Hoshizaki DCM-750BWH(-OS) manual

Hoshizaki “A Superior Degr ee of Reliability” www .hoshizaki.com Models DCM-750BAH(-OS) DCM-750BWH(-OS) Cubelet Icemaker / Dispenser Hoshizaki America, Inc. Issued: 5-7-2008 Revised: 4-6-2010 I N S T R U C T I O N M A N U A L ®[...]

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

3 CONTENTS Impor tant Saf et y Inf or mation ................................................................................................. 4 I. Specications ...................................................................................................................... 5 A. Nameplate Rating .............................................[...]

4 Impor tant Safety Inf ormation 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 unit.[...]

5 MODEL NUMBER DCM-750BAH SERIAL NUMBER AC SUPPLY VOLTAGE 115-120/60/1 COMPRESSOR 120V 10RLA 70LRA GEAR MOTOR 120V 3FLA 1/4HP FAN MOTOR 120V 1.0FLA 50W AGITATING MOTOR 12 0V 1 . 8F LA( TOT A L ) 110 W DISPENSING MOTOR 120V 0.9FLA 55W OTHER 120V 0.6A MAXIMUM FUSE SIZE 20 AMPS MAX. HACR BREAKER (USA ONLY) 20 AMPS MA X. C I RC . B REA K E R (CA NAD A [...]

6 MODEL NUMBER DCM-750BAH-OS SERIAL NUMBER AC SUPPLY VOLTAGE 115-120/60/1 COMPRESSOR 120V 10RLA 70LRA GEAR MOTOR 120V 3FLA 1/4 HP FAN MOTOR 120V 1.0FLA 50W AGITATING MOTOR 12 0V 1 . 8F LA( TOT A L ) 110 W DISPENSING MOTOR 120V 0.9FLA 55W OTHER 120V 0.6A MAXIMUM FUSE SIZE 20 AMPS MAX. HACR BREAKER (USA ONLY) 20 AMPS MA X. C I RC . B REA K E R (CA NA[...]

7 MODEL NUMBER DCM-750BWH SERIAL NUMBER AC SUPPLY VOLTAGE 115-120/60/1 COMPRESSOR 120V 10RLA 70LRA GEAR MOTOR 120V 3FLA 1/4HP FAN MOTOR ---- ---- ---- AGITATING MOTOR 12 0V 1 . 8F LA( TOT A L ) 110 W DISPENSING MOTOR 120V 0.9FLA 55W OTHER 120V 0.6A MAXIMUM FUSE SIZE 20 AMPS MAX. HACR BREAKER (USA ONLY) 20 AMPS MA X. C I RC . B REA K E R (CA NAD A O[...]

8 MODEL NUMBER DCM-750BWH-OS SERIAL NUMBER AC SUPPLY VOLTAGE 115-120/60/1 COMPRESSOR 120V 10RLA 70LRA GEAR MOTOR 120V 3FLA 1/4HP FAN MOTOR ---- ---- ---- AGITATING MOTOR 12 0V 1 . 8F LA( TOT A L ) 110 W DISPENSING MOTOR 120V 0.9FLA 55W OTHER 120V 0.6A MAXIMUM FUSE SIZE 20 AMPS MAX. HACR BREAKER (USA ONLY) 20 AMPS MA X. C I RC . B REA K E R (CA NAD [...]

9 B. Dimensions/Connections 1 . DCM-750B AH Unit: in. [mm][...]

1 0 2. DCM-750BAH-OS Unit: in. [mm][...]

1 1 3. DCM-750BWH Unit: in. [mm][...]

1 2 4. DCM-750BWH-OS Unit: in. [mm][...]

1 3 Unit: in. (mm) 5. DCM-750BAH(-OS) or DCM-750B WH(-OS) on optional SD-70 0 or SD-750 Stand SD-70 0 34" (864) SD-750 34" (864) 6-1/8" (1 56) SD-70 0 26-1/2" (673) SD-750 26-3/4" (680) SD-70 0 80-1 1/1 6" (2050) SD-750 80-1 5/16" (2057) SD-70 0 1/8" (3) SD-70 0 1/8" (3) SD-70 0 28-1/4" (71 8) SD-75[...]

1 4 II. Installation and Operating Instr uctions W ARNING 1 . This icemaker must be inst alled in accor dance with applicab le national, stat e, and local 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 bin. A. Ch[...]

1 5 T op P anel Side P anel Side P anel F ront P anel Apron P anel Connect or s 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 tow ards you. Disconnect the connect ors on push-but ton models. • T op P anel: Lif t up at front slightl y , push rearw ard and lif t of f . • Apron P anel: R emo[...]

1 6 C. Location C A UTION 1 . This icemaker is not int ended f or 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 operating wat er temperatur e should be within 45°F to 90°F (7°C to 32°C). Operation of the icemaker , f or e xt ended periods, outside of these normal temperatur e ra[...]

1 7 E. Electrical Connection W ARNING 1 . Electr ical connection must be har d-wired 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 requires an independent po wer sup[...]

1 8 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 r egulations. 2. Nor mal operating wat er temperatur e should be within 45°F to 90°F (7°C to 32°C). Operation of the icemak er , f or ext ended per io[...]

1 9 1 . Icemak er • Icemaker w ater suppl y inlet is 1/2" f emale pipe thread (FPT). A minimum of 3/8" OD copper tubing is recommended f or the icemaker w ater supply line . • An icemaker w ater supply line shut-of f val v e and drain val ve should be installed. • Stor age bin and drip tra y drain outlets are 3/4" FPT . A minim[...]

20 Condenser W at er Supply Inlet 1/2" FPT Condenser Drain Outlet 3/8" FPT Icemaker W at er Supply Inlet 1/2" FPT Drip T ra y 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 minimum of 3/8" OD copper tubi[...]

21 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 3/8" OD copper tubing is recommended f or the condenser wat er supply line. • Condenser r etur n outlet is 3/8" FPT . A minimum of 3/8" OD hard pipe is r ecommended for the condenser return line. • S[...]

22 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 to 38°C) and the wat[...]

23 H. Star t up W ARNING 1 . All par ts are f act or y -adjusted. Improper adjustments ma y adv er sely af fect saf ety , performance, component lif e, and warranty cov erage. 2. If the icemaker is tur ned of f , w ait f or at least 3 minut es befor e restar ting the icemaker t o pre vent damage t o the compr essor . 3. At star tup, conrm that a[...]

24 F ig. 8 9) Disengage the saf et y s witch. Mov e the control s witch to the "OFF" position, then mov e the pow er s witch to the "OFF" position. T ur n of f the power suppl y . 1 0) Clean the st orage bin liner and the st orage bin cov er using a neutral cleaner . Rinse thoroughl y af t er cleaning . Replace the st orage bin [...]

25 III. Cleaning and Maintenance W ARNING CHOKING HAZARD: Ensure all components , fast eners, and thumbscr ews ar e securel y in place af t er any cleaning or maint enance is done to the unit. Make sure that none ha ve f allen into the st orage bin. A. Cleaning and Sanitizing Instructions Hoshizaki recommends cleaning and sanitizing this unit at le[...]

26 1 . W ater S yst em a) Cleaning Solution Dilute 9.6  . oz. (0.29 l) of Hoshizaki "Scale A wa y" with 1 .6 g al. (6.0 l) of war m w at er . b) Cleaning Pr ocedure 1) Close the icemaker w ater suppl y line shut-of f val ve . 2) Mov e the control s witch to the "DRAIN" position and allow the w ater s y st em to dr ain f or 5 [...]

27 1 3) Af t er the gear mot or star ts, mo ve the contr ol s witch to the "DRAIN" position and allow the wat er sy st em to dr ain f or 5 minutes . Note: If you do not sanitiz e the unit, mo v e the contr ol s witch to the "ICE" position af ter the wat er sy st em drains . Allow the icemaker t o r un f or 30 minutes , then mo v[...]

28 c) Cleaning and Sanitizing Pr ocedure 1) Mov e the control s witch to the "OFF" position, then turn off the po wer supply . 2) Remo ve the fr ont and t op panels, then mo ve the po wer s witch to the "OFF" position. 3) Remo ve the st orage bin co ver . 4) Remo ve the mot or brac ket thumbscr e ws, r st from the v er tical [...]

29 B. Maintenance This icemaker m ust be maintained individuall y , ref erring to the instruction manual and labels pro vided with the icemaker . The schedule below is a guideline. More fr equent maintenance , howe ver , may be r equired depending on wat er qualit y , the icemaker's envir onment, and local sanitation regulations . Consult with[...]

30 C. Pr eparing the Icemak er f or Long Stor age C A UTION When st or ing the icemak er f or an ext ended time or in sub-freezing temper atur es , f ollow the instructions below to pr ev ent damage. When the icemak er is not used for t wo or thr ee day s under nor mal conditions, it is suf ficient t o onl y mov e the control s witch to the "O[...]

31 4) At tach a compressed air or carbon dio xide supply t o the condenser water suppl y line drain v alv e . 5) Open the wat er regulating v al v e b y using a scr e w driver t o pr y up on the spr ing r etainer under neath the spring. While holding the v al v e open, b lo w out the condenser using the compressed air or carbon dio xide supply unti[...]

32 HOSHIZAKI AMERICA, INC. 618 Hwy . 74 S., Peachtree City , GA 30269 USA TEL (770) 487-2331 F AX (770) 487-3360 www .hoshizaki.com 91A2GE10B[...]