Observe the pressure readings.
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.
Lg monitoring view lgmv lg monitoring view lgmv is a maintenance and troubleshooting tool for multi v air conditioning systems.
The check this then this then that in a stepwise manner allows us to start with the simple easy to fix and work toward the more advanced and usually more expensive problems.
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.
Hvac troubleshooting in its simplest form is a kind of logical train or recipe you follow.
Shop for professional hvac hardware like deep vacuum pumps and twin turbo refrigerant recovery systems or you can shop for tools like swagging punches gauges and couplers.
This pc based program is an air conditioning hvac vehicle service interactive software.
Restart the engine and turn on the air conditioning.
Diagnostic tools tool pan carries a full line of hvac tools.