Whirlpool Series 980 Use And Care Manual page 24

PROBLEM
Spotting
and fllmlng
continued)
CAUSE
Incorrect amount
of detergent
Use of ineffective
detergents
SOLUTION
Follow recommendations for amount.
Heavy soil and/or hard water generally
require extra detergent.
Use fresh detergent. Store detergent tightly
closed in a cool, dry place. Discard lumpy
detergent.
Insufficient fill due to
low water pressure
Home water pressure should be 20 to 120
psi for proper dishwasher fill. A booster
pump on the water supply may be neces-
sary if pressure is too low.
Cycle takes
extremely
long time
Water temperature
is too low
If needed, turn home water heater up
to ensure water entering dishwasher is
120°F (49°C) minimum. See the "To
check water temperature" section.
Dishwasher is not
installed properly
Undercounter dishwashers require
adequate enclosure for proper operation.
See Installation Instructions for complete
information.
Dlshes do not Dishes do not drain Dishes must have proper water drainage.
dry completely properly Do not overload. Follow instructions for
loading dishwasher. Use a liquid rinse
agent to speed draining.
Plastics Some plastics, due to material, may
need to be towel dried.
Silica film
or etching
(silica film is a
white iridescent
deposit; etching
is a cloudy film)
Water chemical It may not be possible to prevent problem,
reaction with certain
except by hand-washing. To slow this
types of glassware -
process, use a minimum amount of deter-
usually caused by gent but not less than one tablespoon per
some combination of load. Use a liquid rinse agent and under-
soft or softened water,
load the dishwasher to allow thorough
alkaline washing
rinsing. Silica film and etching are perma-
solutions, insufficient nent and cannot be removed. Use the Air
rinsing, over-loading Dry option.
the dishwasher, and
heat of drying.
Black or gray Aluminum items Load aluminum items so that they will not
marks on dishes
touching dishes
rub against dishes during washing. Do not
wash throw-away aluminum items in the
dishwasher because they may break down
and cause marking. Remove aluminum
markings by using a mild abrasive cleanser.
Whlte spots on
Seasoning removed by Reseason cookware after dishwasher
cookware wlth dishwasher detergents washing.
non-stick flnish
24