Whirlpool DU7770XS Dishwasher User Manual


 
Common dishwashing problems
PROBLEM
CAUSED BY
SOLUTION
Spottlng and
fllmlng
(hard water film]
Small partlcles
deposlted on
items
Dishes not dry
Black marks on
dlshes
Chlpping or
breaking
glassware
Hard waler
Waler IS not
hot enough
Nol enough
detergent, or
Improper detergent
“Old” detergent
improper looding
No rinse aid
AIR DRY Setllng used
Spray arm or arms not
rotating freely
“0ld”detergent
Not enough
detergent, or
Improper detergent
Water IS not hot
enough
Water pressure may
be low, dishwasher
IS
not filling properly
Water is not hot
enough
Improper loading
No rinse old
AIR DRY Setting used
Aluminum utensils
rubbing against items
during washing
Improper loading
Fill detergent dispensers to capacity Use dlshwasher de-
tergent with highest available phosphorus Content May
be necessary to install waler softener
To remove spots and film, try CI vinegar rinse
1 Wash and rinse load as usual Use AIR DRY
2 Remove all metal items
3. Put 2 cups (500 ml) white vinegar In CI container on the
bottom rack.
4. Run dishwasherthrough a complete washing cycle
Water temperature should be at least 140-F (60-C). Set
water heater thermostat to a higher setting. Run water at
sink until hot before starting and/or use HI-TEMP WASH
Option
Use more dishwasher detergent. Use detergent with high-
est ovallable phosphorus content...especially with hard
water.
Use only fresh dishwasher detergent. Store tightly closed
container, in cool, dry place. Discard old detergent. Do not
fill dispensers until ready to start dishwasher.
Make sure dishes and glassware are loaded so spray
reaches all surfaces and items drain properly. Do not ov-
erload Do not nest items
Make sure large items do not block spray from reaching
detergent dispensers
Does the rinse aid dispenser need filling? See instructions
on page 7.
Drying without heat may result in some spotting of glasses
and silver.
Check spray arms to make sure they turn freely after load-
ing. Be sure a utensil has not prevented theirturning.
Use only fresh dishwasher detergent. Store tightly closed
container, in cool, dry place. Discard old detergent. Do not
fill dispensers until ready to start dishwasher.
Use more dishwasher detergent Use detergent with high-
est available phosphorus content...especially with hard
water
Water temperature should be at least 140 F (60 C) Set
water heater thermostat to o higher setting. Run water at
sink until hot before starting and/or use HI-TEMP WASH
Option
If water pressure is low, do not use water for other purposes
while dishwasher
IS
running [to assure correct fills).
Water temperature should be at least 140°F (6O’C). Set
water heater thermostat to a higher setting. Run water at
sink until hot before stcrtlng and/or use HI-TEMP WASH
Optlon
Make sure dishes and glassware are loaded so spray
reaches all surfaces and items drain properly. Do not ov-
erload Do not nest Items
FIII rinse aid dispenser
Allow more time when using AIR DRY Option, or use HEAT
DRY Plastic items may need towel drying.
Use care In loading aluminum utenslls, especially any
llghtwelght foil container. Place so they do not touch
dishes. Remove block marks with plastic scouring pad
and a mild abrasive cleanser,
Do not overload Load glasses in the top rack only Load
between prongs, not over them Glasses loaded over
prongs will not be supported and may chip or break.
12