Okuma Alarm-C 3706 Spindle lube pressure
Spindle lubrication oil pressure has dropped and stays at the low level for more than 2[s].
The pressure is not checked for 8[s] after the reset of the control.
Code
None->Spindle lube oil level lower limit switch kept OFF for 2[s] or longer.
1->2nd Spindle lube oil level lower limit switch kept OFF for 2[s] or longer.
2->M-Spindle lube oil level lower limit switch kept OFF for 2[s] or longer.
Probable Faulty Locations
1)Defective spindle lubrication pump, or low oil level
2)Defective pressure switch