operating instructions. It is
the same material supplied to the customer.
– PREVENTIVE MAINTENANCE includes procedures for cleaning with our without the CombiClean option. This
information is also supplied to the customer.
– SERVICE MODE AND ERROR CODES explains the special programming available to you as a technician to
view status, make adjustments and test functions on models equipped with Simple and Express Touch Controllers.
Information is also included on the use of displayed error codes to resolve problems and on the functions that can be
operated under fault conditions.
– TROUBLESHOOTING TREES are provided for the most common conditions you will be required to address.
– COMBITHERM PARTS has drawings and lists of available parts that are common to all electric models.
Sections F contains Wiring Diagrams that is specific to each model.
Navigation
Starting with the Main Table of Contents on the following page, you may click on any item that has a page number and
quickly jump to the information you need. Note that you may Return to the Main Table of Contents from the bottom of
any Section Contents page.
Printing
You may print the Current Page or any range of pages. Here’s a tip: Because printers vary in their capacity to handle large
drawings, make a test print of one of the Wiring Diagrams before printing the model’s section.

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TABLE OF CONTENTS
How to Use this Technical Service Manual..................................... i
Introduction ................................................................................. iii
Control Panel Identification ........................................................... A-1
Preventive Maintenance ................................................................ B-1
Service Mode and Error Codes...................................................... C-1
Troubleshooting Trees .................................................................. D-1
Combitherm Parts ........................................................................ E-1
Wire Diagrams ............................................................................. F-1

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MODEL NUMBERS
This manual covers the following CT Express models:
4.10esi
4.10esiVH
4.10CCi
FEATURES AND OPTIONS
Available on all models:
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s,EFTHANDDOOR
s(ANDSPRAYER
s3INGLEPOINTPRODUCTTEMPERATUREPROBE
s#OMBI#LEAN®4ABLETBASEDCLEANINGSYSTEM
s3TACKINGCAPABILITIES
Available only on ExpressTouch Control models:
s3MOKER-ODE
s$ELTA4AND#OOK(OLDFUNCTIONALITY
s(!##0DATAACCESS
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INTRODUCTION

EXPRESSTOUCH OPERATING INSTRUCTIONS
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ExpressTouch Control Operation
Start Up Procedures ................................................ A-2
Settings Screen .................................................... A-3
Upload/Download Screen ............................................ A-4
Cooking Mode Screen ............................................... A-5
Cooking Mode Screen Identification ..................................... A-6
Auxiliary Functions ................................................. A-7
HACCP Access.................................................... A-8
Simple Control Operation
Screen Identification ................................................ A-9
Operation........................................................ A-10
Return to Main Table of Contents ...................................... ii

CONTROL PANEL IDENTIFICATIONs#/-")4(%2-#4%802%334%#(.)#!,3%26)#%-!.5!,s!n2
EXPRESSTOUCH OPERATING INSTRUCTIONS
MAIN MENU SCREEN Cleaning Mode (optional)
Four (4) cleaning levels are available:
rinse, light, normal, and heavy-duty cleaning.
Download/Upload Files and
HACCP Access (optional)
Download all preprogrammed recipes (factory
default and user-programmed) and HACCP data to a
USB memory stick.
Settings
Change factory default settings. See next page for
more information.
Service Mode (password protected)
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service technicians.
START-UP PROCEDURES
When the oven is powered on, the ExpressTouch screen
illuminates. “Loading” indicates that the software
is booting up. The screen will also indicate what level
of progress has been made as the software becomes
fully operational.

EXPRESSTOUCH OPERATING INSTRUCTIONS
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SETTINGS SCREEN
Fahrenheit or Celsius Function - Choose
temperature format.
Note: After choosing your format, return to
the Main Menu screen and then Press Oven
Power switch off.
Language Choice - English, Spanish, Mandarin,
French, German, Korean and Russian are
available.
Multi-shelf Timer Number of Shelves -
Choose the default number of items in the oven
to be used by the multi-shelf timer.
Default Memo - Revert time/temperature
setting to factory defaults when switching
modes or keep the last user setting.
Sound/Alarm Settings - Change alarm sounds
and volume.
100%
T
Touchscreen Brightness - Adjust brightness
of display screen.
Lock/Unlock Recipes - Password protect
preprogrammed recipes.
123
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SMTWTFS
11 12 13 14 15 16 17
18 19 20 21 22 23 24
25 26 27 28 29 30 31
12
6
39
Set/Change Date & Time - Set or change oven
time and date settings.
Calibrate Product Probe (optional)
Software update - Upload new control software
to the oven using a USB drive.
Return to Previous Screen - Return to previous
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EXPRESSTOUCH OPERATING INSTRUCTIONS
UPLOAD/DOWNLOAD SCREEN
ADD ALL
RECIPES
Download Recipes
Copy all recipes from USB memory stick
to oven. This will replace and overwrite
existing recipes.
Upload Recipes
Copy all recipes from oven control to USB
memory stick.
Add All Recipes
Copy all recipes from USB memory stick to the
oven control. This will add the recipes to the
beginning of the existing recipe list.
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CP
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HACC
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HACCP
HACCP Data (optional)
Download data to a USB drive for review in a
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DOWNLOAD
RECIPES
DOWNLOAD
HACCP INFO
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HACCP
GO TO
PREVIOUS
SCREEN
UPLOAD
RECIPES

EXPRESSTOUCH OPERATING INSTRUCTIONS
CONTROL PANEL IDENTIFICATIONs#/-")4(%2-#4%802%334%#(.)#!,3%26)#%-!.5!,s!n5
COOKING MODE SCREEN
345°F
225°F
1:43
45
STEAM
MODE
TEMPERATURE TIME
CORE
TEMPERATURE
(OPTIONAL)
REDUCED
POWER MODE
GO TO
PREVIOUS
SCREEN
FAN SPEED
MULTI-SHELF
TIMER
FIND RECIPE
ADD RECIPE
GOLD-N-BROWN
MODE
CONVECTION
MODE
RETHERM
MODE
COMBINATION
MODE
DELAYED
START TIMER
START
CLEANING
COOL
DOWN
PREHEAT
BROILER
MODE
(OPTIONAL)
SMOKER MODE
(OPTIONAL)

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EXPRESSTOUCH OPERATING INSTRUCTIONS
MAIN MENU ICONS
Power ON key
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steam generator equipped models with water that will
heat to a stand-by mode temperature of 188°F (77°C).
Power OFF key
Press once to initiate power shut down sequence to the
oven. Note: Oven will not shut down during a cooking
cycle. You may need to press harder due to the material
thickness. Firmly press and hold the OFF key for 10
seconds to power down the oven ONLY IF the control has
locked and is unresponsive.
Steam Mode
The oven will operate in the steam mode at a temperature
range of 85°F to 250°F (30°C to 121°C).
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factory-set default.
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and 121°C).
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(29°C and 99°C).
Combination Mode
Selection key for cooking with a combination of steam
and convection heat. Can be set between 212°F to 485°F
(100°C and 252°C).
Convection Mode
Selection key for convection cooking without steam at a
temperature range of 85°F to 485°F (29°C to 252°C).
Broiler Mode (optional)
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soups, and desserts with the top shelf broiling element.
Retherm Mode
Food rethermalization or reheating mode will operate
with automatic steam injection at a temperature range of
245°F to 320°F (120°C to 160°C).
Temperature
Used to set the required cooking temperature, to recall
the set cooking temperature, or to check the actual
oven temperature.
Time
Used to set the required cooking time or recall the set
cooking time.
Core Temperature (optional)
Used to set the required internal product temperature,
to recall the internal product temperature set by the
operator, or to display the current internal temperature of
the product.
Preheat Mode
Preheats the oven cavity to a temperature set by user.
Cool Down Mode
Lowers temperature of the oven cavity at an accelerated
pace to temperature set by user.
Delayed Start Time
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while you’re away, and ready to go when you are.
Start/Stop
Initiates all cooking mode functions and programmed
procedures stored in memory. Stops an activated cooking
mode or programmed procedure currently in progress.
COOKING MODE SCREEN IDENTIFICATION