Whirlpool 929, SERIES 920 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	If needed, turn home water heater up to ensure
	too low	water entering dishwasher is 120°F (49°C)
		minimum. See the “Saving Energy” section.
	Use of incorrect, too	Use recommended dishwasher detergents
	little, or ineffective	only. See the “Using the Dispensers” section.
	detergent	Never use less than 1 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 deter-
	dispenser	gent 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. See the “Using the Dispensers”
	water	section. To remove hard water film, see
		“Removing spots and film” at the end of this
		section.
	Water temperature	If needed, turn home water heater up to ensure
	too low	water entering dishwasher is 120°F (49°C)
		minimum.
	Use of incorrect	Use recommended dishwasher
	detergents	detergents only.

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