Changed to a more robust Duke timer bar and control system Throughout this manual, you will uncover more details about the benefits and advantages that the Duke IRHS will bring to your restaurant. Thank you for your purchase and as always, your feedback is appreciated.
Do not operate this equipment if it has a damaged cord or plug, if it is not working properly, or if it has been damaged or dropped. • This equipment should be serviced by qualified personnel only. Contact the nearest Duke authorized service facility for adjustment or repair. •...
IRHS Holding Unit Restaurant Equipment Manual SPECIFICATIONS IRHS22 Specification Sheet Shipping Weight: 110 lbs/50 kg Electrical: IRHS22-208 208 V ~, 9.5 A, 50/60 Hz NEMA 6-15P IRHS22-230 230 V ~, 4 A, 50/60 Hz IEC PLUG, 16 AMP IRHS22-240 240 V ~, 8.3 A, 50/60 Hz...
Page 7
IRHS Holding Unit Restaurant Equipment Manual IRHS23 Specification Sheet Shipping Weight: 143 lbs/65 kg Electrical: IRHS23-208 208 V ~, 12 A, 50/60 Hz NEMA 6-15P IRHS23-230 230 V ~, 6 A, 50/60 Hz IEC PLUG, 16 AMP IRHS23-240 240 V ~, 12 A, 50/60 Hz NEMA 6-15P 510 mm (20.08”)
Page 8
IRHS Holding Unit Restaurant Equipment Manual IRHS24 Specification Sheet Shipping Weight: 181 lbs/82 kg Electrical: IRHS24-208 208 V ~, 12 A, 50/60 Hz NEMA 6-15P IRHS24-230 230 V ~, 8 A, 50/60 Hz IEC PLUG, 16 AMP IRHS24-240 240 V ~, 12 A, 50/60 Hz NEMA 6-15P 510 mm (20.08”)
Page 9
IRHS Holding Unit Restaurant Equipment Manual IRHS34 Specification Sheet Shipping Weight: 243 lbs/110 kg Electrical: IRHS34-208 208 V ~, 14 A, 50/60 Hz NEMA 6-20P IRHS34-230 230 V ~, 12 A, 50/60 Hz PIN & SLEEVE, 16AMP IRHS34-240 240 V ~, 14 A, 50/60 Hz NEMA 6-20P 510 mm (20.08”)
Page 10
IRHS Holding Unit Restaurant Equipment Manual IRHS42 Specification Sheet Shipping Weight: 187 lbs/85 kg Electrical: IRHS42-208 208 V ~, 12 A, 50/60 Hz NEMA 6-15P IRHS42-230 230 V ~, 8 A, 50/60 Hz IEC PLUG, 16 AMP IRHS42-240 240 V ~, 12 A, 50/60 Hz NEMA 6-15P 510 mm (20.08”)
A SPECIAL CORD OR A SPECIAL CORD 1. Local Codes. ASSEMBLY AVAILABLE FROM DUKE MANUFACTURING CO. OR ITS SERVICE 2. European (IEC/CENELEC) Electrical Code. AGENT AND MUST BE REPLACED BY DUKE OR OTHER QUALIFIED PERSONNEL IN ORDER TO AVOID AND POTENTIAL HAZARDS.
IRHS Holding Unit Restaurant Equipment Manual Remove the base pan from all holding units, except for Step 1 bottom unit, that are to be stacked. The pan is held in place by two screws on the bottom of the unit. Step 2 Place bottom unit into position then stack the next unit on top.
Page 14
IRHS Holding Unit Restaurant Equipment Manual 4. Spray a cleaning towel, or non-scratch scrub pad NEVER USE AN ACID when necessary, with soapy solution or KAY™ BASED CLEANING SOLUTION! MANY Degreaser. Fully clean upper glass surfaces by FOOD PRODUCTS HAVE AN ACIDIC hand, as well as lower heat sink surfaces.
IRHS Holding Unit Restaurant Equipment Manual DIAGNOSTICS IR BULB FUNCTION TEMPERATURE CHECK PROCEDURE • IR bulbs are either ON or OFF. • Select an arrow to initiate a hold cycle. 1. A digital temperature meter that has been • After heat up (Display will show Product Names), calibrated must be used to get an accurate visually confirm the IR bulb comes on.
GREEN – Timer is Active – product in pan (use first) • Uploading unit settings from the Duke Holding Unit to a USB Drive and viewing via the Internet. c. FLASHING GREEN = Cook Warning Time reached (cook more product) or keypad in EDIT...
Page 17
IRHS Holding Unit Restaurant Equipment Manual SETTINGS – CHECKING PRODUCT SETTINGS (MENU MODE) Enter Menu Mode 1. Press and hold the ENTER Button for three seconds. Status LED FLASHES and “MENU” MENU MODE – DISPLAY LINK, HOLD TIME, is displayed on left Display and either “UP” TEMPERATURE or “DOWN”...
Page 18
IRHS Holding Unit Restaurant Equipment Manual SETTINGS – CHECKING PRODUCT SETTINGS (VIA USB FILE) USB File Upload from Unit 1. Turn IRHS ON and wait for temperature or product names to display. 2. Insert a BLANK USB Drive into the USB port. USB Port LED will light solid green and a single chirp should be heard.
Restaurant Equipment Manual PARTS LISTS AND ILLUSTRATIONS FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY TABLE 1 Qty Per Unit Locator Description IRHS22 IRHS23 IRHS24 IRHS34 IRHS42 1030-2747 TIMER BAR, 2X2 , FRONT, RH AND 4X2, FRONT, BOTTOM...
Page 21
IRHS Holding Unit Restaurant Equipment Manual PARTS LISTS AND ILLUSTRATIONS FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY TABLE 1 Qty Per Unit Locator Description IRHS22 IRHS23 IRHS24 IRHS34 IRHS42 1030-2550 IR GLASS FRAME - 2 WIDE 1030-2549...
IRHS Holding Unit Restaurant Equipment Manual WIRING SCHEMATICS FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY...
Page 23
IRHS Holding Unit Restaurant Equipment Manual WIRING SCHEMATICS FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY...
Page 24
IRHS Holding Unit Restaurant Equipment Manual WIRING SCHEMATICS FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY CONNECT...
Page 25
IRHS Holding Unit Restaurant Equipment Manual WIRING SCHEMATICS FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY 208V 230V...
Page 26
IRHS Holding Unit Restaurant Equipment Manual WIRING SCHEMATICS FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY...
Page 27
IRHS Holding Unit Restaurant Equipment Manual WIRING SCHEMATICS FOR REFERENCE ONLY - UNIT TO BE SERVICED BY AUTHORIZED PERSONNEL ONLY ” 208V 230V...
Page 28
IRHS Holding Unit Restaurant Equipment Manual Duke Manufacturing Co. 2305 N. Broadway St. Louis, MO 63102 Phone: 314-231-1130 Toll Free: 1-800-735-3853 Fax: 314-231-5074 www.dukemfg.com...
Need help?
Do you have a question about the IRHS22 and is the answer not in the manual?
Questions and answers