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U.S. and Foreign Patents Pending

Installation and

Operation Manual

Please read this manual completely before attempting 

to install, operate or service this equipment

This manual is Copyright © 2013 Duke Manufacturing Co. All rights reserved.  

Reproduction without written permission is prohibited. Duke is a registered  

trademark of the Duke Manufacturing Co.

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

 

MODEL 
MUHC 51 SERIES

MUHC 52 SERIES

MUHC 34 SERIES

MUHC

(MULTI-USE 

HOLDING CABINET)

P/N 165008E

IMPORTANT INFORMATION, READ BEFORE USE. 

PLEASE SAVE THESE INSTRUCTIONS.

Summary of Contents for MUHC 34 SERIES

Page 1: ...hts reserved Reproduction without written permission is prohibited Duke is a registered trademark of the Duke Manufacturing Co Duke Manufacturing Co 2305 N Broadway St Louis MO 63102 Phone 314 231 113...

Page 2: ...Installation and Operation of MUHC 2...

Page 3: ...Operation of MUHC TABLE OF CONTENTS ELECTRICAL WARNINGS 4 INTRODUCTION 5 SPECIFICATIONS 6 INSTALLATION 10 OPERATION 12 CLEANING INSTRUCTIONS 16 TROUBLESHOOTING 17 PARTS LISTS AND ILLUSTRATIONS 18 WIR...

Page 4: ...omply with this procedure can cause property damage injury or death Before connecting the unit to the electrical supply verify that the electrical connection agrees with the specifications on the data...

Page 5: ...vised to ensure they do not play with the appliance CAUTION Observe the following Minimum clearances must be maintained from all walls and combustible materials Keep the equipment area free and clear...

Page 6: ...Installation and Operation of MUHC 6 MUHC 34 Unit Weight 152 lbs 69 kg Electrical MUHC 34 208 208 V 16 A 360 W 50 60 Hz 15 3 4 40 01cm 16 3 16 41 10cm 41 1 2 105 34cm SPECIFICATIONS...

Page 7: ...UHC MUHC 34SM CH Unit Weight 135 lbs 62 kg Electrical MUHC 34SM 208 208 V 14 A 2700 W 50 60 Hz MUHC 34CH 208 208 V 14 A 2700 W 50 60 Hz MUHC 34CH 230 230 V 14 A 2700 W 50 60 Hz 15 1 8 38 44cm 31 5 16...

Page 8: ...nit Weight 175 lbs 80 kg Electrical MUHC 51 120 120 V 16 A 1800 W 50 60 Hz MUHC 51 208 208 V 9 8 A 2000 W 60 Hz 34 286in 87 09cm 25 136in 63 85cm 18 863in 47 91cm 20 257in 51 45cm A 23 813in 60 49cm 2...

Page 9: ...on and Operation of MUHC MUHC 52 Unit Weight 330 lbs 150 kg Electrical MUHC 52 120 120 V 24 A 2880 W 50 60 Hz 25 137in 63 85cm 48 073in 122 10cm 32 072in 81 46cm A 23 816in 60 49cm 5 593in 14 20cm 1 4...

Page 10: ...CODES AND STANDARDS In the United States the MUHC must be installed in accordance with the following 1 State and local codes 2 NationalElectricalCode ANSI NFPANo 70 latest edition available from the...

Page 11: ...bly available from Duke Manufacturing Co or its service agent Earthing Instructions THE UNIT MUST BE GROUNDED Grounding reduces risk of electric shock by providing an escape wire for the electric curr...

Page 12: ...wash with water jet or hose Bottom and sides of warmer wells are very hot and cool slowly CAUTION Do not use caustic cleaners acids ammonia products or abrasive cleaners or abrasive cloths These can d...

Page 13: ...tective film to thicken It is unsightly but is not a sign of permanent damage To remove heat tint follow the routine cleaning procedure Stubborn heat tint will require heavy duty cleaning To reduce he...

Page 14: ...product in pan Press correspondingArrow Button to silence alarm and reset timer 6 Status LED becomes non illuminated and Display shows Product Name only The pan is ready for more product Note Toresett...

Page 15: ...d 2 ToviewlowerwellinformationpresstheDownArrow Button DOWN will appear in the right Display FLASHING Status LED will be present on side of keypad corresponding to well being viewed 3 Press the Enter...

Page 16: ...s except for stainless steel scouring pads will mar the surface Never use steel wool which will leave behind particles that rust Never use acid based or chloride containing cleaning solutions which wi...

Page 17: ...s corrected by a qualified service technician 3 SensorFault Ifitanytimeduringnormaloperation SENS is displayed on the keypad discontinue operation and contact qualified service technician TEMPERATURE...

Page 18: ...Installation and Operation of MUHC 18 PARTS LISTS AND ILLUSTRATIONS WIRING DIAGRAM 14 15 7 5 5 7 15 15 1 2 3 4 14 14 15 7 5 5 15 WIRING DIAGRAM 8 10 11 9 9...

Page 19: ...TIMER BAR BACKER TOP 1 1 1 165373 TIMER BAR BACKER BOT 1 1 1 8 157829 CONTROL MAIN 1 1 157995 CONTROL DAYPART NLP 1 1 9 157830 RELAY 2 2 2 2 10 155749 TRANSFORMER 208 240 VAC 1 1 1 156838 TRANSFORMER...

Page 20: ...Installation and Operation of MUHC 20 14 15 15 5 5 15 5 10 8 9 11 2 1 4 3 4 MUCH 5X1...

Page 21: ...157915 CONTROL MAIN 1 1 1 9 157830 RELAY 5 5 5 10 156316 TRANSFORMER 120 VAC 1 1 155749 TRANSFORMER 208 240V 1 11 158284 RTD BOARD 1 1 1 12 157916 DAYPART SWITCH OPTIONAL 1 1 1 13 160406 SWITCH 1 1 1...

Page 22: ...D E 5R 5F 3R 3F 1R 1F RTD SENSE PCB COMM GND 6 5 4 3 2 7 10 9 8 11 12 13 14 Level 3 FRONT Level 5 FRONT Level 5 REAR Level 1 REAR Level 3 REAR 6 5 4 3 2 1 7 6 5 4 3 2 1 Level 4 FRONT Level 1 FRONT Le...

Page 23: ...B COMM GND 6 5 4 3 2 7 10 9 8 11 12 13 14 Level 3 FRONT Level 5 FRONT Level 5 REAR Level 1 REAR Level 3 REAR 6 5 4 3 2 1 7 6 5 4 3 2 1 Level 4 FRONT Level 1 FRONT Level 2 FRONT Level 2 REAR Level 4 RE...

Page 24: ...Installation and Operation of MUHC 24...

Page 25: ...25 Installation and Operation of MUHC...

Page 26: ...Installation and Operation of MUHC 26...

Page 27: ...27 Installation and Operation of MUHC NOTES...

Page 28: ...Installation and Operation of MUHC 28 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...

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