Hoshizaki 4A1414-02 Ice Machine Thermal Expansion Valve
Description
Dimensions:
- Weight: 1 lbs
- Length: 1 in
- Height: 1 in
- Width: 1 in
This Part Fits the Following Models
93 modelsProvides controlled refrigerant flow to the evaporator within the refrigeration circuit. The Hoshizaki 4A1414-02 Thermal Expansion Valve meters refrigerant entering the evaporator in response to changing operating conditions, regulating refrigerant delivery through the refrigeration cycle. The valve helps maintain the refrigerant flow required for consistent evaporator operation and heat transfer during the ice production cycle.
Equipment Compatibility:
Designed for use with compatible Hoshizaki equipment requiring controlled refrigerant flow, including CF Series, CR Series, and KM Series commercial ice machines such as CF1A-FS, CR1A-FS, KM-1300MAF, KM-1300MAH, KM-1300MRF, KM-1300MRH, KM-1300SAH, and KM-1300SAH3.
Product Specifications:
SKU: 4A1414-02
Manufacturer: Hoshizaki
Product Type: Thermal Expansion Valve
Application Type: Ice Machine
Key Features:
- Meters refrigerant entering the evaporator.
- Regulates refrigerant delivery based on changing operating conditions.
- Controls refrigerant flow within the refrigeration circuit.
- Supports consistent evaporator operation and heat transfer.
The thermal expansion valve was affecting refrigerant flow, and replacing it helped restore consistent refrigerant delivery and refrigeration system operation.
Step1: Disconnect power and isolate refrigerant system before starting any work.
Step2: Recover refrigerant safely using approved recovery equipment to avoid release.
Step3: Remove old expansion valve by loosening inlet and outlet line connections carefully.
Step4: Install new valve in correct flow direction, aligning fittings without cross-threading.
Step5: Tighten connections securely and ensure proper sealing at all joints.
Step6: Vacuum system to remove moisture and test for leaks before restoring charge.
Step7: Restore power and check stable cooling operation during initial run.
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What maintenance is required for the Hoshizaki 4A1414-02 Thermal Expansion Valve?
Keep the Ice Machine system clean and free from moisture and debris to protect the valve from contamination. Periodically check for proper superheat settings and ensure secure refrigerant line connections. Inspect for frost buildup or erratic cooling performance. Always follow safe handling practices during servicing.
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What are common issues with the Hoshizaki 4A1414-02 Thermal Expansion Valve?
- Inconsistent refrigerant flow causing uneven cooling.
- Valve clogging due to debris or moisture in the system.
- Improper superheat leading to freezing or overheating.
- Sticking valve needle affecting pressure regulation.
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