Bobcat S70 D5521 Error Code
D5521 Error Code
SwashPlate Sensor1 OORH is the main cause of D5521 error.D5521 vehicle requires its own specific maintenance regime to stay at peak efficiency, especially heavy duty construction vehicles like dump trucks. If you want to improve your return on investment and extend the life of your dump trucks, giving them the care and service they require is paramount.
Tip For S70 Model
This machine is factory equipped with a spark
arrester exhaust system.
The spark arrester muffler, if equipped, must be
cleaned to keep it in working condition. The spark
arrester muffler must be serviced by dumping the
spark chamber every 100 hours of operation.
On some models, the turbocharger functions as the
spark arrester and must operate correctly for proper
spark arrester function.