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S U B - Z E R O T RO UB LE SH OOTI N G G U I D E
S
E R V I C E
C E N T E R
Contact your
Sub-Zero dealer or
check the Locator
section of our
website,
subzero.com, for
the authorized
service center
nearest you.
T RO UB LE SH OOTI N G G U I D E
P R O B L E M P O S S I B L E C A U S E P O S S I B L E S O L U T I O N
Ice machine will
No electrical power to the Replace the fuse, reset the breaker,
not run
ice machine turn on the main switch or plug in
ice machine.
POWER
button has not been Refer to page 19 and activate the
depressed ice machine.
Bin thermostat incorrectly Adjust bin thermostat, refer to
adjusted page 21.
Drain pump safety switch Verify line is not kinked or crimped
is open then call for service.
Ice machine runs and
No water to ice machine Correct water supply.
no ice is produced
Incorrect incoming water pressure Water pressure must be 20–80 psi
(1.4 bar–5.5 bar).
Spray nozzles blocked with Clean and sanitize the ice machine,
mineral buildup refer to pages 23–25.
Ambient temperature is too high Ambient temperature must be
or low between 50–100°F (10–38°C) for
models UC-15I and UC-15IP, and
between 50–110°F (10–43°C) for
models UC-15IO and UC-15IPO.
Water filter is clogged Complete semi-annual maintenance,
refer page 23.