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20
SERVICE
CENTER
Contact your
Sub-Zero dealer or
check the Locator
section of our
website,
subzero.com, for
the authorized
service center
nearest you.
SUB-ZERO TROUBLESHOOTING GUIDE
TROUBLESHOOTING GUIDE
P
ROBLEM POSSIBLE CAUSE POSSIBLE SOLUTION
I
ce maker does not
I
ce maker is unplugged Plug ice maker in
operate
Breaker tripped or fuse is blown Reset breaker or replace fuse –
i
f it happens again, call a Sub-Zero
authorized service center
Ice maker control turned to OFF Turn ice maker control to ON
Storage bin thermostat open, Ice on sensor tube – it is normal for
keeping ice maker off ice maker to be off
Ice maker in room below 50˚F (10˚C)
– room must be warmer for ice
maker to operate
Storage bin thermostat stuck open,
must be replaced
Timer contacts open Replace timer
Ice cubes are too
Cube size control set too cold Adjust cube size control for smaller
large
cubes (see page 18)
Ice cubes are too
Cube size control set too warm Adjust cube size control for larger
small
cubes (see page 18)
Not enough water Check water supply – filter may
be restricted
Check inlet water valve – inlet screen
may be restricted
Cube size control stuck closed – Replace timer
timer runs all the time
Ice cubes ar
e par
tially
Spray jets par
tially clogged
Clean ice making system with ice
for
med – ragged sides
maker cleaner (see page 18)
Ice maker makes ice,
Storage bin should fill with ice and Clean condenser (see page 17)
but storage bin does
ice maker shut off in 24–36 hours –
not fill with ice
if not, condenser may be dirty
Storage bin drain may be partially Clean out drain, check installation
r
estricted
Air flow to ice maker may be Check installation – kickplate/grille
obstr
ucted
must be fr
ee of obstr
uctions
Ice cubes are partially
Not enough water in reservoir Check water supply – filter may
for
med – white at the
may be r
estricted
bottom
Check inlet water valve – inlet screen
may be r
estricted
Check for water leak in reservoir