Middleby SOUTHBEND R24-3 User manual

MANUAL 10080-SB REV 0 (03/21)
$21.00
ELECTRIC COUNTER CONVECTION STEAMER
MANUAL SECTION CO
IMPORTANT FOR FUTURE REFERENCE
Please complete this information and retain this
manual for the life of the equipment:
Model #:
___________________________
Serial #:
___________________________
Date Purchased:
_____________________
WARNING
Improper installation, adjustment, alteration, service or maintenance can cause property damage, injury
or death. Read the installation, operating and maintenance instructions thoroughly before installing or
servicing this equipment.
SOUTHBEND STEAM
A Middleby Company
1100 Old Honeycutt Road Fuquay-Varina, North Carolina 27526 USA
www.southbendnc.com
Electric
Counter Convection Steamer
R24-3 & R24-5
Installation & Operation Manual
Model R24-3 on stand

INSTALLATION & OPERATION MANUAL 10080-SB REV 0 (03/21)
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ELECTRIC COUNTER CONVECTION STEAMER
SAFETY PRECAUTIONS
Before installing and operating this equipment, be sure everyone involved in its operation is fully trained and aware of
precautions. Accidents and problems can be caused by failure to follow fundamental rules and precautions.
The following symbols, found throughout this manual, alert you to potentially dangerous conditions to the operator,
service personnel, or to the equipment.
CAUTION
WARNING
NOTICE
This symbol warns of immediate hazards that will result in severe injury or death.
This symbol refers to a potential hazard or unsafe practice that could result in injury or death.
This symbol refers to a potential hazard or unsafe practice that could result in injury, product
damage, or property damage.
This symbol refers to information that needs special attention or must be fully
understood, even though not dangerous.
DANGER
WARNING
WARNING: Improper installation, operation, adjustment, alteration, service or maintenance can cause property
damage, injury or death. Read the installation, operating and maintenance instructions thoroughly before installing,
operating or servicing this equipment.
NOTICE
This manual should be retained for future reference.
NOTICE
This product is intended for commercial use only. NOT FOR HOUSEHOLD USE.
Copyright © 2021 by Southbend Steam. All rights reserved. Published in the United States of America.
SPECIFICATIONS
IMPORTANT NOTES FOR INSTALLATION AND OPERATION
WARNING
This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages
that follow this symbol to avoid possible injury or death.

INSTALLATION & OPERATION MANUAL 10080-SB REV 0 (03/21) PAGE 3 OF20
ELECTRIC COUNTER CONVECTION STEAMER
RETAIN THIS MANUAL FOR FUTURE REFERENCE.
Table of Contents
Important Notes For Installation and Operation.................................................................... 2
Service Connections............................................................................................................. 4
Installation Instructions ......................................................................................................... 5
Testing Procedures ............................................................................................................... 10
Operation .............................................................................................................................. 11
Cleaning................................................................................................................................ 13
Cooking Guidelines............................................................................................................... 14
Maintenance ......................................................................................................................... 16
Adjustment for High Altitude Locations ................................................................................. 18
Troubleshooting .................................................................................................................... 19
INTRODUCTION

INSTALLATION & OPERATION MANUAL 10080-SB REV 0 (03/21)
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ELECTRIC COUNTER CONVECTION STEAMER
SERVICE CONNECTIONS
SERVICE CONNECTIONS
ELECTRICAL CHARACTERISTICS
R24-3 R24-5
R24-3 R24-5
SERVICE CONNECTIONS
– ELECTRICAL CONNECTION: Rating to be
as specied on data plate.
– COLD WATER: 3/8” (10 mm) O.D. tubing at
25-50 psi (170-345 kPa).
– DRAIN: 2” (51 mm) IPS piped to open oor
drain. No solid connection.
– GENERATOR WATER: 3/8” (10 mm) O.D.
tubing at 25-50 psi (170-345 kPa).
Model kW
AMPS/PHASE
208V 220V 240V 380V 415V 480 V 600V
1 PH 3 PH 1 PH 3 PH 1 PH 3 PH 3 PH 3 PH 3 PH 3 PH
R24-3 7.5 Standard 36 21 34 20 31 18 12 11 9 8
10 Optional 48 28 46 26 42 24 16 14 12 10
R24-5 15 Standard 72 42 69 40 63 36 23 21 18 15
12 Optional 58 34 55 32 50 29 19 17 15 12
WATER QUALITY STATEMENT
Water is the essential ingredient in steam equipment, water quality is the major factor a󰀨ecting the performance of your appliance. Crown Steam
Group o󰀨ers a Comprehensive Water Treatment System which exceeds our minimum water requirements. Proof of installation and proper
cartridges replacement is required for warranty coverage. Water supply to Crown Steam Group steamers must be within these guidelines.
Total dissolved solids.......................Less than 60 PPM
Total alkalinity ................................Less than 20 PPM
Silica...............................................Less than 13 PPM
Chlorine .........................................Less than 1.5 PPM
pH Factor ......................................6.8 - 7.3
Water which does not meet these standards should be treated with the installation of Middleby’s Water Treatment System. Call 919-762-1000
if you have questions concerning your water meeting these parameters.
*Failure or malfunction of this appliance due to poor water quality is not covered under warranty.
Reference www.crownsteamgroup.com for complete warranty details and instructions.
Model
Pan Depth
1” 2-1/2” 4” 6”
R24-3 6 3 2 1
R24-5 10 5 3 2
R24-3 R24-5
R24-3 R24-5
COMPARTMENT PAN CAPACITY

INSTALLATION & OPERATION MANUAL 10080-SB REV 0 (03/21) PAGE 5 OF20
ELECTRIC COUNTER CONVECTION STEAMER
The R24-3 and R24-5 steamers are single compartment electric pressureless steam cookers with an internal electric
steam generator that maintains water temperature at approximately 205 Deg F. R24-3 is rated 7.5 kW as standard; 10 kW
is optional. R24-5 is rated 15 kW as standard; 12 kW is optional.
At high altitude locations a lower temperature is required to achieve atmospheric steaming.
Contact your authorized service o󰀩ce to have the thermostat adjusted if the steamer will be operated at high altitudes.
INSTALLATION
UNPACKING
IMMEDIATELY INSPECT FOR SHIPPING DAMAGE
Immediately after unpacking the steamer, check for possible shipping damage. If the steamer is found to be damaged,
save the packaging material and contact the carrier within 15 days of delivery.
Prior to installation, verify that the electrical service agrees with the specications on the machine data plate which is
located on the left side panel.
INSTALLATION INSTRUCTIONS
GENERAL
INSTALLATION
LOCATION
Allow space for plumbing and electrical connections. Allow adequate access for operating and servicing the steamer
(36” at the front of the steamer and 15” above the steamer).
LEGS (OPTIONAL)
If the optional 4” adjustable legs are used, remove the four levelling feet on the bottom of the steamer.
LEVELING FEET (Standard) OR 4” ADJUSTABLE LEGS (Optional)
Thread the four 2” leveling feet shipped in a bag inside the steamer cabinet into the threaded holes on the bottom corners
of the steamer. Or, thread the four optional 4” adjustable legs into the threaded holes on the bottom corners of the
steamer.