Subzero UC-24B Service Manual

General Information
INTRODUCTION
This Technical Service Manual has been compiled to provide the most recent information on safety, installation,
operation, features, troubleshooting, wiring diagrams, and repair procedures for the Under Counter Series starting
with serial number 3603000. This information will enable the service technician to troubleshoot and diagnose mal-
functions, perform necessary repairs, and return an Under Counter Series appliance to proper operational status.
The service technician should read the complete instructions contained in this technical service manual before initiat-
ing any repairs.
IMPORTANT SAFETY INFORMATION
Below are the Product Safety Labels used in this manu-
al. The "Signal Words" used are WARNING or CAU-
TION.
When reviewing this manual, please note these differ-
ent Product Safety Labels placed at the beginning of
certain sections of this manual. You must follow the
instructions given in the boxes below the Product
Safety Labels in order to avoid personal injury and/or
product damage.
The sample Product Safety Labels below illustrate the
precautions that should be taken when the signal word
is observed.
INDICATES THAT HAZARDOUS OR UNSAFE PRAC-
TICES COULD RESULT IN SEVERE PERSONAL
INJURY OR DEATH
Indicates that hazardous or unsafe practices could
result in minor personal injury or product and/or
property damage
In addition, please pay attention to the signal word
"NOTE", which highlights information that is especially
important for the topic being covered.
This manual is designed to be used by Authorized Service Personnel only. Sub-Zero Group, Inc. assumes
no responsibility for any repairs made on Sub-Zero refrigeration units by anyone other than Certified
Service Technicians.
Information and images contained in this manual are the copyright property of Sub-Zero Group, Inc. Neither this
manual nor any information or images contained herein may be copied or used in whole or in part
#7031931 - Revision A - June, 2014
UNDER COUNTER SERIES
UNDER COUNTER SERIES
without the express written consent of Sub-Zero Group, Inc.
© Sub-Zero Group, Inc, all rights reserved.
(SWS #3603000)
(SWS #3603000)
TECHNICAL ASSISTANCE
If you should have any questions regarding a Sub-Zero
appliance and/or this manual, please contact:
Sub-Zero Group, Inc.
ATTN: Service Department
Madison, WI 53744-4988
Customer Assistance
Phone #: (800) 222 - 7820
Facsimile #: (608) 441 - 5887
Technical Assistance
(For Technicians in Customer's Homes Only)
Phone #: (800) 919 - 8324
Parts / Warranty Claims
Phone #: (800) 404 - 7820
Facsimile #: (608) 441 - 5886
Service Department e-mail Address:
customerservice@subzero.com
Main Office Hours:
8:00 AM to 5:00 PM Central Time
Monday through Friday
(24/7 Phone Coverage)
1-2
P.O. Box 44988