Hoshizaki DCM-751BWH(-OS) manual

Hoshizaki “A Superior Degr ee of Reliability” www .hoshizaki.com Models DCM-751BAH(-OS) DCM-751BWH(-OS) Cubelet Icemaker/Dispenser Hoshizaki America, Inc. Issued: 3-23-2011 INST RU CT ION MA NU AL[...]

2 IMPOR T ANT Only quali ed ser vice t echnicians should install, service, and maintain the icemaker . No installation, ser vice , or maintenance should be under tak en until the technician has thor oughly r ead this Instruction Manual. Likewise , the owner/manager should not pr oceed to operat e the icemaker until the installer has instructed t[...]

3 CONTENTS Impor tant S af et y Inf or mation ................................................................................................. 4 I. Specications ...................................................................................................................... 5 A. Electrical Dat a ............................................[...]

4 Impor tant Saf ety Inf or mation Throughout this man ual, notices appear t o bring your at tention t o situations which could result in death, serious injur y , or damage to the unit. W ARNING Indicates a hazar dous situation which could r esult in death or serious injury . C A UTION Indicates a sit uation which could result in dama ge to the uni[...]

5 MODEL NUMBER DCM-751BAH SERIAL NUMBER AC SUPPLY VOLTAGE 115-120/60/1 COMPRESSOR 115V 77LRA 14.6RLA GEAR MOTOR 120V 3.0FLA 1/4HP FAN MOTOR 120V 1.0FLA 50W AGITATING MOTOR 120V 1.8FLA(TOTAL) 110W DISPENSING MOTOR 120V 0.9FLA 55W OTHER 120V 0.6A MAXIMUM FUSE SIZE 20 AMPS MAX. HACR BREAKER (USA ONLY) 20 AMPS MAX. CIRC. BREAKER (CANADA ONLY) 20 AMPS M[...]

6 MODEL NUMBER DCM-751BAH-OS SERIAL NUMBER AC SUPPLY VOLTAGE 115-120/60/1 COMPRESSOR 115V 77LRA 14.6RLA GEAR MOTOR 120V 3.0FLA 1/4 HP FAN MOTOR 120V 1.0FLA 50W AGITATING MOTOR 120V 1.8FLA(TOTAL) 110W DISPENSING MOTOR 120V 0.9FLA 55W OTHER 120V 0.6A MAXIMUM FUSE SIZE 20 AMPS MAX. HACR BREAKER (USA ONLY) 20 AMPS MAX. CIRC. BREAKER (CANADA ONLY) 20 AM[...]

7 HOSHIZAKI ICE MAKER 3. DCM-751BWH (w ater -cooled) The rating label and nameplat e pr o vide electrical and refrigerant data. The rating label can be seen by r emoving the fr ont panel. The nameplat e is locat ed on the r ear panel. W e r eser v e the r ight t o make changes in specications and design without prior notice. MODEL NUMBER DCM-751[...]

8 4. DCM-751BWH-OS (w ater -cooled) The rating label and nameplat e pr o vide electrical and refrigerant data. The rating label can be seen by r emoving the fr ont panel. The nameplat e is locat ed on the r ear panel. W e r eser v e the r ight t o make changes in specications and design without prior notice. HOSHIZAKI ICE MAKER MODEL NUMBER DCM-[...]

9 B. Dimensions/Connections 1 . DCM-751B AH (air-cooled) Unit: mm [in.] Rear Vie w Side View F r ont View T op View Side View[...]

10 2. DCM-751BAH-OS (air -cooled) Unit: mm [in.] Rear Vie w Side View F r ont View T op View Side View[...]

11 3. DCM-751BWH (w ater -cooled) Unit: mm [in.] Rear Vie w Side View F r ont View T op View Side View[...]

12 4. DCM-751BWH-OS (w ater -cooled) Unit: mm [in.] Rear Vie w Side View F r ont View T op View Side View[...]

13 II. Installation and Operating Instr uctions W ARNING 1 . This icemaker m ust be installed in accor dance with applicab le national, stat e, and local codes and regulations . 2 . CHOKING HAZARD: Ensure all components, f astener s, and thumbscre ws are secur ely in place af ter inst allation. Make sur e that none ha v e f allen into the stor age [...]

14 B. How t o Remo v e Panels See F ig. 1 or Fig. 2 •F rontP anel: Remo vethescr e w . Lif tupandt o war dsyou. Disconnecttheconnectoron push-but t on models . • T opP anel: Lif tupatfrontslightl y ,pushrearw ardandlif tof f . • ApronP anel: R emov et[...]

15 C. Location C A UTION 1 . This icemaker is not int ended for outdoor use . Nor mal operating ambient temper atur e should be within 45°F t o 1 00°F (7°C to 38°C); Nor mal oper ating wat er temperatur e should be within 45°F to 90°F (7°C to 32°C). Operation of the icemaker , for e xtended periods, outside of these normal temper ature rang[...]

16 E. Electrical Connection W ARNING 1 . Electr ical connection m ust be har d-wir ed and must meet national, st at e, and local electrical code requir ements. F ailure t o meet these code requir ements could result in death, electric shoc k, serious injur y , re , or e xtensiv e damage to equipment. 2. This unit r equir es an independent pow er[...]

17 F . W ater Suppl y and Dr ain Connections See F ig. 4, 5, or 6 W ARNING 1 . W ater suppl y and drain connections must be installed in accor dance with applicable national, st at e , and local codes and r egulations. 2. Normal operating wat er t emperatur e should be within 45°F to 90°F (7°C to 32°C). Operation of the icemak er , f or ext end[...]

18 1 . Icemak er •Icemakerw atersuppl yinletis1/2"f emalepipethread(FPT).  Aminimumof1/4"nominal ID copper wat er tubing or equivalent is r equir ed f or the icemaker wat er supply line . • Anicemakerw atersupplylineshut-of fval v eanddrainv alv eshould?[...]

19 Condenser W ater Supply Inlet 1/2"FPT Condenser Drain Outlet 3/8"FPT Icemaker W ater Supply Inlet 1/2"FPT Drip T ray Drain Outlet 3/4"FPT 2. W at er-Cooled Condenser a) Connection to an Open Dr ain Sy stem •Condenserw at ersuppl yinletis1/2"f emalepipethread(FPT).  Aminim[...]

20 b) Connection to a Closed Loop S yst em •Condenserw at ersuppl yinletis1/2"f emalepipethread(FPT).  Aminimumof1/4"nominal ID copper wat er tubing or equivalent is r equir ed f or the condenser water suppl y line. •Condenserr etur noutletis3/8"FPT .  Aminim[...]

21 G. F inal Chec klist W ARNING CHOKING HAZARD: Ensure all components , fast eners, and thumbscr ews ar e securel y in place af t er installation. Make sur e that none hav e f allen into the stor age bin. 1) Is the icemaker le v el? 2) Is the icemaker in a sit e where the ambient t emperatur e is within 45°F to 1 00°F (7°C t o 38°C) and the wa[...]

22 H. Star t up W ARNING 1 . All par ts are f actory-adjust ed. Improper adjustments ma y adver sely af f ect saf ety , performance, component lif e, and warranty cov erage. 2. If the icemak er is turned of f , w ait f or at least 3 minutes bef ore r estar ting the icemaker t o pre vent damage t o the compr essor . 3. At star tup , conr m that a[...]

23 F ig. 8 8) Remo ve the fr ont panel, then r emov e the stor age bin cov er . 9)Mov ethecontrols witchtothe"ICE"position.  1 0) Conrm bin control oper ation: Remo ve the contr ol bo x cov er , then engage the saf et y s witchonthefr ontframe . SeeFig . 7 .  Af terthe"GM&qu[...]

24 III. Cleaning and Maintenance This icemaker m ust be cleaned and maintained in accor dance with the instr uction manual and labels pr o vided with the icemak er . C onsult with y our local distribut or about cleaning and maintenance service. T o obtain the name and phone number of your local distrib ut or , visit www .hoshizaki.com or call Hoshi[...]

25 A. Cleaning and Sanitizing Instructions Hoshizaki recommends cleaning and sanitizing this unit at least twice a year . Mor e frequent cleaning and sanitizing , howe ver , may be r equired in some e xisting water conditions. W ARNING 1 . T o pr e vent injur y t o individuals and damage to the icemak er , do not use ammonia type cleaners. 2. C are[...]

26 8) Allow the icemak er to sit f or 1 0 minutes bef ore oper ation. If you placed a clamp on the reservoir hose in st ep 6, remov e it befor e operation. 9) In bad or se v ere wat er conditions, clean the  oat s witch assembl y as described below . Otherwise, contin ue t o st ep 1 0. a. R emo v e the  oat switch assemb ly from the r eser v [...]

27 c) Sanitizing Solution Dilute0.82 . oz. (25ml)ofa5.25%sodiumhypochloritesolution(chlorineb leach)with 1 .6 g al. (6.0 l) of warm water . d) Sanitizing Pr ocedure - F ollowing Cleaning P r ocedur e 1)Makesur ethecontrols witchisinthe"OFF"position,thepowe[...]

28 4) Remo ve the mot or brac ket thumbscr e ws, r st from the v er tical plane and then fr om the horizontal plane . W hile holding on t o the corresponding agit at or or auger , mov e the agitating mot or or the dispensing mot or t o war ds you. Remov e the agitator s and the dispensing auger from the st orage bin. See F ig . 9. 5) Remo ve the[...]

29 B. Maintenance The maintenance schedule belo w is a guideline. Mor e fr equent maint enance ma y be requir ed depending on wat er quality , the icemaker's en vironment, and local sanitation regulations . W ARNING 1 . Only quali ed ser vice t echnicians should ser vice this icemak er . 2. Mo v ethecontr ols witchandthe?[...]

30 C. Pr eparing the Icemak er f or Long Stor age C A UTION When st or ing the icemak er for an e xtended time or in sub-fr eezing temper atur es , f ollow the instructions below to pr ev ent damage. When the icemak er is not used for t w o or thr ee da ys under nor mal conditions , itissuf ficientt oonl ymov ethecontrols wi[...]

31 2. On wat er -cooled model only , r emo v e the w ater fr om the wat er-cooled condenser: 1)Makesur ethecontrols witchandthepowers witchareinthe"OFF"positionandthat the pow er suppl y is of f. Remo ve the t op , apron, and lef t side panels. 2) Close the condenser wat er supply line sh[...]

32 HOSHIZAKI AMERICA, INC. 618 Hwy . 74 S., Peachtree Cit y, GA 30269 USA TEL (770) 487-2331 F AX (770) 487-3360 www.hoshizaki.com 91A2GG10A[...]