9
FORM NO. L-20017-D-0814
Symptom
Probable Cause
Solution
Failure to engage
Air not being exhausted due to a control valve malfunc-
tion.
Replace the control valve.
Broken compression spring
Replace the compression springs.
Internal contamination or corrosion.
Align the exhaust port to the six-o'clock down position to allow
condensation to drain out of the exhaust port.
Failure to disengage
Los or lack of air pressure.
Check for control valve malfunction and replace it if necessary.
Check for air leaks in the air lines and around the o-ring seals.
Replace the air lines or o-ring seals if necessary.
Internal contamination or corrosion.
Align the exhaust port to the six-o'clock down position to allow
condensation to drain out of the exhaust port.
Loss of torque
Worn or dirty Facings.
Replace Friction Facings.
TROUBLESHOOTING
U-cup Seal (5)
Friction
Facing (1)
Piston (3)
Flat Washer (14)
Hex Nut (10)
Lock Washer (9)
"T" Support (12)
Pin (4)
Spacer (13)
O-ring Seal (15)
Cylinder (2)
Cap
Screw (8)
Breather (18)
Spring (11)
Flat Screw (17)
FIGURE 8
