Hoshizaki KM-501MRH manual

Hoshizaki “A Superior Degree of Reliability” www .hoshizaki.com Models KM-501MAH KM-501MWH KM-501MRH Modular Crescent Cuber Hoshizaki America, Inc. Issued: 2-13-2006 I N S T R U C T I O N M A N U A L ™[...]

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. Lik ewise , the owner/manager should not proceed to oper ate the icemak er until the installer has instruc[...]

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. • K eep this manual with the icemaker f [...]

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. Since this nameplate is located on the rear panel of the icemaker , it cannot be read when the back of the icemak er is against a wall or agai[...]

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. Since this nameplate is located on the rear panel of the icemaker , it cannot be read when the back of the icemak er is against a wall or against another piece of kitchen equipmen[...]

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. Since this nameplate is located on the rear panel of the icemaker , it cannot be read when the back of the icemak er is against a wall or against another piece of kitchen equ[...]

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 . 1) Remov e the panels to prev ent damage when installing [...]

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 . Operation of the icemaker , for e xtended periods, outside of these normal temperature ranges m[...]

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. T o prev ent possible electrical shock to individua[...]

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 . 2. Location The condenser unit must be positioned in a permanent site under the follo win[...]

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). 3) Install enough length of two copper tubings pro vided with P ar k er quick [...]

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. • This condenser unit must be connected to the f an motor [...]

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. and 4[...]

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. • W ater supply inlet is 1/2" f emale pipe thread (FPT). Note: On water[...]

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 around? 3) Is there at least 6" clearance at sides , rear and top of the icemak er f or maintenance or ser vice? 4) Hav e all shipping car ton, ta[...]

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. This will cause[...]

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. The storage bin should be cleaned and dried. Drain the icemak er to pre v ent damage to the w ater supply line at sub-freezing temperatures , using air or[...]

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. 5) Replace the pump tubing and the base cov er in their correct positions[...]

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 . More frequent cleaning, how e v er , ma y be required in som[...]

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. Note: T o remov e cubes on the e v aporator , tur n off the power supply and turn it [...]

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. 4) Replace the insulation panel and the front panel in their correct positions. Note: Make su[...]

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. Use a damp cloth containing a neutral cleaner to wipe off oil or dir t build u[...]

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[...]