Hoshizaki Low-Profile Modular Crescent Cuber MRH User Manual

Hoshizaki “A Superior Degree of Reliability” www.hoshizaki.comModelsKML-250MAH, MWHKML-351MAH, MWHKML-451MAH, MWHKML-631MAH, MWH, MRHLow-Profile Modul

103. Remote Models (MRH)NOTICE• Allow 6" (15 cm) clearance at rear, sides, and top for proper air circulation and ease of maintenance and/or serv

11Units: mm [in.]4. Remote Condenser Unit URC-9F (use with KML-631MRH)RearTopIcemaker ModelURC-9F Heat of RejectionAT 90°F (32°C)WT 70°F (21°C)KML-631

12II. Installation and Operating Instructions WARNING• The appliance must be installed in accordance with applicable national, state, and local codes

13• Check that the refrigerant lines do not rub or touch lines or other surfaces, and that the fan blade (if applicable) turns freely.• Check that the

14D. Setup1. Dispenser Unit/Ice Storage Bin and Icemaker Setup WARNINGThe installer must ensure the dispenser unit/ice storage bin is compatible with

15Intentionally Left Blank

16E. Electrical Connection WARNINGFor All Models• Electrical connection must be hard-wired and must meet national, state, and local electrical code re

17KML-250M_HKML-351M_HKML-451M_HKML-631M_H115-120/60/1 WARNINGELECTRICAL CONNECTIONTHIS UNIT MUST BE GROUNDEDFailure to properly ground or wire this u

18F. Water Supply and Drain ConnectionsSee Figs. 4 through 8 WARNINGWater supply and drain connections must be installed in accordance with applicable

191. IcemakerIcemaker Water Supply Inlet Minimum Icemaker Water Supply Line Size Icemaker Drain OutletMinimum Icemaker Drain Line Size1/2" Female

2 WARNINGOnly qualied service technicians should install and service the appliance. To obtain the name and phone number of your local Hoshizaki Certi

202. Water-Cooled Condensera) KML-250/351/451MWH(1) Connection to an Open Drain SystemCondenser Water Supply Inlet Minimum Condenser Water Supply Line

21(2) Connection to a Closed Loop SystemCondenser Water Supply Inlet Minimum Condenser Water Supply Line Size Condenser Return OutletMinimum Condenser

22b) KML-631MWH(1) Connection to an Open Drain SystemCondenser Water Supply Inlet Minimum Condenser Water Supply Line Size Condenser Drain OutletMinim

23(2) Connection to a Closed Loop SystemCondenser Water Supply Inlet Minimum Condenser Water Supply Line Size Condenser Return OutletMinimum Condenser

24G. Installation of Remote Condenser Unit WARNING• Installation of remote condenser unit must be performed by properly trained and EPA-certied servi

252. Checks Before Installation1) Remove the shipping carton, tape, and packing material.2) Check that the refrigerant lines do not rub or touch lines

265. Line Set InstallationPrecharged factory line sets, available as optional equipment from Hoshizaki America, are recommended. For details, see &quo

273) Evacuate through the Schrader access ports on the Parker quick connect couplings and charge with R-404A refrigerant vapor to a pressure of 15 to

28Fig. 13Fig. 12Female CouplingDischarge Line (Insulated)See "II.G.4 Line Set Size and Refrigerant Charge" for details.Remote Condenser Unit

296. Electrical Connection WARNING• Electrical connection must meet national, state, and local electrical code requirements. Failure to meet these cod

3CONTENTSImportant Safety Information ... 4I. Specicati

303) Install a ground wire from the icemaker fan motor junction box to the remote condenser unit junction box. Use wire of an appropriate gage and out

31H. Final Checklist WARNINGCHOKING HAZARD: Ensure all components, fasteners, and thumbscrews are securely in place after installation. Make sure that

32I. Startup WARNINGAll parts are factory-adjusted. Improper adjustments may adversely affect safety, performance, component life, and warranty covera

33III. MaintenanceThe appliance must be maintained in accordance with the instruction manual and labels provided. Consult with your local Hoshizaki Ce

34B. Cleaning and Sanitizing InstructionsThe icemaker must be cleaned and sanitized at least once a year. More frequent cleaning and sanitizing may be

359) Pour the cleaning solution into the water tank.10) Move the service switch to the "WASH" position.11) Replace the front insulation pane

364) Move the service switch to the "WASH" position.5) Replace the front insulation panel and the front panel in their correct positions.6)

37IV. Preparing the Icemaker for Periods of Non-UseNOTICE• When storing the icemaker for an extended time or in sub-freezing temperatures, follow the

383) Open the condenser water supply line drain valve. If connected to a closed loop system, also open the condenser return line drain valve.4) Attach

39V. DisposalThe appliance contains refrigerant and must be disposed of in accordance with applicable national, state, and local codes and regulations

4Important Safety InformationThroughout this manual, notices appear to bring your attention to situations which could result in death, serious injury,

40HOSHIZAKI AMERICA, INC.618 Hwy. 74 S., Peachtree City, GA 30269 USA TEL (770) 487-2331 FAX (770) 487-3360 www.hoshizaki.com 1A3085-010

5 WARNING, continued• Children should be properly supervised around the appliance.• Do not climb, stand, or hang on the appliance or allow children or

6I. SpecicationsA. Electrical and Refrigerant DataThe rating label and nameplate provide electrical and refrigerant data. The rating label can be see

73. KML-451M_HModel Number KML-451MAH KML-451MWHAC Supply Voltage 115/60/1 115/60/1Compressor 115-120V 7.9RLA 54.5LRA 115-120V 9.0RLA 70LRAPump 120V 0

8NOTICE• Allow 6" (15 cm) clearance at rear, sides, and top for proper air circulation and ease of maintenance and/or service should they be requ

92. Water-Cooled Models (MWH)Units: mm [in.]NOTICE• Allow 6" (15 cm) clearance at rear, sides, and top for proper air circulation and ease of mai