Carrier 33tbac01 Installation: Manual Top

Before starting, ensure all power to the HVAC equipment is turned at the circuit breaker to prevent electrical shock.

: Press and hold specific buttons (usually FAN and UP simultaneously) until the LCD displays a configuration option (like "01"). carrier 33tbac01 installation manual top

| Switch | Setting 1 (Up/Off) | Setting 2 (Down/On) | What it changes | | :--- | :--- | :--- | :--- | | | Electric Heat | Gas/Oil Heat | Fan behavior (Gas delays fan start) | | SW2 | Standard Heat Pump | Conventional AC | Reversing valve logic (O vs B) | | SW3 | 2-pipe System | 4-pipe System | Valve control logic | | SW4 | Celsius (°C) | Fahrenheit (°F) | Display units | | SW5 | Standard (3 cycles/hr) | Comfort (6 cycles/hr) | Compressor cycling rate | | SW6 | Backlight Off | Backlight On | LCD illumination | | SW7 | Auto Fan disabled | Auto Fan enabled | Fan runs with heat/cool demand | | SW8 | 5 min compressor delay | 0 min delay | Anti-short cycle protection | Before starting, ensure all power to the HVAC