5.3003.29 Thermostatic Expansion Valve—Mid and High Rise

Topic: 
Forced Air
Subtopic: 
System Assessment and Maintenance
Desired Outcome: 
Ensure thermostatic expansion valve (TXV) operates as designed
TitleSpecification(s)Objective(s)
5.3003.29a
Identify type

TXV valve will be identified as either:

  • Mechanical device
  • Internal equalized
  • External equalized
  • Electronic device

Understand device function and manufacturer requirements for operation

5.3003.29b
Cooling system operation

TXV proper size and operation will be verified

Understand device function and manufacturer requirements for operation

Obtain most efficient operation

5.3003.29c
Replacement

Replacement will meet manufacturer specifications for the given model number of the unit

Ensure efficient operation of the unit