Whirlpool 9400 Series Use And Care Manual page 25

Whirlpool dishwasher use&careguide 9400
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Problem
Cause
Solution
Spotting and
Water temperature
is
Use the Hi-Temp option. If needed, turn
Klming
too low
home water heater up to ensure water
(continued)
entering dishwasher
is 120°F (49°C)
minimum. See recommended
procedure
on page 17.
Use of incorrect
Use recommended
dishwasher
detergents
detergents only.
Incorrect amount of
Follow recommendations
on pages 14
detergent
and 15 for amount. Heavy soil and/or
hard water generally require extra deter-
gent.
Use of ineffective
Detergent should be fresh. Store in
a
cool,
detergents
dry place, preferably in an airtight con-
tainer. Discard lumpy detergent.
Insufficient fill caused
Home water pressure should be 20 to 120
by tow water pressure
psi for proper dishwasher
fill. A booster
pump on the water supply may be neces-
sary if pressure is too low.
Cycle Takes
Water temperature is
If needed, turn home water heater up to
Extremely Long
too low
ensure water entering dishwasher
is 120°F
Time
(49°C) minimum. See recommended
procedure on page 17.
Dishes Do Not Dry
Dishes do not drain
Dishes must have proper water drainage.
Completely
PropeW
Do not overload. Follow instructions
for
loading dishwasher
on pages 19-22. Use
a liquid rinse agent to speed draining.
Plastics
Some plastics, due to material, may
need to be towel dried.
Silica Film or
A water chemical
It may not be possible to prevent problem,
Etching (Silica Film
reaction with certain
except by hand-washing.
To retard this
is a White Irides-
types of glassware.
process, use a minimum amount of deter-
cent Deposit;
Usually caused by
gent but not less than one tablespoon
per
Etching is a Cloudy
some combination
of
load. Use a liquid rinse agent and
Film)
soft or softened water,
underload the dishwasher
to allow thor-
alkaline washing
ough rinsing. Silica film and etching are
solutions, insufficient
permanent and can not be removed. Use
rinsing, over-loading
the Air Dry option.
the dishwasher,
and
heat of drying.
Black or Gray
Aluminum items
Aluminum items should be loaded so that
Marks on Dishes
they will
not rub against
dishes
during
washing. Throw-away
aluminum
items
should not be washed in the dishwasher
because they may break down and cause
marking. Aluminum markings can be
removed by using a mild abrasive cleanser.
continued
on
next page
25

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