Nexen FMCBE-70-14 801360 - Manual (Page 14)

(8) FORM NO. L-20365-A-0699
TROUBLESHOOTING
SYMPTOM PROBABLE CAUSE SOLUTION
Failure to engage.
Air not getting to the FMCBE due to a
control valve malfunction. Check for a control valve malfunction or
low air pressure and replace the control
valve if necessary.
Lack of lubrication on Stub Shaft Spline. Lubricate Stub Shaft spline.
Air leaks around the O-ring Seals. Replace the O-ring Seals.
Failure to disengage.
Unexhausted air due to a control valve
malfunction. Check for a control valve malfunction and
replace the control valve if necessary.
Lack of lubrication on Stub Shaft Spline. Lubricate Stub Shaft spline.
Loss of torque.
Air leaks around the O-ring Seals. Replace the O-ring Seals.
Worn or dirty Friction Facings. Replace the Friction Facings.