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Whirlpool DU9000XR Series Use & Care Manual page 12

Undercounter dishwasher

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Common dishwashing
problems
PROBLEM
CAUSED BY
SOLUTION
Spotting
and
tllmlng
Small particles
deposlted
on
Items
Dishes
not dry
Black
marks
on
dishes
Chlpplng
or
breaking
glassware
12
Hard water
Water is not
hot enough
Not enough
detergent,
or
improper
detergent
"0ld"detergent
Improper
loading
No rinse aid
AIR DRY Setting
used
Spray
arm or arms not
rotating
freely
'Y)ld" 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 aid
AIR DRY Setting
used
Aluminum
utensils
rubbing
against
items
during
washing
Improper
loading
Fill detergent
dispensers
to capacrty.
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 dishwasher
through
a complete
washing
program.
Water
temperature
should
be at least
140°F (6O"CJ.
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 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
their turning.
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
14O'F [6O"CJ.
Set
water
heater
thermostat
to a 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"CJ.
Set
water
heater
thermostat
to a higher
setting.
Run water
at
sink until
hot before
starting
and/or
use HI-TEMP WASH
Option.
Make
sure dishes
and
glassware
are
loaded
so spray
reaches
all surfaces
and items drain
properly.
Do not ov-
erload.
Do not nest items.
Fill rinse aid dispenser
Allow
more
time when
using
AIR DRY Option,
or use HEAT
DRY. Plastic
items moy need
towel
drying.
Use care
In loadlng
alumlnum
utensils,
especially
any
llghtwelght
foil
container.
Place
so they
do not touch
dishes.
Remove
black
marks
with
plastic
scouring
pad
and a mild abrasive
cleanser.
Do not overload.
toad
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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