Alto Shaam 20-20MW Installation Manual
Hot Food Holding Cabinets
Electric
Models:
20-20W
20-20MW
20-20MW
W164 N9221 Water Street • P.O. Box 450
Menomonee Falls, Wisconsin 53052-0450 U.S.A.
PHONE: 262.251.3800 • 800.558.8744 U.S.A. / CANADA
262.251.7067 • 800.329.8744 U.S.A. ONLY
FAX:
www.alto-shaam.com
• Installation
• Operation
• Maintenance
Consult instructions
for operation and use.
Printed in U.S.A.
MN-36608 (Rev. 4) • 12/16
Table of Contents
Delivery ..............................................3
Transportation Damage Claims ............................4
Unpacking ............................................5
Safety Procedures ......................................6
Installation ...........................................8
Dimensions ...........................................9
Electrical Connection ..................................11
Operation ...........................................12
General Holding Guidelines .............................14
Cleaning and Preventative Maintenance ....................15
Food Safety ..........................................17
Troubleshooting ......................................18
Service ..............................................20
Wiring Diagrams ......................................25
Limited Warranty .....................................26
2 MN-36608 • Rev 4 • 12/16 • 20-20MW, 20-20W Hot Food Holding Cabinets
Delivery
This Alto-Shaam appliance has been thoroughly
CAUTION
tested and inspected to ensure only the highest quality
appliance is provided. Upon receipt, check for any
possible shipping damage and report it at once to the
delivering carrier. See Transportation Damage and
Claims section located in this manual.
This appliance, including unattached items and
accessories, may be delivered in one or more packages.
Ensure all standard items and options have been
received with each appliance as ordered. Save all the
information packed with the appliance. Register the
appliance online at www.alto-shaam.com/en/support/
warranty-registration to ensure prompt service in the
event of a warranty parts and labor claim.
This manual must be read and understood by all
peopleusing or installing the appliance. Contact the
Alto-Shaam Tech Team Service Department if you
haveany questions concerning installation, operation,
or maintenance.
1-800-558-8744; servicedept@alto-shaam.com
Appliance and accessories may be
heavy. To prevent serious injury, always
use a su icient number of trained and
experienced workers when moving or
leveling appliance and handling accessories.
The serial number is required for all inquiries.
Always include both model and serial number(s) in any
correspondence regarding the appliance.
Model: ______________________________________________
Serial number: ______________________________________________
Purchased from: ______________________________________________
Date installed: ____________________ Voltage: _____________
Environmental Conditions
Operational Environmental Conditions
• Before use, appliance must acclimate to room
temperature in the environment it is placed — 24 hours
isrecommended.
• Ambient temperature range of 60°F to 110°F (16°C to 43°C).
• Relative humidity of less than 95% non-condensation.
• Atmospheric pressure range of 50kPa to 106kPa.
MN-36608 • Rev 4 • 12/16 • 20-20MW, 20-20W Hot Food Holding Cabinets 3
Transportation Damage Claims
All Alto-Shaam equipment
3. Note all damage to packages directly on the carrier’s
con rmation to the carrier’s of ce with the time, date,
hour emergency service call center to offer immediate
is sold Free on Board
(F.O.B.) shipping point,
and when accepted by the
carrier, such shipments
become the property of the
consignee.
Should damage occur in shipment, do not put the
appliance into service until the damage has been
inspected by an authorized Alto-Shaam service provider.
Shipping damages are a matter between the carrier and
the consignee. In such cases, the carrier is assumed to
be responsible for the safe delivery of the merchandise,
unless negligence can be established on the part of
theshipper.
1. Make an immediate inspection while the appliance is
still in the truck or immediately a er it is moved to the
receiving area. Do not wait until a er the appliance is
moved to a storage area.
2. Do not sign a delivery receipt or a freight bill until
a proper count has been made and inspection of all
appliances are received.
delivery receipt.
4. Make certain the driver signs the delivery receipt. If the
driver refuses to sign, make a notation of this refusal
on the receipt.
5. If the driver refuses to allow inspection, write the
following on the delivery receipt: Driver refuses to
allow inspection of containers for visible damage.
6. Contact the carrier’s of ce immediately upon nding
damage, and request an inspection. Mail a written
and the personcalled.
7. Save any packages and packing material for further
inspection by the carrier.
8. Promptly le a written claim with the carrier and
attach copies of all supporting paperwork.
Alto-Shaam will continue our policy of assisting our
customers in collecting claims which have been properly
led and actively pursued. Alto-Shaam cannot, however,
le any damage claims, assume the responsibility of any
claims, or accept deductions in payment for such claims.
Record the model and serial number of the appliance for easy
reference. Always refer to both model and serial number in
any contact with Alto-Shaam regarding this appliance.
Model: ______________________________________________
Serial Number: ______________________________________________
Date Installed: ______________________________________________
Voltage: ______________________________________________
Purchased From: ______________________________________________
______________________________________________
______________________________________________
Alto-Shaam has established a twenty-four
customer access to a local authorized service agency
outside of standard business hours. The emergency
service access is provided exclusively for Alto-Shaam
equipment and is available throughout the United
States through the use of Alto-Shaam’s toll-free
number. Emergency service access is available seven
days a week including holidays.
4 MN-36608 • Rev 4 • 12/16 • 20-20MW, 20-20W Hot Food Holding Cabinets
• Carefully remove the appliance from the carton or crate.
NOTE: Do not discard the carton and other packaging material until you
• Read all instructions in this manual carefully before installing this
• Remove all protective plastic lm, packaging materials, and accessories
have inspected the appliance for hidden damage and tested it for
proper operation.
Do not discard this manual. This manual is considered to be part
of the appliance and is to be provided to the owner or manager of
the business or to the person responsible for training operators.
Additional manuals are available from the manufacturer.
appliance, using the appliance or performing routine maintenance.
Following procedures other than those indicated in this guide to use and
clean the appliance is considered inappropriate and may cause damage,
injury or fatal accidents, in addition to voiding the warranty and relieving
Alto-Shaam of all liability.
from the appliance before connecting electrical power. Store any
accessories in a convenient place for future use.
Unpacking
MN-36608 • Rev 4 • 12/16 • 20-20MW, 20-20W Hot Food Holding Cabinets 5
Safety Procedures
• The appliance is intended to cook, hold or process foods
Knowledge of proper procedures is essential to the
for the purpose of human consumption. No other use for
this appliance is authorized and is therefore considered
dangerous. The appliance must not be used to cook
food containing ammable materials (such as food with
alcohol). Substances with a low ash point can ignite
spontaneously and cause a re.
• The appliance is intended for use in commercial
establishments where all operators are familiar with
the purpose, limitations, and associated hazards of this
appliance. Operating instructions and warnings must
be read and understood by all operators and users.
Alto-Shaam recommends regular staff training to avoid
the risk of accident or damage to the appliance. Operators
must also receive regular safety instructions.
• Any troubleshooting guides, component views, and
partslists included in this manual are for general
reference only and are intended for use by quali ed and
trained technicians.
• This manual should be considered a permanent part of
this appliance. This manual and all supplied instructions,
diagrams, schematics, parts lists, notices, and labels must
remain with the appliance if the item is sold or moved to
another location.
safe operation of electrically and/or gas energized
equipment. The following signal words and symbols
may be used throughout this manual.
DANGER
Indicates a hazardous situation that, if not avoided, will
result in death or serious injury.
WARNING
Indicates a hazardous situation that, if not avoided, could
result in death or serious injury.
CAUTION
Indicates a hazardous situation that, if not avoided, could
result in minor or moderate injury.
NOTICE: Indicates information considered important,
but not hazard-related (e.g., messages relating
to property damage).
NOTICE: For equipment delivered for use in any
location regulated by the following
directive: 2012/95/EC WEEE
Do not dispose of electrical or electronic
equipment with other municipal waste.
Indicates that referral to operating
instructions is a mandatory action. If
not followed the operator could su er
personalinjury.
Indicates that referral to operating
instructions is recommended to understand
operation of equipment.
6 MN-36608 • Rev 4 • 12/16 • 20-20MW, 20-20W Hot Food Holding Cabinets
• To prevent serious injury, death or property damage,
the appliance should be inspected and serviced at
• If the gas appliance is installed under an exhaust
hood, the hood must be switched On when the
appliance is in use to avoid the build up of combustion
gases. Failure to do so may result in serious injury,
death or property damage.
• Accumulations on the main burners of gas appliances
can result in ring out of normal sequence. This
delayed ignition creates an alarmingly loud sound.
If your appliance makes an especially loud noise
when starting up, shut down the appliance and call a
quali ed and trained service technician.
• Never place objects near the appliance exhaust vents.
Thisarea is hot and could be a potential ignition
source for a re.
• Do not allow objects to block or obstruct the area
below the appliance base. This may result in re,
damage to the equipment or serious injury.
• Do not use the attached hand-held hose to
sprayanything other than the interior of the
appliancecompartment.
• Do not use the attached hand-held hose on the
surface of a hot cooking compartment. The sudden
temperature change can damage the appliance
interior. Allow the appliance to cool to a minimum of
150°F(66°C). Failure to observe this precaution can
void the warranty.
WARNING
WARNING
least every twelve (12) months by an authorized
service partner or trained technician.
• Only allow an authorized service partner or trained
technician to service or to repair the appliance.
Installation or repairs that are not performed by an
authorized service partner or trained technician, or
the use of non-factory authorized parts will void the
warranty and relieve Alto-Shaam of all liability.
• When working on this appliance, observe precautions
in the literature, on tags, on labels attached to
or shipped with the appliance and other safety
precautions that may apply.
• If the appliance is installed on casters, freedom of
movement of the appliance must be restricted so
that utility connections (including gas, water, and
electricity) cannot be damaged when the appliance
is moved. If the appliance is moved, ensure that all
utility connections are properly disconnected. If the
appliance is returned to its original position, ensure
that retention devices and utility connections are
properly connected.
• Only use the appliance when it is stationary. Mobile
appliance racks, mobile plate racks, transport trolleys,
andappliances on casters can tip over when being
moved over an uneven oor or threshold and cause
serious injury.
• Always apply caster brakes on mobile appliances or
accessories when these are not being moved. These
items could move or roll on uneven oors and cause
property damage or serious injury.
• Be extremely careful when moving appliances
because the food trays may contain hot uids that may
spill, causing serious injury.
• Always open the appliance door very slowly. Escaping
hot vapors or steam can cause serious injury or death.
Safety Procedures
To prevent serious personal injury, death,
or property damage:
The appliance must be cleaned thoroughly
to avoid deposits of grease and or food
residue inside the appliance that may
catch fire. If fat deposits and/or food waste
inside the appliance ignite, shut down
the appliance immediately and keep the
appliance door closed to extinguish the
fire. If further extinguishing is required,
This appliance is not intended for use by persons
(including children) with reduced physical, sensory or
mental capabilities, or lack of experience and knowledge,
unless they have been given supervision concerning use
of the appliance by person responsible for their safety.
Children should be supervised to ensure that they do not
play with the appliance.
disconnect the appliance from the main
power and use a fire extinguisher (do not
use water to extinguish a grease fire!).
Failure to clean the appliance properly
invalidates the warranty and relieves
Alto-Shaam of all liability.
MN-36608 • Rev 4 • 12/16 • 20-20MW, 20-20W Hot Food Holding Cabinets 7
Installation
WARNING
CAUTION
WARNING
CAUTION
Improper installation, alteration, adjustment, service,
cleaning, or maintenance could result in property
damage, severe injury, or death.
Read and understand the installation, operating and
maintenance instructions thoroughly before installing,
servicing, or operating this equipment.
Appliance and accessories may be
heavy. To prevent serious injury, always
use a su icient number of trained and
experienced workers when moving or
leveling appliance and handling accessories.
1. This appliance, complete with unattached items and
accessories, may be delivered in one or more packages.
Check to ensure that all items ordered have been
received.
2. This appliance is designed for the purpose of
maintaining hot food at a temperature for safe
consumption. The unit must be installed on a level
surface in a location that will permit the equipment to
function for its intended purpose and allow adequate
access for proper cleaning and maintenance.
3. The appliance must not be installed in any area where it
will be affected by steam, grease,
dripping water, high temperatures, or any other severely
adverse conditions.
4. Level the appliance from side-to-side
and front-to-back with the use of a
spiritlevel.
5. In order to maintain standards established by
the National Sanitation Foundation, oor models
must be sealed at bottom by NSF approved sealant, or
equipped with casters, or 6" (152mm) legs to provide
minimum unobstructed space beneath the unit.
Warranty will become null and void if these directions
are not followed.
To prevent personal injury or
propertydamage:
Always use hand protection when
operating this appliance to avoid burns.
Metal parts of this equipment become
extremely hot when in operation.
To prevent personal injury, death or
property damage:
Do not store or use gasoline or other
flammable vapors or liquids in the vicinity
of this or any other appliance.
Clearance Requirements
Back 3" (76mm)
Top 2" (51mm)
Le side, Right side 1" (25mm)
Weight
Net 378 lb (171mm)
Ship 513 lb (233 kg)
8 MN-36608 • Rev 4 • 12/16 • 20-20MW, 20-20W Hot Food Holding Cabinets
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