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Solving common dishwashing problems, Solution chart – Whirlpool 940 User Manual

Page 20

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Solving Common

Dishwashing Problems

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 24 for
service information.

Solution chart

PROBLEM

CAUSE

SOLUTION

Food soil left

Improper loading

Follow loading instructions on pages 6-9.

on dishes

Water temperature

Use the HIGH TEMP WASH option. If

too low

needed, turn home water heater up to
ensure water entering dishwasher is 120°F
(49°C) minimum. See "To check water

temperature" on page 19. NOTE: In some
cases, loads may not dry as well when using
the HIGH TEMP WASH option.

Use of incorrect, too

Use recommended dishwasher detergents

little or ineffective

only. Follow recommendations on page 10

detergent

for amounts. Never use less than one
tablespoon per load. Detergent must be
fresh to be effective. Always store detergent
tightly-closed in a cool, dry place.

Detergent cakes in

Use fresh detergent only. Do not allow

dispenser

detergent to sit for several hours in a wet
dispenser. Check dispenser for caked
detergent. Clean dispenser when caked
detergent is present.

Insufficient fill due to

Home water pressure should be 20 to 120

low water pressure

pounds per square inch (psi) for proper
dishwasher fill. A booster pump on the water
supply may be necessary if pressure is

too low.

Slowdown of wash

Never use soap or laundry detergents. Use

arm due to high suds

recommended dishwasher detergents only.

Spotting

Hard water or high

Use rinse agent to help prevent spotting

and filming

mineral content in

and filming. See page 11. To remove hard

water

water film, see “Removing spots and film” on
page 22.

Water temperature

Use the HIGH TEMP WASH option. If

too low

needed, turn home water heater up to
ensure water entering dishwasher is 120°F
(49°C) minimum. See “To check water

temperature” on page 19. NOTE: In some
cases, loads may not dry as well when using
the HIGH TEMP WASH option.

Use of incorrect

Use recommended dishwasher detergents

detergents

only.

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