Whirlpool DU935QWD, DU930QWD warranty Solving Common Dishwashing Problems, Solution, chart

Models: DU935QWD DU930QWD

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Solving Common Dishwashing Problems

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 25 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 needed,

 

 

 

too low

 

 

turn

home

water heater up to ensure water

 

 

 

 

entering dishwasher is 120°F (49°C) mini-

 

 

 

 

mum. See “Tocheck water temperature”

 

 

 

 

on page 20.

 

 

 

 

 

 

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

 

arm due to high suds

Spotting

Hard water

or high

and filming

mineral

content in

 

water

 

 

 

Water

temperature

 

too low

 

Never use soap or laundry detergents. Use recommended dishwasher detergents only.

Use rinse agent to help prevent spotting and filming. See page 11. To remove hard water film, see “Removing spots and film” on page 23.

Use the High Temp Wash option. If needed, turn home water heater up to ensure water entering dishwasher is 120°F (49°C) mini- mum. See “Tocheck water temperature”

on page 20.

Use of incorrect

Use recommended dishwasher

detergents

detergents only.

 

continued on next page 21

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Image 21
Whirlpool DU935QWD, DU930QWD warranty Solving Common Dishwashing Problems, Solution, chart