Cold
Feel temperature of Liquid Line
at rear of Head Section
Cold
Feel temperature of Liquid Line
at Condensing Unit
Cold
Does the Condenser Fan Motor
run below cut-out
setpoint in harvest?
NO
Backseat Liquid Line Shut
Feels Hot
Off Valve or Replace
Look for Restriction,
Correct Line Set Size,
Feels Hot
& Proper Insulation
Refer to Fan Cycling
Control Diagnostics
Note: Some CVD675
YES
Condensing Units may not
have a Fan Cycle Control