Whirlpool DU7500XR Series manual Problem Caused by

PROBLEM		CAUSED BY
Dishes	not	Water is not
washing	clean	hot enough

SOLUTION

Water temperature should be at least 14O’F (60°C). Set water heater thermostat to a higher setting Run water at

sink until hot before starting and/or use HI-TEMP WASH Option.

Improper

loading

Make

sure

dashes

and

glassware

are

loaded

so

sproy

reaches

all

surfaces

and

items

drain

properly

Do

not ov-

erload.

Do not nest items

Moke sure large items do not block spray from reaching

detergent

dispensers.

Spray

arm

or arms not

Check

spray

arms

to

make

sure

they

turn

freely

after

load-

rotating

freely

ing.

Be sure

a utensil

has

not

prevented

their

turning.

Not enough

detergent

Use

more

dishwasher

detergent.

Use detergent

with

high-

or improper

est

available

phosphorus

content...especially

with

hard

detergent

water.

“0ld”detergent.

Use

only

fresh

dishwasher

detergent.

Store

tightly

closed

box

or

bottle,

in

cool,

dry

place.

Discard

old

detergent.

Do

not

fill

dispensers

until ready

to

start

dishwasher.

Cloudy tllm on glassware, etching - permanent corrosion

Water

pressure may

If water

pressure

is low, do

not

use

water

for other

purposes

be

low,

dishwasher

is

while

dishwosher

is running

[to

assure

correct

fills].

not

filling

properly

Too

much

detergent

Check

for

rainbow

hue

on

glasses. A

rainbow

hue

IS the

in soft

water

first

sign of

etching

(corrosion

of

glass].

Reduce

the amount

of dishwasher

detergent.

Use

a

detergent

with

a

lower

phosphorus

content.

Inadequate

rinsing

If water

pressure

is low

do

not

use

water

for other

purposes

while

dishwasher

is running

[to

assure

correct

water

fills).

Make

sure

dishes

and

glassware

are

loaded

properly

to

assure

adequate

rinsing

and

draining.

Do not

overload

Dlshes

IL

Iron or manganese

in

Temporary

remedy:

lnterlor

ot

water

I.

Set

empty

dishwasher

for

a

“one wash”

cycle.

dlshwasher

2.

Start

dishwasher

and

unlatch

door

to

stop It when

it has

yellow

or

filled

for

the wash part of the cycle.

brown

3. Add

‘4

to ‘/2 cup (120 to 240 ml] of citric acid crystals

(usually

available

in

drugstores).

4.

Close

and latch

door

to

complete

cycle.

Permanent

solution:

Install

an

iron or

manganese

filter to

home

water

supply

Rust spots on stalnless steel -OR-

Dark spots on flatware - stalnless steel, silver plate, or sterllng

Bronze tarnish on silverplate

Allowing salty or acidic foods such as

mayonnaise, vinegar, fruit juices, salad dressings, milk products to remain on flatware.

Undissolved

detergent coming in contact with flatware

Silverplate is worn off. Exposed base metal to kes on a bronzed hue.

Rinse flatware that is to stand for several hours before washing (use Rinse & Hold). Clean stained items with silver polish and re-wash. Do not put stalnless steel and sllver

flatware In the same sllverware basket compartment. Direct contact between these metals can cause perma- nent damage to the sllver.

Remove spots with silver polish. Avoid spilling concentrated detergent on wet flatware.

Remove tarnish with silver polish. Have silver replated

Water	lett in	Dishwasher	cycle	not
bottom	of	completed
dishwasher		Clogged	drain	air

gap

Allow dishwasher to complete cycle

Some plumbing codes require use of a drain oir gap be-

tween an undercounter dishwasher and the drain system of the house. The air gap is usually located above the sink or on the top of the counter near the dishwasher to prevent the possibility of water backing up from the drain into the

dishwasher due to a plugged drain. The drain air gap is

NOT a part of the dishwasher and is NOT covered by the

dishwasher warranty. The drain air gap should be kept clean to insure proper draining of the dishwasher