Hoshizaki 4A3978-01 Ice Machine Hot Gas Valve Body
Specifications:
- Hot Gas Valve Body
- Hoshizaki 900-Sd, Cf1A-Fs, Cr1A-Fs,
- Km-1601Srh, Km-1601Srh3,
- Km-1601Swh, Km-1601Swh3, Km-251Bah, Km-255Bah, Km-500Mah,
- Km-501Mah, Km-501Mrh, Km-501Mwh, Km-650Mah, Km-650Mrh,
- Km-650Mwh, Km1300Mah, Km1601Srh, Km1601Srh3, Km500Mah,
- Km630Mah, Km650Mah, Km900Mah, Kml-451Mah, Kml-451Mwh,
- Kms-1230Mlh, Srk-13H
Description
Dimensions:
- Weight: 0.1 lbs
- Length: 2.75 in
- Height: 3.88 in
- Width: 2.63 in
This Part Fits the Following Models
254 modelsControls refrigerant routing within the refrigeration circuit. The Hoshizaki 4A3978-01 Hot Gas Valve Body forms the valve housing through which refrigerant is directed between designated refrigeration paths during the operating cycle. The valve body supports controlled hot gas routing required for refrigeration system operation and functions as part of the hot gas valve assembly.
Equipment Compatibility:
Designed for use with compatible Hoshizaki ice machines requiring controlled hot gas flow within the refrigeration circuit, including KM, KML, KMS, KMD, KMH, SRK, DKM, and F Series equipment.
Product Specifications:
SKU: 4A3978-01
Manufacturer: Hoshizaki
Product Type: Hot Gas Valve Body
ApplicationType: Ice Machine
Key Features:
- Provides the housing for the hot gas valve assembly.
- Directs refrigerant through designated refrigeration paths.
- Supports controlled hot gas routing during the refrigeration cycle.
- Maintains the valve assembly connection within the refrigeration circuit.
- Functions as part of the refrigeration flow-control assembly.
The valve body was worn and affecting refrigerant routing, and replacing it helped restore consistent hot gas flow and refrigeration cycle operation.
HOSHIZAKI:
440352-01 HOS440352-01 HOS4A3978-01
Step1: Disconnect power and shut off the system if applicable.
Step2: Access the ice machine compartment.
Step3: Recover refrigerant safely before removing the valve body.
Step4: Unsweat or disconnect the old valve connections.
Step5: Install the new valve body and reconnect lines.
Step6: Evacuate, recharge the ice machine, and test system operation.
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What maintenance is required for the Hoshizaki 4A3978-01 Hot Gas Valve Body?
Periodically inspect the valve body for leaks, corrosion, or debris buildup. Clean connections and ensure proper sealing to maintain efficient defrost cycles. Test functionality during operation checks. Always disconnect power before servicing.
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What are the common issues with the Hoshizaki 4A3978-01 Hot Gas Valve Body?
- Leaks at valve connections.
- Reduced or inconsistent defrost performance.
- Corrosion affecting valve operation.
- Valve is sticking or failing to open/close properly.
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