Manitowoc Ice Q300, Q290, Q160 service manual Problem Dispenser Crushes Ice as it Dispenses

Section 1			Troubleshooting
Problem: Dispenser Crushes Ice as it Dispenses
	Problem	Possible Cause	To Correct
	Dispenser crushes ice as it	The ice in the bin is not the	Replace ice with acceptable.
	dispenses.	proper size and type?
		Is the ice being used a full size	Adjust ice machine to make a
		piece of ice, i.e., are cubes full,	good, complete, not hollow piece
		not shallow, etc.?	of ice.
Problem: Ice Continues to Dispense or Dispenses by Itself
	Problem	Possible Cause	To Correct
	Is the agitation timer set	Timer should agitate for two	Adjust or replace timer if
	properly?	seconds every four hours.	necessary. See Section 3
			“Component Disassembly”.
	Is the ice door opening fully	The ice door should open a	Adjust door to minimum or larger
	when the dispenser operates?	minimum of 1.5 in. (3.8 cm).	opening.
	Does ice continue to dispense	Does the gearmotor continue to	Microswitch may be sticking.
	after the cup has been pulled	run during this time?	Check and clean the microswitch
	away?		and linkage to the microswitch.
			Replace microswitch if necessary.
	Does the ice dispense by itself	Does the dispenser do this at	Check the agitation timer. Adjust
	without anyone around the	regular intervals?	the timer to two seconds on time
	dispenser?		and four hours off time. Also
			check to see if timer has a short.

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