Low Refrigerant Temperature in Trane Condensing Unit

[Ammar74]

Hello,

We have problem with Trane Condensing Unit connected with AHU, the system trip with message shows the following

Low Refrigerant Temperature ??

any suggestion on how to deal with this??

Thanks

[RCBARBER]

evaperator too cold?

system short of gas or blocked evaperator coil?

[airtrackinc]

Add or charge ***** or Refrigerant.