Instruction/ maintenance manual of the product KM-501MRH Hoshizaki
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Hoshizaki “A Superior Degree of Reliability” www .hoshizaki.com Models KM-501MAH KM-501MWH KM-501MRH Modular Crescent Cuber Hoshizaki America, Inc.
2 IMPOR T ANT Only qualified ser vice technicians should attempt to install, ser vice or maintain this icemaker . No installation, ser vice or maintenance should be under taken until the technician has thoroughly read this Instruction Manual.
3 • Please re vie w this manual. It should be read carefully bef ore the icemak er is installed and operated. Only qualified ser vice technicians should install, ser vice and maintain the icemaker . This manual should be made a v ailab le to the technician prior to installation, maintenance or ser vice.
4 I. Specifications A. Nameplate Rating 1. KM-501MAH (air-cooled) See the nameplate f or electrical and refr igeration specifications . This nameplate is located on the upper right hand side of rear panel.
5 2. KM-501MWH (water-cooled) See the nameplate f or electrical and refr igeration specifications . This nameplate is located on the upper right hand side of rear panel.
6 3. KM-501MRH (remote air-cooled) See the nameplate f or electrical and refr igeration specifications . This nameplate is located on the upper right hand side of rear panel.
7 B. Dimensions / Connections 1. KM-501MAH Unit: inches (mm.).
8 2. KM-501MWH Unit: inches (mm.).
9 3. KM-501MRH Unit: inches (mm.).
10 II. Installation and Operating Instructions A. Checks Bef ore Installation IMPOR T ANT 1. Remov e shipping car ton, tape(s) and packing. If packing material is left in the icemaker , it will not work proper ly . 2. Ensure all components, f asteners and thumbscre ws are securely in place .
11 Icemaker Bin Bolts Mounting Brackets C. Location W ARNING This icemaker is not intended f or outdoor use. Nor mal operating ambient temperature should be within +45°F to +100°F; Nor mal operating water temperature should be within +45°F to +90°F .
12 E. Electrical Connection W ARNING 1. Electr ical connection must be made in accordance with the instructions on the "W ARNING" tag, provided with the pig tail leads in the junction bo x. 2. This icemaker requires a ground that meets the national and local electrical code requirements.
13 F . Installation of Remote Condenser Unit 1. Checks Bef ore Installation 1) Unpack and remo ve shipping car ton, tape(s) and packing. 2) Check that the refrigerant lines do not rub or touch lines or other surf aces , and that the f an b lade mov es freely .
14 3. Setup 1) Secure the legs to the condenser unit with eight M8 x 16 mm he xagon bolts and M8 nuts as sho wn in the illustration. See Fig. 5. Note: Locate the legs symmetrically . 2) The legs hav e eight mounting holes. Secure the legs with eight bolts (not included).
15 4. Electrical Connection W ARNING This remote condenser unit requires a ground that meets the national and local electrical code requirements. T o pre v ent possib le electrical shock to individuals or e xtensiv e damage to equipment, install a proper ground wire to the condenser unit.
16 5. Stacking Condenser Unit 1) Secure the low er condenser unit to the legs with eight bolts (not included). 2) Attach the upper condenser unit on the top of the low er . 3) Secure the upper condenser unit with the f our scre ws provided. 4) Install refrigerant lines, and mak e electrical connection f or each f an motor as shown in Items 3.
17 G. W ater Suppl y and Drain Connections See Fig. 9 CA UTION T o prev ent damage to the pump assembly , do not operate the icemak er when the water supply is OFF , or if the pressure is below 10 PSIG. Do not run the icemaker until the proper w ater pressure is reached.
18 KM-501MWH KM-501MAH KM-501MRH Fig. 9.
19 H. Final Checklist 1) Is the icemaker le v el? 2) Is the icemaker in a site where the ambient temper ature is within +45°F to +100°F and the water temper ature within +45°F to +90°F all y ear a.
20 I. Star tup CA UTION 1. All par ts are f actor y-adjusted. Improper adjustments ma y result in f ailure. 2. If the unit is tur ned off, w ait for at least 3 minutes bef ore restar ting the icemaker to pre v ent damage to the compressor . 3. Do not operate the unit in the "W ASH" position without water in the water tank.
21 J . Preparing the Icemaker for Long Stora ge CA UTION When shutting off the icemaker f or an e xtended time, dr ain out all water from the water line and remo v e the ice from the storage bin.
22 3. Follow the instructions below to drain the potab le water tank. 1) T ur n off the power supply . 2) Mov e the control switch on the control bo x to the "OFF" position. 3) Remov e the base cov er . 4) Remov e one end of the pump tubing and drain the water tank.
23 III. Cleaning and Maintenance Instructions IMPOR T ANT Ensure all components, f asteners and thumbscrews are securely in place after any maintenance or cleaning is done to the equipment. A. Cleaning Instructions W ARNING 1. HOSHIZAKI recommends cleaning this unit at least once a year .
24 1. Cleaning Procedure 1) Dilute appro ximately 16 fl. oz. of recommended cleaner Hoshizaki "Scale A wa y" or "LIME-A-W A Y ," (Economics Laborator y , Inc.) with 3 gal. of water . 2) Remov e all ice from the ev aporator and the storage bin.
25 2. Sanitizing Procedure - Follo wing Cleaning Procedure 1) Dilute a 5.25% sodium h ypochlorite solution with water (Add 1.5 fl. oz. of sanitizer to 3 gal. of water). 2) Remov e the insulation panel. 3) P our the sanitizing solution into the water tank.
26 B. Maintenance IMPOR T ANT This icemaker m ust be maintained individually , ref erring to the instr uction manual and labels pro vided with the icemak er . 1. Stainless Steel Exter ior T o prev ent corrosion, wipe the exterior occasionally with a clean and soft cloth.
27 HOSHIZAKI AMERICA, INC. 618 Hwy . 74 S., Peachtree City , GA 30269 USA TEL (770) 487-2331 F AX (770) 487-3360 www .hoshizaki.com 91A1MN10A.
An important point after buying a device Hoshizaki KM-501MRH (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-501MRH 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-501MRH - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Hoshizaki KM-501MRH you will learn all the available features of the product, as well as information on its operation. The information that you get Hoshizaki KM-501MRH will certainly help you make a decision on the purchase.
If you already are a holder of Hoshizaki KM-501MRH, 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-501MRH.
However, one of the most important roles played by the user manual is to help in solving problems with Hoshizaki KM-501MRH. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Hoshizaki KM-501MRH 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
