Hoshizaki C-100BAF-ADDS C. Diagnostic Charts, No Ice Production, Problem, Possible Cause, Remedy

C. Diagnostic Charts

1. No Ice Production

Problem	Possible Cause		Remedy
[1] The icemaker will not	a) Power Supply	1. Off, blown fuse, or	1. Turn on, replace, or reset.
start.		tripped breaker.
		2. Power cord	2. Plug into outlet.
		unplugged.
		3. Loose connection.	3. Tighten.
		4. Bad contacts.	4. Check for continuity and
			replace.
		5. Not within	5. Refer to nameplate and
		specifications.	correct.
	b) Power Switch	1. "OFF" position.	1. Move to "ON" position.
	(Control Box)	2. Bad contacts.	2. Check for continuity and
			replace.
	c) Suction Temperature	1. Open due to water	1. Check water supply,
	Safety	supply cut-off.	water filters, water inlet
	(Low Water/Freeze-Up		strainer‑washer, float, and
	Safety)		water valve.
		2. Open due to	2. Check gear motor
		evaporator freeze‑up	operation.
		(gear motor not
		operating).
		3. Bad contacts.	3. Check for continuity and
			replace.
	d) Bin Control Thermostat	1. Open with bin filled	1. Remove ice.
	Assembly (with	with ice.
	integrated heater)
		2. Ambient temperature	2. Increase ambient
		too cool.	temperature.
		3. Bulb out of position.	3. Place in position.
		4. Bad contacts.	4. Check for continuity
			and replace. See
			"V.F. Removal and
			Replacement of Bin
			Control Thermostat
			Assembly."
		5. Bad thermostat	5. Check and replace.
		heater.	See "V.F. Removal
			and Replacement of
			Bin Control Thermostat
			Assembly."
	e) Gear Motor Protector	1. Tripped.	1. Press switch on control
	(External Overload)		box to reset. Check
	(2.4~3.0A)		supply voltage, gear
			motor amperage, gear
			motor bearings, and
			auger bearings (see
			"V.C.1. Upper Bearing
			Wear Check"). Check for
			evaporator freeze-up.

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