Sub-Zero PRO 48 Refrigerator User Manual


 
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TROUBLESHOOTING
Troubleshooting
UNIT OPERATION
No lights or cooling.
Verify power is on.
Verify electrical power to unit and home circuit breaker
is on.
No lights in refrigerator or freezer.
Door may have been left ajar which has disabled lights
to eliminate excess heat. If lights are out, close door for
one hour. If lights are still out, contact Sub-Zero factory
certied service.
LED interior lighting must be replaced by Sub-Zero
factory certied service.
Frost, condensation or ice build up inside unit.
Verify condenser is clean.
Verify door/drawer is closing properly.
Verify door/drawer has not been left ajar.
Verify door/drawer gasket does not have rips or tears. If
it does, contact Sub-Zero factory certied service.
If icing is heavy, turn unit off and use a hair dryer to melt
ice. Hair dryer should be set on low and kept moving
at all times. Once ice has melted, wipe up water with a
cloth or paper towel.
High temperatures, unit runs excessively or unit giving off
too much heat.
Verify condenser is clean.
Verify door/drawer is closing properly.
Verify door/drawer has not been left ajar.
Increased ambient temperatures may cause compres-
sors to run longer.
If temperature display shows 38° and 0°, but is not
cooling, unit may be in showroom mode. Contact
Sub-Zero Customer Care at 800-222-7820.
ICE PRODUCTION
No ice.
Verify
appears in freezer external display.
Verify ice maker has been on for at least 24 hours.
Verify freezer temperature near 0°F.
Verify ice container is properly installed.
Verify ice maker arm in down position.
Verify water is being supplied to unit.
Verify water lter has been replaced within the last 12
months and installed properly.
Verify water lter has been removed if a reverse osmosis
ltration system is being utilized.
Verify
is not ashing. If ashing, contact Sub-Zero
factory certied service.
Blue or green ice.
Possible copper supply line corrosion. Contact plumber
to clean or replace.
Black ecks in cubes.
Stop use and contact Sub-Zero factory certied service.
Bad taste.
Defrost freezer and clean with soap and water.
Place coffee grounds or charcoal briquettes in freezer to
absorb odor.
Hollow cubes.
Clean condenser. Contact Sub-Zero factory certied
service if unresolved.