Whirlpool 900 warranty Solving Common Dishwashing Problems, Solution chart

Solving Common Dishwashing Problems

Following is 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 the “Troubleshooting” section for service information.

Solution chart

PROBLEM	CAUSE	SOLUTION
Food soil left	Improper loading	Follow loading instructions.
on dishes	Water temperature	Use the Hi-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 “To check water temperature” on
		page 23.
		NOTE: In some cases, loads may not dry as
		well when using the Hi-Temp Wash option.
	Use of incorrect, too	Use recommended dishwasher detergents
	little, or ineffective	only. Follow recommendations for amounts.
	detergent	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) (138 to 828
		kPa) 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. To remove hard water film, see
	water	“Removing spots and film” on page 26.
		Use the Hi-Temp Wash option. If needed,
	Water temperature	turn home water heater up to ensure water
	too low	entering dishwasher is 120°F (49°C)
		minimum.

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