Convotherm 4 User manual

Combi Steamer
Convotherm 4 Floor-Standing Models
Operating Manual UL, USA – Original, ENG
Your meal. Our mission.

FOR THE INSTALLER, OPERATOR, RESPONSIBLE OWNER
FOR YOUR SAFETY
Do not store or use gasoline or other flammable vapors or liquids in the
vicinity of this or any other appliance.
WARNING
Improper installation, adjustment, alteration, service, or maintenance may
cause property damage, injury, and death. Carefully read the installation,
operating, and maintenance instructions before installing or servicing this
equipment.
WARNING
Disconnect power at the main external power switch before servicing or
repairing a combi steamer.
WARNING
To reduce the risk of electric shock, do not remove or open cover.
No user serviceable parts inside. Refer servicing to qualified personnel.
Disconnect power supply before servicing.
IMPORTANT
IT IS MANDATORY TO POST INSTRUCTIONS WHICH ARE TO BE FOLLOWED IN THE EVENT
THE USER SMELLS GAS. THESE INSTRUCTIONS MUST BE LOCATED IN A PROMINENT
LOCATION AND BE FULLY UNDERSTOOD BY ALL USERS OF THIS EQUIPMENT. THIS
INFORMATION NEEDS TO BE OBTAINED FROM YOUR LOCAL GAS SUPPLIER.
ALL SERVICE MUST BE PERFORMED BY A QUALIFIED CONVOTHERM AUTHORIZED
TECHNICIAN.
KEEP AREA FREE AND CLEAR OF COMBUSTIBLES.
Installation
Installation of this appliance must be done by a licensed professional when installed in the
Commonwealth of Massachusetts.
The wiring diagram is located on the inner part of the side panel.
Customer documentation
The customer documentation is part of the combi steamer.
Keep the customer documentation manuals handy at all times so that you can look up any required
information.
Keep the customer documentation manuals for the entire life of the appliance.
Carefully read the installation manual, the operating manual, and the operating instructions before
using, handling, and working on this appliance.
If you transfer the combi steamer to a new owner, make sure to give the new owner the customer
documentation manuals as well.

Table of Contents
1 General Information 7
1.1 Environmental Protection 8
1.2 Identifying Your Combi Steamer 9
1.3 Customer Documentation Structure 10
1.4 Safety information that must be read without exception 11
1.5 About This Operating Manual 12
2 Configuration and Functions 14
2.1 The Combi Steamer’s Functions 15
2.2 The Combi Steamer’s Configuration and Functions 17
2.3 Control Panel Layout and Functions 20
3 For Your Safety 21
3.1 Basic Safety Instructions 22
3.2 Your Combi Steamer’s Intended Use 23
3.3 Warning Labels on the Combi Steamer 25
3.4 Overview of Hazards 27
3.5 Hazards and Safety Measures During Operation 30
3.6 Hazards and Safety Measures During Cleaning 34
3.7 Hazards and Safety Measures During Maintenance 38
3.8 Safety Devices 39
3.9 Staff and Work Area Requirements 41
3.10 Personal Protective Equipment 42
4 How to Cook with Your Combi Steamer 43
4.1 Basic Guidelines for Putting Food Into the Combi Steamer 44
4.1.1 Placing Food Containers in Size X.10 Appliances 45
4.1.2 Placing Food Containers in Size X.20 Appliances 46
4.1.3 Combi Steamer Loading Capacity 48
4.2 General Cooking Instructions 49
4.2.1 Safely Using the Appliance 50
4.2.2 Turning the Combi Steamer On and Off (Lighting Instructions) 53
4.2.3 Cooking Procedures 55
4.3 Specific Cooking Instructions 57
4.3.1 Safely Using the Appliance 58
4.3.2 Safely Opening and Closing the Appliance Door 60
4.3.3 Placing Food Inside and Taking It Out 62
4.3.4 Putting Away and Removing the Core Temperature Probe 68
4.3.5 Using a USB Stick 69
5 How to Clean the Combi Steamer 70
5.1 Combi Steamer Cleaning Basics 71
5.1.1 Cleaning Methods 72
5.1.2 Cleaning schedule 74
5.1.3 Cleaning agents 77
5.1.4 Supplying Cleaning Agents 78
5.2 General Cleaning Instructions 79
5.2.1 Working Safely When Cleaning 80
5.2.2 How to Fully Automatically Clean the Cooking Compartment Using Canisters 82
5.2.3 How to Fully Automatically Clean the Cooking Compartment Using the Single-
Measure Dispensing Mode
84
Table of Contents
Operating Manual 5

5.2.4 How to Semi-Automatically Clean the Cooking Compartment in Floor-Standing
Models
87
5.2.5 How to Clean the Cooking Compartment Without Using Cleaning Agents 90
5.2.6 How to Clean the Double Glass Door 92
5.2.7 How to Clean the Cooking Compartment Section Behind the Suction Panel 93
5.2.8 How to Clean the Hygienic Plug-In Gasket Thoroughly 95
5.3 Specific Cleaning Instructions 96
5.3.1 Safely Using the Appliance 97
5.3.2 Replacing the Rinse Aid Canister 98
5.3.3 Replacing the Cleaning Agent Canister 100
5.3.4 Adding Cleaning Agent from Single-Measure Dispensing Bottles to the Inside of
the Cooking Compartment
101
5.3.5 Emptying the Loading Trolley’s Condensate Drain Pan 103
5.3.6 Releasing the Suction Panel and Locking it Back in Place 105
5.3.7 Removing and Installing the Hygienic Plug-In Gasket 107
5.3.8 Releasing the Inner Glass Door and Locking it Back in Place 109
6 How to Perform Maintenance on the Combi Steamer 112
6.1 Maintenance Basics 113
6.1.1 Warranty Information / How to Contact Customer Service 114
6.1.2 Maintenance schedule 115
6.2 Troubleshooting 116
6.2.1 Troubleshooting – Error Codes 117
6.2.2 Emergency Mode 118
6.2.3 Troubleshooting – Problems During Operation 120
6.3 Maintenance work 122
6.3.1 Working Safely When Performing Maintenance 123
6.3.2 Replacing the hygienic plug-in gasket 124
6.3.3 Replacing the oven light halogen lamp 125
Table of Contents
Operating Manual 6

1 General Information
Purpose of this section
This section provides information on how to identify your combi steamer and how to use this manual.
Contents
This section covers the following subjects:
Page
Environmental Protection 8
Identifying Your Combi Steamer 9
Customer Documentation Structure 10
Safety information that must be read without exception 11
About This Operating Manual 12
1 General Information
Operating Manual 7

1.1 Environmental Protection
Policy statement
Our customers’ expectations, the legal regulations and standards we have to follow, and our
company’s reputation are what drives the quality and service behind all our products.
Our environmental management policy is not only designed to ensure that we are always in full
compliance with all environmental laws and regulations, but also reflects our commitment to the
environment and to continuously improving our performance in this field.
In order to ensure that we meet all of our environmental goals while maintaining the high quality of our
products, and that things stay this way, we have developed a quality and environmental management
system.
This system meets the requirements set forth in ISO 9001:2008 and ISO 14001:2004.
Environmental protection measures
The following measures apply to this product:
Uses fully compostable packing products
Uses RoHS-compliant products
Complies with the REACH regulation
Recommends and uses biodegradable cleaning agents
E-waste recycling
Environmentally friendly disposal of old appliances through the manufacturer
Join us in our commitment to protecting the environment!
1 General Information
Operating Manual 8

1.2 Identifying Your Combi Steamer
Nameplate location
The nameplate is found on the left side of the combi steamer.
Nameplate layout and structure
Electrical models Gas appliance Designation
1Appliance name
Combi Steamer
2Trade name
Letters Meaning
C4 Convotherm 4 line of
appliances
eT easyTouch controls
eD easyDial controls
xx.yy
numbers Appliance size
EB Electrical models with
boiler
ES Electrical models with
water injection
GB Gas appliance with
boiler
GS Gas appliance with
water injection
3Item number
4Serial number
Letters Meaning
Heating
method Electrical models (X, V)
Gas appliance (Y,
W)
Steam
generation
method
Sprayer (S)
Boiler (B)
Appliance
size 12.20 (5)
20.10 (6)
20.20 (7)
Year of
manufacture 2014 (14)
2015 (15)
...
Month of
manufacture January (01)
February (02)
March (03)
...
Consecutive
number 4-digit
5Gas
specifications BTU/hr, type of gas
1 General Information
Operating Manual 9

1.3 Customer Documentation Structure
Customer documentation parts
The customer documentation for the combi steamer is made up of the following:
Installation manual
Operating manual (this manual)
easyTouch operating instructions (extract from the on-screen help pages)
On-screen help integrated into easyTouch (complete instructions for using the software)
easyDial operating instructions
Installation manual topics
The installation manual is intended for trained qualified personnel; see “
Staff Requirements ” in the
installation manual.
It covers the following topics:
Configuration and functions: Describes the parts that are relevant when installing the combi
steamer
Safety: Goes over all the hazards involved in the various installation activities and how to prevent
and/or counter them
Transportation: Contains important information on transporting the combi steamer
Setup: Lists and describes the various setup options for the combi steamer
Installation: Goes over all the necessary utility and hose connections
Placing into operation: Explains how to put the combi steamer into operation for the first time
Removal from service: Goes over the activities that need to be carried out at the end of the combi
steamer’s lifecycle
Technical data, scale drawings, and connection points: Contain all the required technical
information concerning the combi steamer
Checklists: Includes checklists for the combi steamer’s installation and warranty
Operating manual topics
The operating manual is intended for briefed staff and trained qualified staff; see “
Staff Requirements
on page 41” in the operating manual.
It covers the following topics:
Configuration and functions: Describes the parts that are relevant when using the combi steamer
Safety: Goes over all the hazards involved in using the combi steamer and how to prevent and/or
counter them
Cooking: Goes over the various rules, workflows, operating steps, and actions required for cooking
Cleaning: Lists and describes the cleaning processes, cleaning agents, workflows, operating steps,
and actions required for cleaning
Maintenance: Contains warranty information; the maintenance schedule; information on faults,
errors, and emergency mode; and the workflows, operating steps, and actions required for
maintenance
Operating instructions and on-screen help (easyTouch only) topics
The operating instructions and the on-screen help (easyTouch only) are intended for briefed staff and
trained qualified staff; see “
Staff Requirements on page 41” in the operating manual. For appliances
with easyTouch, the operating instructions will be an extract from the on-screen help pages.
The operating instructions and the on-screen help (easyTouch only) cover the following topics:
User interface layout: Goes over the combi steamer’s user interface
Using the software: Contains instructions on how to enter and access cooking profiles, access
cleaning profiles, and start cooking and cleaning sequences; describes the various settings and
goes over how to import and export data
Select cooking profiles: Lists tried-and-true cooking profiles
1 General Information
Operating Manual 10

1.4 Safety information that must be read without exception
Safety information found in the documentation for the customer
Only the installation manual and operating manual provide safety information for the combi steamer.
The installation manual provides safety information for the transportation, setup, installation, placing-
into-operation, and removal-from-service tasks it describes.
The operating manual provides safety information for the cooking, cleaning, and maintenance tasks it
describes.
When using the operating instructions, the operating manual or installation manual should always be
consulted in order to obtain the relevant safety information. When performing activities that go beyond
simply using the software, the safety information in the operating manual and installation manual must
always be observed.
Parts of this document that must be read without exception
Failure to take the information in this document into account may result in death, injury, or property
damage.
In order to ensure their safety and the safety of others, everyone working with/on the combi steamer
must read and understand the following parts of this document before starting any work:
The “
For Your Safety on page 21” section
The sections describing the work that will be carried out
Danger symbol
Danger symbol Meaning
Used to warn of potential injury. Observe all the precautionary
statements following this symbol in order to avoid injury or death.
Precautionary statements
The precautionary statements in this manual are categorized using the following hazard levels:
Hazard level Consequences Likelihood
Death/severe injury (irreversible) Imminent
Death/severe injury (irreversible) Potential
Minor injury (reversible) Potential
NOTICE Property damage Potential
1 General Information
Operating Manual 11

1.5 About This Operating Manual
Purpose
The purpose of this operating manual is to provide everyone working with/on the combi steamer with
the information they will need to carry out operation, cleaning, and limited maintenance work safely
and correctly.
Target groups
Name of target group
(user) Tasks
Combi steamer owner
or
the owner’s employee
who is responsible for
the appliance and for the
staff operating it
Is responsible for instructing all other users on how to safely and correctly
operate, clean, and maintain the appliance. Is also responsible for
ensuring that the appliance is ready for operation before use. These
responsibilities include:
Briefing all users on all of the combi steamer’s safety-relevant
functions, mechanisms, and devices
Showing all users how to operate or otherwise work with the appliance
as required by their tasks and training them as required by the “
Parts
of this document that must be read without exception on page 11”
section.
Being the person to whom all problems and other issues related to the
appliance are reported and taking appropriate measures to correct
them or arranging for said measures to be taken.
Being responsible for ensuring that the appliance and its components
are maintained at the required intervals.
Cook Primarily takes care of organizational tasks, such as:
Entering cooking profile data
Editing existing cooking profiles in the cookbook
Coming up with new cooking profiles
Configuring the appliance’s settings
and takes care of all operator tasks as well if necessary.
Operator Actually operates the combi steamer, taking care of tasks such as:
Putting food into the combi steamer
Starting cooking profiles
Taking out the food once it has been cooked
Cleaning the combi steamer
Limited maintenance work
Operating Manual Outline
Section / sub-section Purpose Target
group
General Information Helps identify your combi steamer
Explains how to use this operating manual
Cook
Configuration and
Functions Describes the combi steamer’s functions
Describes specific combi steamer components and
indicates where they are located
Cook
Operator
For Your Safety Describes the combi steamer’s intended use
Describes all the risks and hazards posed by the combi
steamer, as well as appropriate instructions on how to
prevent and/or counter them
Read this section very carefully!
Cook
Operator
1 General Information
Operating Manual 12

Section / sub-section Purpose Target
group
How to Cook with Your
Combi Steamer Describes the combi steamer’s options for loading food and the maximum loads that are allowed to be put inside
Explains how to turn on the combi steamer
Includes instructions regarding the work sequences
involved in cooking and rethermalizing food
Includes instructions regarding the combi steamer steps
that are required repeatedly when cooking and
rethermalizing food
Cook
Operator
How to Clean the Combi
Steamer Goes over the general cleaning procedure
Includes the cleaning schedule
Describes the cleaning agents and how they must be
supplied
Includes instructions regarding the work sequences
involved in cleaning the combi steamer
Includes and refers to instructions regarding the combi
steamer steps that will be required repeatedly when
cleaning the steamer
Operator
How to Perform
Maintenance on the
Combi Steamer
Includes the maintenance schedule
Provides information on how to use the emergency mode
if faults or malfunctions occur
Includes a list of potential faults, malfunctions, and errors
and what to do if they occur
Includes instructions for the maintenance work that the
user is allowed to carry out themselves
Refers to instructions regarding the combi steamer steps
that will be required when performing maintenance work
on the steamer
Operator
Decimal mark used
In order to ensure that all numbers can be properly understood internationally, a decimal point is
always used.
1 General Information
Operating Manual 13

2 Configuration and Functions
Purpose of this section
This section describes the combi steamer’s configuration and explains its functions.
Contents
This section covers the following subjects:
Page
The Combi Steamer’s Functions 15
The Combi Steamer’s Configuration and Functions 17
Control Panel Layout and Functions 20
2 Configuration and Functions
Operating Manual 14

2.1 The Combi Steamer’s Functions
Cooking operating modes
Your combi steamer can be used to cook a variety of food. To do this, the combi steamer can be run
in any of the following operating modes:
Steam
Combi-steam
Convection
Standard cooking methods
By using the cooking operating modes together with the HumidityPro, Crisp&Tasty, Fan speed, and
BakePro ACS+ extra functions, you can do the following, for example:
Boiling
Blanching
Roasting
Scalloping
Preserving
Steaming
Poaching
Broiling
Cooking au gratin
Stewing
Braising
Baking
Thawing food
Special cooking methods
If you are using easyTouch, you can do the following in combination with the operating modes and
additional functions:
Low-temperature cooking
Cook & Hold
DT cooking
Overnight cooking
ecoCooking
Low-oxygen slow cooking
Rethermalization operating modes
Your combi steamer can be used to rethermalize a variety of food. To this end, the combi steamer can
be run in any of the following three operating modes:
À la carte rethermalization
Banquet rethermalization (with easyTouch only)
Plate rethermalization (with easyTouch only)
Cooking profiles and cookbook
A cooking profile is a combination of cooking parameters, such as cooking temperature and cooking
time. You can create your own cooking profiles and manage them in the “cookbook.” In addition, the
“cookbook” also comes with predefined cooking profiles.
Oven cleaning with easyTouch
There are four oven cleaning operating modes available:
Cleaning without using cleaning agents
ConvoClean+ fully automatic cleaning: any combination of four cleaning levels, three cleaning
durations, and the additional “steam disinfection” and “drying” functions
Semi-automatic cleaning
Cleaning with ConvoCare rinse aid only
2 Configuration and Functions
Operating Manual 15

Oven cleaning with easyDial
There are ten oven cleaning profiles available:
“Rinse with water” cleaning profile
ConvoClean fully automatic cleaning: Eight cleaning profiles for varying levels of soiling available,
with some of them including steam disinfection and drying
Semi-automatic cleaning profile
2 Configuration and Functions
Operating Manual 16

2.2 The Combi Steamer’s Configuration and Functions
Parts and functions (electrical floor-standing models)
The figure below shows a size 20.20 combi steamer used as an example representing all electrical
floor-standing models:
No. Designation Function
1Ventilation port Draws in ambient air in order to remove moisture from the
cooking compartment
Compensates for pressure fluctuations inside the cooking
compartment
2Exhaust vents Lets hot steam escape
3Door handle Used to open and close the appliance door
Cracked-open position for safely opening the appliance
Antibacterial material with silver ions ("HygienicCare")
4Appliance door Seals the cooking compartment
When opened, it can be slid backwards along the appliance’s
side in order to save space (“disappearing door”) (optional)
5Control panel Used to operate the appliance
Antibacterial ("HygienicCare")
6Suction panel Used to distribute heat uniformly within the cooking compartment
7Oven light Illuminates the cooking compartment
Program-controlled
8Core temperature probe,
sous vide probe (can be
externally inserted)
Used to measure the food’s internal temperature
9Integrated preheat bridge
in appliance door Works as a safety element during pre-heating and reduces energy losses
2 Configuration and Functions
Operating Manual 17

No. Designation Function
10 Loading trolley handle Bar used to move the loading trolley
Can be removed
11 Loading trolley Used to hold standard-size food containers
12 Condensate drain pan on
loading trolley Collects liquids and condensate dripping from the cooking compartment
13 Cooking compartment Is where food is placed while it is being cooked
14 Pullout spray head Meant exclusively for rinsing the cooking compartment with
water
Is retracted automatically into its holder after being used
Antibacterial ("HygienicCare")
15 Nameplate Used to identify the appliance
Parts and functions (gas table-top models)
The figure below shows a size 20.20 combi steamer used as an example representing all gas floor-
standing models:
No. Designation Function
1Ventilation port Draws in ambient air in order to remove moisture from the
cooking compartment
Compensates for pressure fluctuations inside the cooking
compartment
2Exhaust outlet Discharges hot exhaust gases
3Exhaust vents Lets hot steam escape
4Door handle Used to open and close the appliance door
Cracked-open position for safely opening the appliance
Antibacterial material with silver ions ("HygienicCare")
2 Configuration and Functions
Operating Manual 18

No. Designation Function
5Appliance door Seals the cooking compartment
When opened, it can be slid backwards along the appliance’s
side in order to save space (“disappearing door”) (optional)
6Control panel Used to operate the appliance
Antibacterial ("HygienicCare")
7Suction panel Used to distribute heat uniformly within the cooking compartment
8Oven light Illuminates the cooking compartment
Program-controlled
9Core temperature probe,
sous vide probe (can be
externally inserted)
Used to measure the food’s internal temperature
10 Integrated preheat bridge
in appliance door Works as a safety element during pre-heating and reduces energy losses
11 Loading trolley handle Bar used to move the loading trolley
Can be removed
12 Loading trolley Used to hold standard-size food containers
13 Condensate drain pan on
loading trolley Collects liquids and condensate dripping from the cooking compartment
14 Cooking compartment Is where food is placed while it is being cooked
15 Pullout spray head Meant exclusively for rinsing the cooking compartment with
water
Is retracted automatically into its holder after being used
Antibacterial ("HygienicCare")
16 Nameplate Used to identify the appliance
2 Configuration and Functions
Operating Manual 19

2.3 Control Panel Layout and Functions
Control panel layout and parts in easyTouch
No. Designation Function
1ON/OFF
appliance
switch
Used to turn the combi steamer on and
off
2Full-touch
display The appliance’s central control interface
Used by touching the icons on the full-
touch display
Status indicators
3USB port Used to plug in a USB stick
Control panel layout and parts in easyDial
No. Designation Function
1ON/OFF
appliance
switch
Used to turn the combi steamer on and
off
2Control panel The appliance’s central control interface
Buttons used to enter cooking
programs
Displays used to indicate configured
values
Prompt indicators for the operator
3USB port Used to plug in a USB stick
4C-Dial Used to set cooking parameters by
turning and pressing the encoder.
2 Configuration and Functions
Operating Manual 20