Bobcat TL3870 B1191-12 Error Code
B1191-12 Error Code
Front Work Light 2 - Circuit Short to Battery is the main cause of B1191-12 error.To solve B1191-12 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 TL3870 Model
When a WARNING condition exists; the associated icon
light is ON and the alarm sounds 3 beeps. If this
condition is allowed to continue, there may be damage to
the engine or hydraulic systems.
When a SHUTDOWN condition exists; the associated
icon light is ON and the alarm sounds continuously. The
monitoring system will automatically stop the engine in
15 seconds. The engine can be restarted to move or
relocate the excavator.
The SHUTDOWN feature is associated with the following
icons:
General Warning
Engine Malfunction
Engine Coolant Temperature