Instruction/ maintenance manual of the product KM-1900SAH/3 Hoshizaki
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Issued: 1-6-2009 Revised: 11-8-2010 Hoshizaki “A Superior Degr ee of Reliability” www .hoshizaki.com Models KM-1900SAH/3 KM-1900SWH/3 KM-1900SRH/3 Stackable Crescent Cuber Hoshizaki America, Inc.
2 IMPOR T ANT Only quali ed ser vice t echnicians should install, service, and maintain the icemaker . No installation, service, or maintenance should be under t ak en until the technician has thor oughly r ead this Instruction Manual.
3 IMPOR T ANT This manual should be r ead car efull y bef ore the icemak er is installed and operat ed. Only quali ed ser vice technicians should inst all, ser vice , and maintain the icemak er . Read the w ar nings cont ained in this booklet car efull y as they giv e impor tant inf or mation reg arding saf et y .
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 .
5 See the nameplate f or electrical and refrigeration specications. This nameplate is locat ed on the rear panel. Since this nameplate is locat ed on the rear panel of the icemak er , it cannot be r ead when the back of the icemak er is against a w all or ag ainst another piece of kitchen equipment.
6 See the nameplate f or electrical and refrigeration specications. This nameplate is locat ed on the rear panel. Since this nameplate is locat ed on the rear panel of the icemak er , it cannot be r ead when the back of the icemak er is against a w all or ag ainst another piece of kitchen equipment.
7 See the nameplate f or electrical and refrigeration specications. This nameplate is locat ed on the rear panel. Since this nameplate is locat ed on the rear panel of the icemak er , it cannot be r ead when the back of the icemak er is against a w all or ag ainst another piece of kitchen equipment.
8 See the nameplate f or electrical and refrigeration specications. This nameplate is locat ed on the rear panel. Since this nameplate is locat ed on the rear panel of the icemak er , it cannot be r ead when the back of the icemak er is against a w all or ag ainst another piece of kitchen equipment.
9 See the nameplate f or electrical and refrigeration specications. This nameplate is locat ed on the rear panel. Since this nameplate is locat ed on the rear panel of the icemak er , it cannot be r ead when the back of the icemak er is against a w all or ag ainst another piece of kitchen equipment.
10 6. KM-1 90 0SRH3 (r emote air -cooled) See the nameplate f or electrical and refrigeration specications. This nameplate is locat ed on the rear panel. Since this nameplate is locat ed on the rear panel of the icemak er , it cannot be r ead when the back of the icemak er is against a w all or ag ainst another piece of kitchen equipment.
11 Note: When used with a stor age bin not r ecommended b y Hoshizaki, the icemak er needs the space at the bot tom opening as in the illustration. Unit: in.
12 Note: When used with a stor age bin not r ecommended b y Hoshizaki, the icemak er needs the space at the bot tom opening as in the illustration. 2. KM-1 90 0SWH/3 Unit: in.
13 3. KM-1 90 0SRH/3 Note: When used with a stor age bin not r ecommended b y Hoshizaki, the icemak er needs the space at the bot tom opening as in the illustration.
14 II. Installation and Operating Instr uctions W ARNING 1 . This icemaker m ust be installed in accor dance with applicable 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.
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).
16 6) Install the bin contr ol thermostat as f ollows: a. Remov e the baf f le fr om the st orage bin. b . Remo v e the tie secur ing the bin contr ol thermostat assembl y .
17 If a Hoshizaki B-1 30 0, B-1 50 0, B-1 650, or non-Hoshizaki st or age bin is used: g. R emov e the 2 scre ws securing the ther mostat b ulb at tachment (plastic) t o the ther most ate xtensionbrac ket(stainless).
18 8) C ar efull y r emov e the ther mostat b ulb from the ther most at b ulb at tachment (plastic) of the upper unit. 9) C ar efull y r out e the ther most at b ulb and capillar y tubing of the upper unit thr ough the bot tom hole of the upper unit. Remo v e the bushing fr om the low er bin contr ol thermostat assembl y .
19 F . Electr ical Connection W ARNING F or All Models 1 . Electrical connection must be hard-wir ed and must meet national, state , 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 sev ere damage t o equipment.
20 F ig. 8b KM-1 90 0S_H3 KM-1 90 0S_H F ig. 8a •Onsinglephasemodels,thewhit eleadmustbeconnectedt otheneutralconductorof the pow er sour ce. C A UTION! Miswiring ma y result in sev ere damage t o the icemak er .
21 G. Installation of Remot e Condenser Unit W ARNING 1 . Installation of the r emot e condenser unit must be perf or med b y pr operly trained and EP A -cer tied service personnel. 2. The remote condenser unit m ust be installed in accor dance with applicable national, stat e , and local codes and r egulations.
22 4. Line Set C A UTION The icemaker , line set, and remot e condenser unit must contain the same type of refrigerant. Mixing of r efrigerants will result in impr oper operation and possible damage t o the refrigeration s y stem.
23 d. Tighten the connection with a wr ench until it is tight. At this point, the nut has cov ered most of the thr eads on the male t ting. e. Mark a ref erence line on the f emale coupling and the r emot e condenser unit or icemaker panel.
24 6) Ev acuat e thr ough the Schrader access por ts on the P arker quic k connect couplings and charge with R-404A r efr iger ant v apor t o a pr essur e of 1 5 to 30 PSIG. 7) Connect the r efr igerant lines t o the appropriate male t tings on the remot e condenser unit rst and then at the icemak er .
25 5. Refr igerant Char ge (Line Set Ex ceeding 66 Feet) C A UTION The icemaker , line set, and remot e condenser unit must contain the same type of refrigerant. Mixing of r efrigerants will result in impr oper operation and possible damage t o the refrigeration s y stem.
26 1) Remo ve the louv er panel. See Fig . 1 5. 2) Remo ve the junction bo x cov er on the r emot e condenser unit. Remov e the f an mot or junction bo x co v er on the icemak er . 3) Install a gr ound wire fr om the icemak er t o the r emot e condenser unit.
27 H. W ater Supply and Dr ain Connections See F ig. 1 7 , 1 8, and 1 9 W ARNING 1 . W at er suppl y and drain connections m ust be installed in accor dance with applicable national, st at e , and local r egulations. 2. Nor mal operating w at er temper atur e should be within 45°F t o 90°F (7°C to 32°C).
28 KM-1 90 0SAH/3 KM-1 90 0SRH/3 Bin Drain Outlet 3/4" FPT Icemaker W ater Supply Line Shut-Off V alve Icemaker W ater Supply Line Drain V alve Icemaker W ater Supply Inlet 1/2" FPT Icemaker.
29 KM-1 90 0SWH/3 Connection T o An Open Drain S yst em Condenser Water Supply Inlet 1/2" FPT Icemaker W ater Supply Inlet 1/2" FPT Icemaker Drain Outlet 3/4" FPT Condensation Drain Outlet 3/8" OD Hard T ube Condenser Drain Outlet 3/8" FPT Bin Icemaker Separate piping to approv ed drain.
30 F ig. 1 9 KM-1 90 0SWH/3 Connection T o A Closed Loop S y stem Bin Drain Outlet 3/4" FPT Condenser Water Supply Line Shut-Off V alve Condenser W ater Supply Line Drain V alve Icemaker W ater S.
31 I. F inal Chec klist W ARNING CHOKING HAZARD: Ensure all components , fast eners, and thumbscr ews are secur ely in place af ter inst allation. Make sur e that none ha v e f allen into the stor age bin.
32 J . Star t up W ARNING 1 . All par ts are f actory -adjust ed. Improper adjustments ma y adver sel y af f ect saf ety , performance, component lif e, and warr anty cov erage . 2. If the icemaker is tur ned 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 .
33 III. Cleaning and Maintenance IMPOR T ANT Ensure all components , fast eners, and thumbscr ews ar e secur el y in place af ter any cleaning or maint enance is done to the equipment. A. Cleaning and Sanitizing Instructions Hoshizaki recommends cleaning this icemak er at least once a year .
34 1 . Cleaning P r ocedur e 1)Dilute38 . oz. (1,1 24ml)ofHoshizaki"Scale A wa y"with7gal. (26l)ofwar mw ater .
35 22)Mov ethecontrols witchtothe"W ASH"position. 23) Replace the fr ont panel in its correct position. 24) T ur n on the pow er suppl y to rinse of f the cleaning solution. 25) T ur n of f the power suppl y af ter 5 min ut es.
36 B. Maintenance Instr uctions IMPOR T ANT This icemaker m ust be maintained individuall y , ref err ing t o the instruction manual and labels pr o vided with the icemak er . 1 . Stainless St eel Exter ior T o pre vent corr osion, wipe the e xterior occasionally with a clean, sof t cloth.
37 2. Drain the w at er tank: 1) T ur n of f the power suppl y , then r emo v e the fr ont panel. Mov e the contr ol s witch to the "OFF"position. 2) Remo ve the insulation panel. Remo v e the cap locat ed on the fr ont bot tom par t of the ice dropping hole .
38 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 91A1SJ10C.
An important point after buying a device Hoshizaki KM-1900SAH/3 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Hoshizaki KM-1900SAH/3 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Hoshizaki KM-1900SAH/3 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hoshizaki KM-1900SAH/3 you will learn all the available features of the product, as well as information on its operation. The information that you get Hoshizaki KM-1900SAH/3 will certainly help you make a decision on the purchase.
If you already are a holder of Hoshizaki KM-1900SAH/3, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Hoshizaki KM-1900SAH/3.
However, one of the most important roles played by the user manual is to help in solving problems with Hoshizaki KM-1900SAH/3. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hoshizaki KM-1900SAH/3 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
