WhisperKool SS7000 - Manual (Page 11)

Head Pressure Control, Low Ambient Control Switch:
The switch is used to cycle the condenser fan at low ambient temperature condition. Set the switch
to 170 psig for cut-in and 70 psig for the differential. Further adjustment may be needed. Verify
the settings via refrigeration manifold gauge and perform the final adjustments to the readings on
the gauge manifold.
Condensing Unit
* Low ambient control is in the control box
-11-
High Pressure
Cutout
Low Ambient
Control*
Low Pressure
Cutout