Hoshizaki KM420MWJ Instruction Manual

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IMPORTANT

This manual should be read carefully before the appliance is installed and operated.

Read the warnings and guidelines contained in this manual carefully as they

provide essential information for the continued safe use and maintenance of the

appliance. Retain this manual for any further reference that may be necessary.

CONTENTS

Important Safety Information ................................................................................................. 4

I. Specications ...................................................................................................................... 6

A. Electrical and Refrigerant Data ..................................................................................... 6

1. KM-350M_J .............................................................................................................. 6

2. KM-420M_J(Z) ......................................................................................................... 6

3. KM-520M_J(Z) ......................................................................................................... 7

4. KM-660M_J(Z) ......................................................................................................... 7

B. Dimensions/Connections .............................................................................................. 8

1. Air-Cooled Models (MAJ) ......................................................................................... 8

2. Water-Cooled Models (MWJ) ................................................................................... 9

3. Remote Models (MRJZ)......................................................................................... 10

4. Remote Condenser Unit URC-5FZ (use with KM-420MRJZ, KM-520MRJZ, or KM-

660MRJZ) ..............................................................................................................11

II. Installation and Operating Instructions ............................................................................ 12

A. Location ...................................................................................................................... 12

B. Checks Before Installation ........................................................................................... 13

C. How to Remove Panels ............................................................................................... 13

D. Setup ........................................................................................................................... 14

E. Electrical Connection .................................................................................................. 15

F. Water Supply and Drain Connections .......................................................................... 16

G. Installation of Remote Condenser Unit for Remote Models ........................................ 20

1. Location ................................................................................................................. 20

2. Checks Before Installation ..................................................................................... 21

3. Setup ..................................................................................................................... 21

4. Line Set Size and Refrigerant Charge ................................................................... 21

5. Line Set Installation ............................................................................................... 22

6. Electrical Connection ............................................................................................. 26

7. Stacking Remote Condenser Unit .......................................................................... 27

H. Final Checklist ............................................................................................................. 28

1. Pre-Startup ............................................................................................................. 28

2. Post-Startup ........................................................................................................... 29

I. Startup .......................................................................................................................... 30

1. Bin Control Setting ................................................................................................. 30

2. Appliance Startup and Bin Control Check ............................................................. 33

III. Maintenance ................................................................................................................... 35

A. Maintenance Schedule ................................................................................................ 35

B. Cleaning and Sanitizing Instructions ........................................................................... 36

IV. Preparing the Appliance for Periods of Non-Use ............................................................ 38

V. Disposal ........................................................................................................................... 40

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Hoshizaki KM420MWJ KM-420MWJ KM Edge Series 22" Water-Cooled Crescent Cuber Icemaker with 472 lbs. Ice Production Per 24 Hours, EverCheck Alert System, CycleSaver Design and H-GUARD Plus Antimicrobial Agent in

Instruction Manual - Page 3