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Hoshizaki AM-150BAF User Manual

Hoshizaki AM-150BAF
63 pages
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NO. 17EA-622 / 73106
ISSUED: FEB. 25, 2003
REVISED: JAN. 12, 2007
SERVICE MANUAL
HOSHIZAKI
SELF-CONTAINED CUBER
MODEL AM-100BAE
AM-150BAF
AM-150BWF

Table of Contents

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Hoshizaki AM-150BAF Specifications

General IconGeneral
BrandHoshizaki
ModelAM-150BAF
CategoryIce Maker
LanguageEnglish

Summary

I. SPECIFICATIONS

DIMENSIONS/CONNECTIONS

Physical dimensions and connection points for AM-100BAE, AM-150BAF, AM-150BWF models.

SPECIFICATIONS

Technical specifications for AM-100BAE, AM-150BAF, AM-150BWF models, including ice production.

II. GENERAL INFORMATION

CONSTRUCTION

Overview of the icemaker's main components and internal structure.

ICEMAKING COMPARTMENT

Detailed view of the icemaking mechanism, evaporator, and water tank.

III. INSTALLATION AND OPERATING INSTRUCTIONS

CHECKS BEFORE INSTALLATION

Pre-installation checks including unpacking, component verification, and safety.

LOCATION

Guidelines for selecting an optimal and safe operating location for the icemaker.

SET UP

Procedures for unpacking, positioning, leveling, and initial setup of the icemaker.

ELECTRICAL CONNECTIONS

Instructions for safely connecting the icemaker to the power supply.

WATER SUPPLY AND DRAIN CONNECTIONS

Guidance on connecting water inlet, drain, and water-cooled condenser lines.

FINAL CHECK LIST

A checklist of essential checks before starting the icemaker operation.

START UP

Step-by-step instructions for the initial startup and operation of the icemaker.

PREPARING THE ICEMAKER FOR LONG STORAGE

Procedures for draining and preparing the unit for extended periods of non-use.

IV. MAINTENANCE AND CLEANING INSTRUCTIONS

CLEANING INSTRUCTIONS

Detailed procedures for cleaning the water system and ice storage components.

MAINTENANCE

Routine maintenance tasks for the exterior, air filter, and condenser.

WATER VALVE

Steps for cleaning and servicing the icemaker's water valve.

BIN CONTROL THERMOSTAT

Procedure for replacing the bin control thermostat assembly.

V. TECHNICAL INFORMATION

WATER CIRCUIT AND REFRIGERANT CIRCUIT

Diagrams illustrating the water flow and refrigerant paths within the icemaker.

WIRING DIAGRAM

Electrical wiring schematics for AM-100BAE, AM-150BAF, AM-150BWF models.

CONTROLS

Explanation of icemaking and defrost controls, including adjustment procedures.

TIMING CHART

Chart detailing the timing of various cycles and component operations.

PERFORMANCE DATA

Data tables showing ice production, consumption, and cycle times for different models.

VI. SERVICE DIAGNOSIS

NO ICE PRODUCTION

Troubleshooting guide for issues preventing ice production, listing causes and remedies.

Compressor will not start, or operates intermittently.

Diagnosing and resolving compressor startup or intermittent operation problems.

Compressor runs, but other components will not start.

Troubleshooting steps when the compressor runs but other functions fail.

Fan Motor will not run.

Steps to diagnose and fix a non-operational fan motor.

Water continues to be supplied in freeze cycle.

Troubleshooting for continuous water supply during the freeze cycle.

Water does not circulate.

Diagnosing issues with water circulation failure in the icemaker.

All components run, but no ice is produced.

Troubleshooting when all parts operate, but no ice is formed.

LOW ICE PRODUCTION

Guide for diagnosing and resolving issues causing reduced ice production.

ABNORMAL ICE

Troubleshooting common ice formation defects like large holes or cloudiness.

OTHERS

Addresses other potential issues like icemaker not stopping or abnormal noise.

VII. ADJUSTMENT

EXPANSION VALVE - AM-150BAF/BWF ONLY

Procedure for adjusting the expansion valve for specific ice cube sizes.

WATER REGULATING VALVE - WATER-COOLED MODEL ONLY

Instructions for adjusting the water regulating valve on water-cooled models.

VIII. REMOVAL AND REPLACEMENT

SERVICE FOR REFRIGERANT LINES

Important service information and precautions related to refrigerant lines.

REFRIGERANT RECOVERY

Procedures for safely recovering refrigerant from the system.

EVACUATION AND RECHARGE

Steps for evacuating the system and recharging with refrigerant.

COMPRESSOR

Detailed instructions for removing and replacing the compressor unit.

DRIER

Procedure for removing and replacing the refrigerant drier.

EVAPORATOR

Instructions for removing and replacing the evaporator assembly.

HOT GAS VALVE

Steps for removing and replacing the hot gas valve.

PUMP MOTOR

Procedure for removing and replacing the water pump motor.

FAN MOTOR

Instructions for removing and replacing the fan motor.

WATER VALVE

Procedure for removing and replacing the water inlet valve.

CONTROLLER BOARD

Steps for removing and replacing the main controller board.

THERMISTOR FOR CUBE CONTROL

Procedure for removing and replacing the thermistor that controls cube size.

BIN CONTROL THERMOSTAT

Instructions for removing and replacing the bin control thermostat.

EXPANSION VALVE - AM-150BAF/BWF ONLY

Procedure for removing and replacing the expansion valve on specific models.

WATER REGULATING VALVE - WATER-COOLED MODEL ONLY

Steps for removing and replacing the water regulating valve on water-cooled units.

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