Troubleshooting Guide - Sub-Zero UC-15I Quick Start Manual

Troubleshooting

TROUBLESHOOTING GUIDE

This section of the manual contains the Troubleshooting Guide which will help the Service Technician troubleshoot a
model UC-15I.
How to Use the Troubleshooting Guide
3
The list below indicates how the Troubleshooting Guide is arranged. Identify the description of the problem that the
unit is experiencing from the list and go to the page indicated. To the left of the problem description is a letter.
Locate that letter in the left column of the Troubleshooting Guide. The center column will identify the possible caus-
es for the problem. And, the information in the right column will explain what tests to perform in order to determine if
what you are checking is the cause and/or what action to take to correct the problem.
A. Ice Machine Does Not Operate ............................................................................................................................................. 6-3
B. Ice Machine Operates, but Will Not Make Ice .................................................................................................................... 6-3
C. Ice Machine Makes Ice, but Cubes Do Not Release from Mold ....................................................................................... 6-5
D. Slow/Low Ice Production .................................................................................................................................................... 6-5
E. Cubes are Shallow, Incomplete or White ........................................................................................................................... 6-6
F. Cubes are Too Big ............................................................................................................................................................... 6-6
G. Bin Front Panel Sweats ......................................................................................................................................................... 6-6
NOTE: See WARNING below before beginning troubleshooting.
ELECTRICAL SHOCK HAZARD! WHEN UNIT IS PLUGGED INTO AN ELECTRICAL OUTLET, HIGH (LINE)
VOLTAGE IS APPLIED TO THE CONTROL BOARD (TERMINALS #20 AND #21) AT ALL TIMES. REMOVING
THE CONTROL BOARD FUSE OR SWITCHING THE UNIT TO OFF WILL NOT REMOVE THE POWER SUP-
PLIED TO THE CONTROL BOARD.
#7012423 - Revision B - May, 2011
Model UC-15I (Undercounter Ice Machine)
Troubleshooting Guide Layout
6-2
Page #