TXV Diagnostic Report – Carrier Enterprise Technical Services & Support

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Contacto y Enrutamiento

Complete this form while on site when possible. Enter measured diagnostic values manually and upload supporting photos.

Región *

Nombre del técnico *

Técnico de teléfonos celulares *

Correo del técnico *

A copy of this report will be sent to this email address.

Nombre del concesionario / empresa *

Dealer / Company Account #

Are you on site now? *

Si no está en el sitio, explique brevemente *

Provide a short reason or note about who collected the diagnostic readings.

Save and finish later

Tipo de equipo *

Split system – Fan Coil
Split system – Furnace coil
Package unit
Water Source Heat Pump (WSHP)

Number of Refrigerant Circuits *

Single Circuit
Dual Circuit

Split System – Fan Coil

Información del equipo

Fan coil model# *

Fan coil serial# *

Condensing unit model# *

Condensing unit serial# *

Split System – Furnace Coil

Información del equipo

Furnace model# *

Furnace serial# *

Furnace coil model# *

Furnace coil serial# *

Condensing unit model# *

Condensing unit serial# *

Unidad paquete

Información del equipo

Package unit model# *

Package unit serial# *

Water Source Heat Pump (WSHP)

Información del equipo

WSHP model# *

WSHP serial# *

Condenser entering water temperature *

Temperature of the water entering the coaxial condenser coil

Condenser leaving water temperature *

Temperature of the water leaving the coaxial condenser coil

Condenser water flow volume (GPM) *

What is the condenser’s water flow (in GPM) during the TXV diagnosis

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Refrigerant Lines

Liquid line filter drier location *

On the liquid line by the outdoor unit
On the liquid line close to the indoor (evaporator) coil

Liquid line diameter

Suction Line diameter

Refrigerant lines equivalent length *

Length of line set (in feet) between C/U & AHU including added distance due to fittings and accessories

Outdoor temperature during test *

What is the outdoor temperature by the condensing (in the shade / entering the condenser coil)

Refrigerant Properties at Diagnosis

Enter values manually from your gauges, temperature probes, and pressure/temperature chart.

Circuit A / Single Circuit

Suction Pressure (psig) *

Saturated Suction Temp *

Temperature from pressure/temperature chart at above pressure

Suction Line Temp *

Suction Superheat *

Suction line temperature – saturated suction temperature

Liquid Pressure (psig) *

Saturated Condensing Temp *

Temperature from pressure/temperature chart at above pressure

Liquid Line Temp *

Liquid Subcooling *

Saturated condensing temperature – liquid line temperature

Circuit B / Dual Circuit

Circuit B Suction Pressure (psig) *

Circuit B Saturated Suction Temp *

Temperature from pressure/temperature chart at above pressure

Circuit B Suction Line Temp *

Circuit B Suction Superheat *

Suction line temperature – saturated suction temperature

Circuit B Liquid Pressure (psig) *

Circuit B Saturated Condensing Temp *

Temperature from pressure/temperature chart at above pressure

Circuit B Liquid Line Temp *

Circuit B Liquid Subcooling *

Saturated condensing temperature – liquid line temperature

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System Airflow

System's airflow volume *

What is the system’s measured or calculated airflow (in CFM) during the TXV diagnosis

Is airflow in range? *

Confirm whether measured/calculated airflow is within the required range for the equipment.

Return Air Temperature *

Evaporator Differential Temp (ΔT) *

Temperature difference between return air and supply air.

Diagnostic Photos *

Arrastrar y soltar archivos, Elija los archivos para cargar Puedes subir hasta 6 archivos.

Upload photos of the equipment data plate, gauge readings, temperature readings, airflow documentation, or other supporting diagnostic information.

Additional Notes

Add any relevant diagnostic notes, observations, or test conditions.