Hoshizaki 73183 service manual Evaporator is Frozen Up, Defrost Fails to Terminate

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Unit Not Cooling - Possible Cause

11.	Compressor Overload	a) Dirty condenser.

		b) Condenser fan not operating.

		c) Defective.

12.	Compressor	a) Defective.

13.	Condenser	a) Dirty.

14.	Evaporator	a) Clogged or frozen.
	See "2. Evaporator is Frozen Up."
15.	Refrigerant/Refrigerant Lines	a) Gas leak.

		b) Refrigerant lines restricted.

2. Evaporator is Frozen Up

Evaporator is Frozen Up - Possible Cause

1.	Evaporator	a) Dirty.

2.	Evaporator Fan	a) Not operating.

3.	Defrost Thermistor	a) Out of position or defective.

4.	Control Module	a) Defective.

5.	Refrigerant Charge	a) Low.

6.	Defrost Heater (freezer)	a) Defective.

7.	Defrost Thermostat Open (freezer)	a) Defective.

3. Defrost Fails to Terminate

Defrost Fails to Terminate - Possible Cause

1.	Defrost Thermistor	a) Out of position or defective.

2.	Control Module	a) Defective.

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Contents Superior Degree Reliability Number Issued Hoshizaki AMERICA, INC Contents Page Important Safety Information Serious injuryIndicates important information about the use and care UnitPage Specifications Nameplate Ratings DimensionsRefrigerated Volume and Shelf Space One Section/Two Section/Three Section Unit mmII. General Information Construction One SectionTwo Section Three Section Sequence of Operation Sequence Cycles and ShutdownFreezer Refrigerator Sequence Flow Chart ChartsFreezer Sequence Flow Chart Display Module Display Module LayoutControls and Adjustments Temperature SetpointControl Module Refrigerator Control Module Freezer Control ModuleControl Module Layout Alarm Safeties Refrigerator & Freezer CabinetHigh-Pressure Switch Mullion/Perimeter HeaterThermistors Compressor External or Internal OverloadIII. Technical Data Refrigeration Circuit Wiring Diagrams CR2B-FS/HS, CR3B-FS/HS CF1B-FS/HS, CF3B-FS/HS CF2B-FS/HS, CF3B-FS/HS Page IV. Service Diagnosis Diagnostic ProcedureRefrigerator Defrost Defrost DiagnosisFreezer Defrost Page Control Module Check Startup/Cool DownThermistor Check Diagnostic Chart Unit Not CoolingEvaporator is Frozen Up Defrost Fails to TerminateReplacement of Components Service for Refrigerant LinesRefrigerant Recovery Brazing Evacuation and RechargePage Important Notes for Component Replacement Door Re-HingingCleaning MaintenanceShutdown and Long Storage

73183 specifications

The Hoshizaki 73183 is a state-of-the-art ice machine that has garnered attention in the foodservice industry for its reliability and efficiency. Renowned for its compact design, the model is particularly well-suited for restaurants, bars, and cafes where space is often at a premium. One of the standout features of the Hoshizaki 73183 is its capability to produce high-quality cube ice, essential for various beverages and food presentation.

One of the primary technologies that sets this ice machine apart is the Kold-Draft ice production method. This technology ensures that the ice produced is not only clear and hard but also lasts longer in drinks, preventing dilution. The 73183 model is capable of producing up to 800 pounds of ice in a 24-hour cycle, making it a reliable choice for businesses requiring a high volume of ice throughout the day.

Energy efficiency is another hallmark of the Hoshizaki 73183. The unit operates with a low energy consumption rate, aligning with today’s demand for sustainable ice production solutions. It is equipped with efficient compressor technology, which reduces operational costs without compromising performance. In addition, the machine utilizes an advanced air-cooled condenser system, making it optimal for various ambient conditions while ensuring consistent ice output.

Durability and ease of maintenance also characterize the Hoshizaki 73183. Constructed with stainless steel, the unit is not only aesthetically pleasing but also resistant to corrosion and wear, ensuring longevity in a demanding kitchen environment. Furthermore, the machine features an easy-to-access design that simplifies cleaning and maintenance, promoting optimal hygiene and performance.

The unit also integrates user-friendly digital controls, allowing operators to monitor ice production rates and make adjustments as needed. An intuitive display provides real-time status updates, ensuring that businesses can always meet their ice needs.

In summary, the Hoshizaki 73183 ice machine combines innovative technology with robust design, making it an ideal choice for businesses seeking a reliable, efficient, and high-performing ice production solution. Its remarkable features and characteristics firmly establish it as a leading option in the competitive landscape of commercial ice machines.