Bobcat TL2660 28-03 Error Code
28-03 Error Code
Diverter Solenoid Error Off is the main cause of 28-03 error.To solve 28-03 locate and open the low-pressure valve, then attach the refrigerant to the valve and charge from there. Ensure you use the right refrigerant type and amount, as specified by a manufacturer. It is possible to overcharge the AC, so consider seeking help from a mechanic.
Tip For TL2660 Model
It is recommended in cold weather to cycle the glow plugs twice before attempting to start the engine. This will allow for additional heating time for cold weather starting.