Whirlpool DU9450XT Dishwasher User Manual


 
Common dishwashing problems
PROBLEM
CAUSED BY SOLUTION
Spotmg and
Hard water
fllmlng
(hard water film)
Water is not
hot enough
Not enough
detergent, or
improper detergent
“0ld”detergent
Improper loading
No rinse aid
AIR DRY Setting used
Fill detergent dispensers to capacity. Use dishwasher de-
tergent with highest available phosphorus content. May
be necessary to install water softener.
To remove spots and film, try a vinegar rinse...
I. Wash and rinse load as usual. Use AIR DRY.
2. Remove all metal items.
3. Put 2 cups (500 ml] white vinegar in a container on the
bottom rack.
4. Run dishwasher through 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 available 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 dram 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.
Small partlcles Spray arm or arms not
Check spray arms to make sure they turn freely after load-
deposlted on
rotatrng freely
ing Be sure o utensil has not prevented their turning.
Items
“0ld”detergent 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.
Not enough
Use more dishwasher detergent. Use detergent wrth hrgh-
detergent, or
est available phosphorus content...especially wrth hard
improper detergent water.
Water is not hot
Water temperoture should be at least 140°F (6O”CJ. Set
enough
water heater thermostat to a higher setting. Run water at
sink until hot before starting and/or use HI-TEMP WASH
Option.
Water pressure may If water pressure is low, do not use water for other purposes
be low, dishwasher is
while dishwasher is running [to assure correct fills).
not fillina oroaerlv
Dlshes not dry
Water is not hot
enough
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.
Improper loading
Make sure dishes and glassware are loaded so spray
reaches all surfaces and items drain properly. Do not ov-
erload. Do not nest items
No rinse aid
Fill rinse aid dispenser.
AIR DRY Setting used Allow more time when using AIR DRY Option, or use HEAT
DRY. Plastic items may need towel drvina.
Black marks on
Aluminum utensils
dlshes
Use care In loading alumlnum utensils, especially any
rubbing against items llghtwelght toll container. Place so they do not touch
during washing
dishes. Remove black marks with plastic scouring pad
and a mild abrasive cleanser.
Chlpplng or
breaking
glassware
Improper loading Do not overload. Load glasses in the top rack only. Lood
between prongs, not over them. Glasses loaded over
prongs will not be supported and may chip or break.
continued on next page
15