Tech Tips
Tripping of High Pressure Switch During Defrost
FI0030

• Time Temperature Defrost
• Bad Defrost Thermostat
• Defrost Thermostat Loose or Not Secured Properly to Coil
• Bad Defrost Board
• Bad Defrost Relay

• Demand Defrost Control
• Coil Sensor Loose or Not Secured Properly to Coil
• Air Sensor In Contact With Coil
• Bad Defrost Control
• Bad Defrost Relay