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Ascend JFD-48R - User Manual

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COMMERCIAL REFRIGERATOR AND FREEZER
OWNER'S MANUAL
Models: JFD-23R, JFD-23F, JFD-48R,
JFD-48F, JFD-72R, JFD-72F
This manual contains important information regarding your
new A S C E ND unit. Please read the manual thoroughly prior
to equipment set-up, operation and maintenance.
Failure to comply with regular maintenance guidelines outlined
in this manual may void warranty. MUST READ!!!
1575 Zephyr Avenue
Hayward, CA 94544
(800) 314-4477 (510) 477-3400
f: (510) 477-3413
www.ASCENDmfg.com
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Ascend JFD-48R Specifications

General IconGeneral
BrandAscend
ModelJFD-48R
CategoryRefrigerator
LanguageEnglish

Summary

Warranty Information

Limited Warranty Details

Specifies the warranty period and coverage for the Ascend unit and its parts, typically one year from purchase.

Exclusions from Warranty

Details specific conditions and damages that are not covered under the manufacturer's warranty, including misuse and neglect.

Warranty Service Procedure

Explains how to obtain warranty repair, requiring authorized service and contact with the Ascend Service Department.

Installation Guide

Installation Precautions

Important steps before installation, including standing time, ventilation, and reading the manual to avoid warranty voidance.

Cabinet Location Guidelines

Recommendations for unit placement, ensuring level surfaces, good ventilation, and distance from heat sources for optimal performance.

Electrical Requirements

Guidelines for proper electrical connection, emphasizing grounded outlets, dedicated circuits, and avoiding extension cords.

Shelf Bracket Installation

Bracket Attachment Steps

Detailed instructions and diagrams for attaching shelf brackets to the interior pilasters of the unit.

Safety and Warning Notices

General Safety Precautions

Key safety measures to prevent shock, fire hazards, and unit damage, including proper grounding and outlet usage.

Operational Safety Guidelines

Safety rules for handling, maintenance, and operation, such as avoiding wet hands and not tampering with electrical cords.

Usage Restrictions and Prohibitions

Lists actions that should not be performed, including unauthorized repairs, storing hazardous materials, and improper temperature settings.

Regular Maintenance

Condenser Coil Cleaning

Instructions for cleaning the condenser coil and fins monthly to maintain efficient operation and prevent malfunction.

Fan Blades and Interior Cleaning

Guide for cleaning fan blades, motor, and the interior cabinet, including door gaskets, using mild soap and water.

Troubleshooting Guide

Common Unit Issues

Addresses common problems like compressor failure or temperature issues, recommending checks for maintenance and misuse before service calls.

Temperature Controller Operation

SF-104 Controller Features

Overview of the mini-sized SF-104 controller's capabilities, including temperature display, control, and defrost functions.

Front Panel Controls

Explains how to use the buttons (SET, ▲, ▼) for setting temperature, initiating manual defrost, and displaying evaporator temperature.

Parameter Setup Mode

Details on accessing and modifying controller parameters (E1-F4) for advanced configuration and setting adjustments.

Refrigerator Settings

Refrigerator Parameter List

Lists configurable parameters (E1-E6, F1-F3) for refrigerator models, including setpoint limits, hysteresis, and defrost settings with default values.

Freezer Settings

Freezer Parameter List

Lists configurable parameters (E1-E6, F1-F3) for freezer models, including setpoint limits, hysteresis, and defrost settings with default values.

Troubleshooting Common Problems

Compressor and Temperature Issues

Provides solutions for compressor not running, cabinet temperature too warm, or noisy operation, identifying possible causes and corrective actions.

Condensing Unit and Door Seal Issues

Addresses issues with the condensing unit running long periods or warm temperatures due to door gaskets or airflow, offering specific remedies.

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