Whirlpool DU9100XT Series Dishwasher User Manual


 
Common dishwashing problems
PROBLEM
CAUSED BY SOLUTION
Spotting and
Hard water
fllmlng
(hard water film]
Water is not
hot enough
Not enough
detergent, or
Improper detergent
“Old” detergent
Improper loading
No rinse aid
AIR DRY Setting used
Small particles
Spray arm or arms not
deposlted on
rotating freely
items
“Old” detergent
Not enough
Use more dishwasher detergent Use detergent with hrgh-
detergent, or
est available phosphorus content.. especially wrth hard
Improper detergent
water
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.
If water pressure IS low, do not use water for other purposes
while dishwasher IS running (to assure correct fills).
Water pressure may
be low, dishwasher IS
not filling properly
Dither not dry
Water is not hot
enough
Improper loading
No rinse aid
AIR DRY Setting used
Black marks on
Alumrnum utensils
dishes rubbing against items
during washing
Chlpplng or
breaklng
glassware
Improper loading
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...
1. 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 dishwasherthrough a complete washing cycle.
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 starhng
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 drspensers
Does the rinse aid dispenser need filling? See instructions
on page 7.
Drying without heat may result in some spotting of glOSSes
and silver.
Check spray arms to make sure they turn freely after load-
ing. Be sure a utensil has not prevented theirturnrng.
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.
Water temperature should be at least 140 F (60 C). Set
water heater thermostat to a higher settrng. Run water at
sink until hot before startrng.
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 rrnse aid dispenser.
Allow more trme when using AIR DRY Option, or use HEAT
DRY Plastic items may need towel drying.
Use care In loadlng alumlnum utensils, especially any
llghtwelght loll container. Place so they do not touch
dishes. Remove black 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.
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