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subzero.com | 15
TROUBLESHOOTING
Troubleshooting
SERVICE INDICATOR
Indicator illuminated: Touch POWER to turn the unit off.
Verify the condenser area is clean. Touch POWER to
turn the unit on. If the indicator is still illuminated, call
Sub-Zero Customer Care at 800-222-7820.
Indicator ashing: Contact Sub-Zero Factory Certied
Service.
Indicator ashing with chime: Contact Sub-Zero Factory
Certied Service.
Indicator ashing: Replace the air purication cartridge.
Also, replace the cartridge if there is an odor inside the
unit.
Indicator ashing: Replace the water lter. Also, replace
the lter if the ice tastes bad, is discolored, ice cubes are
small, or if the water ow from the dispenser is slow.
Indicator ashing with chime: The door has been left ajar
for more than 60 seconds. Close the door.
UNIT OPERATION
No lights or cooling.
• Verify power is on.
• Verify electrical power to the unit and home circuit
breaker is on.
No lights in the refrigerator or freezer.
• The door/drawer may have been left ajar, which has
disabled lights to eliminate excess heat. If the lights are
out, close the door/drawer for one hour. If the lights are
still out, contact Sub-Zero Factory Certied Service.
• LED interior lighting must be replaced by Sub-Zero
Factory Certied Service.
Frost, condensation, or ice buildup inside the unit.
• Verify the condenser is clean.
• Verify the door is closing properly.
• Verify the door has not been left ajar.
• Verify the door gasket does not have rips or tears. If it
does, contact Sub-Zero Factory Certied Service.
• If icing is heavy, turn the unit off and use a hair dryer to
melt the ice. The hair dryer should be set on low and
kept moving at all times. Once the ice has melted, wipe
up any water with a cloth or paper towel.
High temperatures, the unit runs excessively or the unit is
giving off too much heat.
• Verify the condenser is clean.
• Verify the door is closing properly.
• Verify the door has not been left ajar.
• Increased ambient temperatures may cause the com-
pressors to run longer.
• If the temperature display shows 38° and 0°, but is not
cooling, the unit may be in showroom mode. Contact
Sub-Zero Customer Care at 800-222-7820.
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