Here is a preview of what you will find on the attached document for Fujitsu mini split AMUG air handlers with electric heat. Please download and refer to it for more information. Thanks

Pre-Setup

1. Dip Switch: Set SW101 #3 to ON (or OFF if no heater kit).
2. Battery Backup: Turn dip switch on the back of the control to ON.

Function Settings

1. Enter Function Mode: Menu Key > Maintenance > Function Setting. Password: 0000.

2. Temperature Sensing:

   • Function 42: Set value 01 (indoor unit + wired controller).
   • Function 48: Set value 01 (wired controller only).
   • Enable RC Sensor to "Use".

3. Fan Control: Function 49: Set value 02 (fan on/off by wired controller).

Auxiliary Strip Heat Control

1. Outdoor Temperature Control:

   • Function 61: Set value 03 or 05.
   • Function 66: Set outdoor temp for strip heat only.
   • Function 67: Set outdoor temp for heat pump only.

2. Rapid Set Back Recovery: Function 62: Refer to Table 62.

3. Cold Climate Strip Heat Only: Function 66: Refer to Table 66.

4. Strip Heat Lock Out: Function 67: Refer to Table 67.

Additional Settings

1. Performance Override: Function 71: Set values 00 – 99.

2. Emergency Heat Control:

   • Function 72: Set value 01 (fault code).
   • Function 73: Set value 01 (wired controller).

3. Defrost Comfort Setting:

   • Function 75: Set value 01 (strip heater during defrost).
   • Function 93: Refer to Table 93 (adjust CFM).

Final Steps

• Return to the home screen and cycle power at the outdoor unit to save settings.