Hoshizaki IM-21 Service Manual

NO. E1AP-433
ISSUED: APR. 30, 1997
REVISED: JUL. 29, 2005
HOSHIZAKI
SELF-CONTAINED CUBER
MODEL IM-21 IM-100
IM-25 IM-130
IM-30 IM-160
IM-45 IM-240
IM-65
SERVICE MANUAL
Kälte-Berlin
Inh.: Christian Berg
Am Pfarracker 41
12209 Berlin
Fon: +49 (0) 30 / 74 10 40 22
Fax: +49 (0) 30 / 74 10 40 21
eMail: info@kaelte-berlin.de
Internet: http://www.kaelte-berlin.com
Direktlink Hoshizaki Zylindereisbereiter IM130ME-C zu Kälte-Berlin

Hoshizaki IM-21 Specifications

General

Brand	Hoshizaki
Model	IM-21
Category	Ice Maker
Language	English

Summary

I. SPECIFICATIONS

II. GENERAL INFORMATION

2. CONTROLLER BOARD OPERATION AND DIAGNOSIS

Details the controller board, including layout, checks, sequences, and fault diagnosis.

[d] FAULT DIAGNOSIS

Guides users through identifying and resolving common faults based on indicator status.

III. INSTALLATION INSTRUCTIONS

4. ELECTRICAL CONNECTIONS

Details on proper and safe electrical hookup, including grounding and voltage requirements.

5. WATER SUPPLY AND DRAIN CONNECTIONS

Instructions for connecting water inlet and drain lines, ensuring correct flow and prevention of backflow.

V. MAINTENANCE INSTRUCTIONS

VI. TECHNICAL INFORMATION

2. WIRING DIAGRAMS

VII. SERVICE DIAGNOSIS

1. NO ICE PRODUCTION

Troubleshooting guide for diagnosing and resolving issues where the icemaker fails to produce ice.

2. LOW ICE PRODUCTION

IX. REMOVAL AND REPLACEMENT

1. REFRIGERANT LINE SERVICE

[b] REFRIGERANT RECOVERY

Procedures for safely recovering refrigerant according to regulations.

[c] EVACUATION AND RECHARGE

Steps for evacuating the system and recharging it with refrigerant after service.

2. COMPRESSOR REPLACEMENT

Detailed steps for removing, replacing, and installing the compressor unit.

14. CONTROLLER BOARD REPLACEMENT

Guidance on replacing the main controller board, including modification steps.