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Emerson Flow Control (Alco) 091063 5-Ton Thermal Expansion Valve (TXV) R410A 5' Capillary 3/8" X 1/2" ODF

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Special Price $83.00 Regular Price $95.45
In stock
SKU
091063
The Emerson Flow Control (Alco) 091063 Thermal Expansion Valve (TXV) is intended for use in R410A refrigeration HVAC systems, 5 ton, 3/8 “x 1/2” ODF. This valve controls the amount of refrigerant to maintain the correct superheat and hence, the cooling capacity of the installation. The unit has a 5-foot capillary tube that can be placed in any position depending on the setting. The advantages of this valve include increased energy efficiency of the system, increased system performance, and decreased chances of compressor damage due to wrong refrigerant flow. The refrigerant type is suitable for air conditioning and heat pump systems and is suitable to be used in residential and commercial units.
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HVAC Controls, Flow Control
Manufacturer:
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Specifications

  • Type: Valve
  • Capacity: 5Tons
  • Connection Size: 3/8"X1/2"ODF
  • Refrigerant: R410A
  • Capillary Length: 5FT
Manufacturer Name: Emerson Flow Control (Alco)
Product Number: 091063
OEM Part Number: 091063
Product Description: 3/8X1/2Odf 5Ton 5Ft R410a Txv
Weight:0.93lbs/421.84g

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Product Questions (2)
Customer Questions
What maintenance is required for the Emerson Flow Control (Alco) 091063 Thermal Expansion Valve?

Inspect refrigerant charge and superheat settings regularly, ensuring the sensing bulb is securely mounted and insulated. Check capillary tubing for kinks or damage and clean any debris around the valve. Periodic leak testing supports maintain efficient cooling and prevents stress.

What are common issues with the Emerson Flow Control (Alco) 091063 Thermal Expansion Valve?

  • Incorrect superheat setting causing poor cooling.
  • Refrigerant undercharge or overcharge leading to inefficiency.
  • Clogged or restricted capillary affecting flow.
  • Bulb misplacement causing unstable operation.
  • Valve sticking or hunting behavior issues.

Installation Steps

Step 1: Recover refrigerant safely and isolate electrical power before service.

Step 2: Remove old thermal expansion valve and clean line set and evaporator inlet thoroughly.

Step 3: Braze valve using nitrogen purge to prevent oxidation and overheating.

Step 4: Attach capillary bulb securely on suction line and insulate properly.

Step 5: Evacuate system, leak-check, then recharge refrigerant per manufacturer specs.

Step 6: Verify pressures match rating before restoring operation.