Whirlpool 9400 Series Use And Care Manual page 24

Whirlpool dishwasher use&careguide 9400
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Common
Dishwashing
Problems
In This Section
Page
Page
Solution chart . . . .."............................
24
Removing spots and film . . . . . . . . . . . . . . . . . 26
Solution
chart
A convenient
checklist for handling minor performance problems. Go over this list before
calling for service. If you are unable to solve your dishwasher's
problem, turn to page 27 for
service information.
Problem
Food Soil Left on
Dishes
Spotting and
Filming
Cause
Improper loading
Water temperature
is
too low
Use of incorrect, too
little or ineffective
detergent
Detergent cakes in
dispenser
Pump or spray arm
clogged by labels from
bottles and cans
Low water pressure
due to insufficient fill
Slowdown of wash arm
due to high suds
Hard water or high
mineral content in
water
Solution
Follow loading instructions
on
pages 19-22.
Use the Hi-Temp option. If needed, turn
home water heater up to ensure water
entering dishwasher
is 120°F (49°C)
minimum. See recommended
procedure
3n page 17.
Jse recommended
dishwasher
deter-
gents only. Follow recommendations
on
3ages 14 and 15 for amounts; never
dse less than one tablespoon
per load.
Detergent must be fresh to be effective.
Always store detergent in a cool, dry
area, preferably in an airtight container.
Jse fresh detergent only. Do not allow
detergent to sit for several hours in a
wet dispenser. Check dispenser for
caked detergent. Clean dispenser when
caked detergent is present.
Remove labels before washing or wash
by hand. See page 18.
Home water pressure should be 20 to
120 psi for proper dishwasher
fill. A
booster pump on the water supply may
be necessary if pressure is too low.
Never use soap or laundry detergents.
Use recommended
dishwasher
deter-
gents only.
Conditioning
the final rinse water with a
liquid rinse agent helps eliminate
spotting and filming. Keep the dispenser
full with a rinse agent at all times.

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