Wizard WEC / WDC Hot Gas Defrost Step Chart
Hot Gas Defrost | ||||||||
Defrost Step | Step Name | Range | Relay / Valve / Circuit | |||||
---|---|---|---|---|---|---|---|---|
Liquid Line Solenoid | Evaporator Fan | Suction Stop | Soft Gas Valve | Hot Gas Valve | Equalizer Valve | |||
1 | Normal | Cycling | On | Open | Closed | Closed | Closed | |
2 | Pump Down | 0-250 min | Closed | On | Open | Closed | Closed | Closed |
3 | Soft Gas | 0-250 min | Closed | Off | Closed | Open | Closed | Closed |
4 | Defrost Cycle | 0-250 min | Closed | Off | Closed | Open | Open | Closed |
5 | Drip Cycle | 0-250 min | Closed | Off | Closed | Closed | Closed | Closed |
6 | Equalizing | 0-250 min | Closed | Off | Closed | Closed | Closed | Open |
7 | Fan Start Delay | 0-250 min | Open / Cycling | Off | Open | Closed | Closed | Closed |
8 | Normal | Cycling | On | Open | Closed | Closed | Closed |