Hvac troubleshooting in its simplest form is a kind of logical train or recipe you follow.
Air conditioning diagnostic software.
Though every air conditioning system will vary you want to see the high side pressure around 20 psi and the low side around 40 psi.
If both the high and the low side are below these readings then you may need to add refrigerant.
Restart the engine and turn on the air conditioning.
After a quick install of the lgmv wi fi module technicians can review diagnostic information and graph data values to help troubleshoot any issue with ease.
5ft 3 way ac diagnostic manifold gauge set for freon charging fits r134a r12 r22 and r502 refrigerants with acme adapter and can tap for automotive car air conditioning by orion motor tech 28 99 28.
Diagnostic tools tool pan carries a full line of hvac tools.
Lg monitoring view lgmv lg monitoring view lgmv is a maintenance and troubleshooting tool for multi v air conditioning systems.
Observe the pressure readings.
1 many guides are set up as lists of problems and possible causes and for basic repairs this is enough.
The hvac climate control troubleshooter diagnostic and repair software download is loaded with codes diagrams interactive pressure analysis wiring diagram and more.