Charging

Display Shows Complete:

Important
- The A/C system must be evacuated prior to charging.
- Check that the "LBS/KG" switch on the back of the unit to make sure it is set for the desired units of weight system (operate switch with main power "Off").

1. Close the low side valve on the control panel.
2. Open the high side valve on the control panel.
3. Press "CHG" on the keypad to make sure the unit is in the program mode.
4. Enter the amount of refrigerant charge to charge the A/C system by pressing the appropriate number keys. Make sure to use correct unit of weight (lbs or kg).
5. Press "ENTER."
- A blink of the display indicates the charge amount is in the unit's memory.
6. Press "CHG" on the keyboard to begin the charging process.
7. The display shows "AUTOMATIC" and the amount of refrigerant programmed for charging.
- The display counts down to zero as the charging process proceeds. At the end of the process, the display shows "CPL."

Important
- If the transfer of refrigerant stops before complete, refer to Unsuccessful Transfer