Hoshizaki SRK-7H Instruction Manual Download

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See the nameplate for electrical and refrigeration specifications. This nameplate is located
on the rear panel.

IMPORTANT

This icemaker is designed for connection to HOSHIZAKI CONDENSING
UNIT, Model SRK-7H only! CONNECTION TO ANOTHER CONDENSING
UNIT WILL VOID WARRANTY.

Note: We reserve the right to make changes in specifications and design without prior

notice.

I. Specifications

A. Nameplate Rating

1. KMS-750MLH

HOSHIZAKI ICE MAKER

MODEL NUMBER

KMS-750MLH

SERIAL NUMBER

AC SUPPLY VOLTAGE

115-120V/60/1

PUMP

120V 1.2FLA 60W

OTHER

115V 0.8A

DESIGN PRESSURE

HI-467PSI LO-230PSI

REFRIGERANT

R-404A

LISTED ICE MAKER

WITHOUT STORAGE

MEANS LESS

CONDENSING UNIT

946Z

Hoshizaki America, Inc.

Peachtree City, GA

www.hoshizaki.com

NOT INTENDED FOR OUTDOOR USE!

WARNING: RISK OF ELECTRICAL SHOCK, WHICH CAN

CAUSE INJURY OR DEATH. DISCONNECT ALL REMOTE

ELECTRICAL POWER SUPPLIES BEFORE SERVICING UNIT.

Summary of Contents for SRK-7H

Page 1: ...aki A Superior Degree of Reliability www hoshizaki com Model KMS 750MLH Including Condensing Unit Model SRK 7H Modular Crescent Cuber Serenity Series Hoshizaki America Inc Issued 4 18 2007 INSTRUCTION MANUAL ...

Page 2: ...aintenance and service of the icemaker Should the reader have any questions or concerns which have not been satisfactorily addressed please call write or send an e mail message to the HOSHIZAKI Technical Support Department for assistance HOSHIZAKI AMERICA INC 618 Highway 74 South Peachtree City GA 30269 Attn HOSHIZAKI Technical Support Department Phone 1 800 233 1940 Technical Service 770 487 2331...

Page 3: ... 7 II Installation and Operating Instructions 8 A Location 8 1 Icemaker 8 2 Condensing Unit 8 B Checks Before Installation 9 1 Icemaker 9 2 Condensing Unit 10 C How to Remove Panels 10 1 Icemaker 10 2 Condensing Unit 10 D Installation of the Icemaker 11 1 Setup 11 2 Bin Control Installation 11 E Installation of the Condensing Unit 14 1 Setup 14 2 Line Set 14 F Electrical Connection 16 1 Icemaker 1...

Page 4: ...without prior notice I Specifications A Nameplate Rating 1 KMS 750MLH HOSHIZAKI ICE MAKER MODEL NUMBER KMS 750MLH SERIAL NUMBER AC SUPPLY VOLTAGE 115 120V 60 1 PUMP 120V 1 2FLA 60W OTHER 115V 0 8A DESIGN PRESSURE HI 467PSI LO 230PSI REFRIGERANT R 404A LISTED ICE MAKER WITHOUT STORAGE MEANS LESS CONDENSING UNIT 946Z Hoshizaki America Inc Peachtree City GA www hoshizaki com NOT INTENDED FOR OUTDOOR ...

Page 5: ...R 230V 7RLA 54 0LRA FAN 115V 2 6FLA total 126W OTHER 115V 0 7A MAXIMUM FUSE SIZE 20 AMPS MAX HACR BREAKER USA ONLY 20 AMPS MAX CIRC BREAKER CANADA ONLY 20 AMPS MINIMUM CIRCUIT AMPACITY 20 AMPS DESIGN PRESSURE HI 467PSI LO 230PSI REFRIGERANT R 404A 10LBS 11oz LISTED REFRIGERANT CONDENSER 18Z6 FOR OUTDOOR USE MOTOR COMPRESSOR THERMALLY PROTECTED WARNING RISK OF ELECTRICAL SHOCK WHICH CAN CAUSE INJUR...

Page 6: ... B Dimensions Connections 1 KMS 750MLH Unit mm inches ...

Page 7: ... 7 2 Condensing Unit Model SRK 7H Unit mm inches Note Legs are included with condensing unit Leg height is 380 mm 14 96 in ...

Page 8: ...ns grills or other high heat producing equipment Level the dispenser or storage bin and the icemaker from side to side and front to rear Location should provide a firm and level foundation for the equipment No clearance is required for proper operation 2 Condensing Unit IMPORTANT This condensing unit is intended for outdoor use Normal operating ambient temperature should be within 20 F to 122 F 29...

Page 9: ...move the panels to prevent damage when installing the icemaker See C How to Remove Panels 3 Remove the protective plastic film from the panels If the icemaker is exposed to the sun or to heat remove the film after the icemaker cools 4 Remove the package containing the accessories from the icemaker 5 Check the unit to insure that the refrigerant lines do not rub or touch lines or other surfaces 6 T...

Page 10: ...ting pads 6 Remove the package containing the accessories from the condensing unit C How to Remove Panels 1 Icemaker Front Panel Remove the screw Lift up towards you Top Panel Lift off Side Panel R Remove the screw Pull forward slightly and take off Insulation Panel Remove the thumbscrews Lift up slightly and pull towards you 2 Condensing Unit Top Panel Remove screws and lift off Front Panel Remov...

Page 11: ...ser or storage bin in the selected permanent location 3 Place the icemaker on top of the dispenser or storage bin and secure 4 Level the icemaker and dispenser or storage bin in both the left to right and front to rear directions 2 Bin Control Installation Follow instructions below to remove the bin control from the shipping area and install the bin control 1 Remove the front frame Remove the two ...

Page 12: ...emove the remaining pieces of tape from the tank and leave the tank out of the machine for now 10 Slightly loosen the outer 2 thumbscrews 11 Slide the thumbscrews into the slots on the bin control bracket The bin control bracket is located on the back wall of the icemaker 4 Remove the float connection hose from the plastic pipe 5 Remove the tank drain hose from the tank Although the tank can be re...

Page 13: ... tighten the 2 thumbscrews 13 Pull the bin control lead so that there is no slack in the ice drop area then secure the hose that the lead runs through with a cable tie 14 Replace the tank in the icemaker and reconnect the 4 hoses 15 Replace the front frame and insulation in their correct positions and secure with the thumbscrews 16 Replace the panels in their correct positions 12 Evaporator Bin Co...

Page 14: ...th national state and local regulations See F Electrical Connection 2 Line Set Precharged tubing kits available as optional equipment from HOSHIZAKI AMERICA are recommended Field fabricated line sets are allowed see instructions below The maximum line length is 55 feet Vertical distance between the condensing unit and icemaker should not exceed 30 feet above or 10 feet below the icemaker If the ve...

Page 15: ...liquid line between the condensing unit and the icemaker 2 Insulate the two copper tubings separately 3 Install Parker quick connect couplings on each end 4 Evacuate through the charging ports on the Parker quick connect couplings and charge with R 404A refrigerant vapor to a pressure of 15 to 30 PSIG 5 Attach the two refrigerant lines to the male couplings on the remote condensing unit first and ...

Page 16: ...must be installed in accordance with applicable national state and local regulations The condensing unit requires an independent power supply See the nameplate for proper voltage and breaker fuse size Power to the icemaker unit is supplied by the condensing unit Usually an electrical permit and services of a licensed electrician are required 1 Icemaker 1 Remove the front top and right side panels ...

Page 17: ... startup to prevent compressor damage Fig 7 WARNING ELECTRICAL CONNECTION The white lead must be connected to the neutral conductor of the power source Miswiring results in severe damage to the icemaker See Fig below 208 230 60 1 3 wire with neutral for 115V Power Supply Junction Box Brown White Black L1 N L2 208 230V 120 1150V G Water Supply and Drain Connections See Fig 8 IMPORTANT To prevent da...

Page 18: ...pipe The icemaker drain and the condensate drain piping connections must be made separately from the bin drain A vented tee connection is required for proper flow The drains must have 1 4 fall per foot on horizontal runs to get a good flow The drains should not be piped directly to the sewer system An air gap of a minimum of 2 vertical inches should be between the end of the drain pipes and the fl...

Page 19: ...urs 9 Are the water supply line shut off valve and drain valve installed Has the water supply pressure been checked to ensure a minimum of 10 PSIG and a maximum of 113 PSIG Note The icemaker may stop running when the water supply is OFF or if the pressure is below 10 PSIG 10 Have the compressor hold down bolts and refrigerant lines been checked against vibration and possible failure 11 Has the bin...

Page 20: ...e to the water pump seal 1 Open the water supply line shut off valve 2 Remove the front panel 3 Move the control switch on the control box to the ICE position 4 Replace the front panel in its correct position 5 Turn on the power supply and allow the water tank to fill with water and the icemaker to operate for a total of 10 minutes 6 Turn off the power supply and drain the water tank by removing t...

Page 21: ...upply and turn it on after 3 minutes The defrost cycle starts and the cubes will be removed from the evaporator 3 Turn off the power supply Remove the front panel 4 Place the control switch in the SERVICE position Then place the service switch in the DRAIN position 5 Replace the front panel and turn on the power supply for 2 minutes 6 Turn off the power supply 7 Remove the front panel 8 In bad or ...

Page 22: ...eplace the front panel in its correct position 19 Turn on the power supply to fill the water tank with water 20 Turn off the power supply after 3 minutes 21 Remove the front panel 22 Move the control switch to the SERVICE position then move the service switch to the WASH position 23 Replace the front panel in its correct position 24 Turn on the power supply to rinse off the cleaning solution 25 Tu...

Page 23: ... switch to the ICE position 14 Replace the front panel in its correct position 15 Clean the dispenser or storage bin with water 16 Turn on the power supply and start the automatic icemaking process B Maintenance IMPORTANT This icemaker must be maintained individually referring to the instruction manual and labels provided with the icemaker 1 Stainless Steel Exterior To prevent corrosion wipe the e...

Page 24: ...l switch is closed and calling for ice The green BC CLOSED LED on the control board should be on 6 Once LED 1 and 2 on the control board energize the order of the LEDs from the outer edge of the control board is 1 4 3 2 close the potable water supply line shut off valve and open the potable water supply line drain valve Allow the line to drain by gravity 7 Disconnect the harvest water valve hose i...

Page 25: ...ntrol switch to the OFF position 19 Reconnect the thermistor to the K3 connector on the control board Reconnect the water pump connector 20 Close the potable water supply line drain valve 21 Remove all ice from the dispenser or storage bin and clean the bin 22 Turn off the power supply 23 Replace all removed parts and panels in their correct positions Harvest Water Valve Hose Harvest Water Valve W...

Page 26: ...26 HOSHIZAKI AMERICA INC 618 Hwy 74 S Peachtree City GA 30269 USA TEL 770 487 2331 FAX 770 487 3360 www hoshizaki com 91A1YC10A ...

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