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Hoshizaki 4A1482-01 Ice Machine Thermostatic Expansion Valve 1/4" X 3/8" R-404

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Special Price $177.92 Regular Price $266.95
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SKU
4A1482-01
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Other Categories, Additional Parts, Valves
Manufacturer:
The Hoshizaki 4A14‌82‍-01 Thermostatic Expansion V⁠alve 1/4" X 3/8" i​s a r​efriger​ant metering compo‍nent used i‌n co‍mm‌e​rcial ice machines. It‌ regu‌l‍ates‍ the flow of R-404A refrigerant into, th‌e e⁠vaporator‍ base​d on‍ temperature and load conditions, ensuring stable ice p‌roduction. It is installed within the refrigeration circuit​ of ice-making systems, it maintains proper superheat and supports efficient heat exchange​ during the freezing cycle. The valv‍e‌ is us‌e‌d in commercial kitchens, an‌d food service o‌perations wher⁠e​ cont⁠inuous ice‌ p‌roducti⁠on is required for beverage⁠ and food pre​s‌ervat‌i⁠on applications and it supports⁠ accurate system performance​.

Dimensions

  • Length: 10 In
  • Width: 4 In
  • Height: 4 In
  • Weight: 0.32 lbs
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Product Notes

  • Material: Copper
  • Inlet: 1/4" Odf
  • Outlet: 3/8" Odf
  • Refrigerant: R404A
HOSHIZAKI:
4A1482-01, HOS4A1482-01
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FAQS
Customer Questions
What maintenance is required for the Hoshizaki 4A1482-01 Thermostatic Expansion Valve?

Regularly inspect the ice machine thermostatic expansion valve for refrigerant leaks and ensure stable superheat control. Clean any debris around connections and verify tight fittings. Routine checks of system pressure supports maintain efficient ice production.

What are common issues with the Hoshizaki 4A1482-01 Thermostatic Expansion Valve?

  • Ice Machine undercharge causing poor cooling.
  • Valve sticking or erratic flow control.
  • Clogging from debris or oil contamination.
  • Inconsistent superheat regulation.
  • Reduced ice production or cycle interruptions.
  • Sensor misreading affecting expansion performance.

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Installation Steps

Step1: Disconnect electrical power and recover refrigerant using approved refrigeration service equipment before servicing.

Step2: Remove the access panel and locate the existing thermostatic expansion valve near the evaporator assembly.

Step3: Disconnect the sensing bulb, refrigerant lines, and mounting hardware from the old valve carefully.

Step4: Braze or connect the new expansion valve in the correct flow direction using proper refrigeration practices.

Step5: Secure the sensing bulb tightly to the suction line and insulate it properly.

Step6: Evacuate, recharge the system, and test for leaks, correct superheat, and proper ice production.