BEST ACCESS SYSTEMS 34HW, Service Manual, Page: 64 / 228

Service and Maintenance for Mortise Locks
4–10 W Series Service Manual
Task E. To remove the mortise case faceplate and cylinder:
Note: Only EEL and EEU function locks have a cylinder.
1. Unscrew the two faceplate screws and remove the faceplate from
the mortise case. Save the screws.
2. Loosen the cylinder clamp screw, located inside the mortise case.
3. Turn the cylinder counterclockwise until you can remove it.
Figure 4.9 Removing the mortise case faceplate and cylinder
Outside of door
Concealed
cylinder
Cylinder clamp screw
(inside mortise case)
Mortise case faceplate