Common Dishwashing Problems - Whirlpool DU7500XR Series Use & Care Manual

Undercounter dishwasher
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Common
PROBLEM -.
Spottlng
and
fllmlng
(hard
water
film)
dishwashing problems
Hard water
Water is not
hot enough
Not enough
detergent,
or
improper
detergent
"0ld"detergent
Improper
loading
No rinse aid
AIR DRY Setting
used
-'.-.i,
,a ,..-. __. ^ -._..
.
Small partlcles
Spray
arm or arms not
deposlted
on
rotating
freely
items
"Old"
detergent
Not enough
detergent,
or
improper
detergent
Water is not hot
enough
Water pressure
may
be low, dishwasher
is
not filling
properly
.a
~ .
da -.._ -..
J
Dlshes
not dry
Water is not hot
enough
Improper
loading
No rinse aid
AIR DRY Setting
used
_..-. *
. .
__*
Black
marks
on
Aluminum
utensils
dlshes
rubbing
against
items
during
washing
Chlpplng
or
Improper
loading
breaklng
glassware
__l.,_E_
.___
,.
12
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
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~...especiaIly
with hard
water.
Use only
fresh dishwasher
detergent.
Store tightly
closed
box or bottle,
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 utensrl has not prevented
therr turning.
Use only
fresh dishwasher
detergent.
Store tightly
closed
box or bottle,
in cool, dry place.
Discard
old detergent.
Do
not fill dispensers
until ready
to start dishwasher.
Use more drshwasher
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 leost
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.
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 may need
towel
drying.
Use care
In loadlng
alumlnum
utenslls,
especially
any
llghtwelght
toll
container.
Place
so they
do not touch
dlshes.
Remove
black
marks
with
plastic
scouring
pad
and a mild abrasive
cleanser
I, _
.,
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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