
Service and Maintenance for Mortise Locks
W Series Service Manual 4–23
Task H. To reinstall the core (EEL and EEU only):
1. Insert the control key into the core and rotate the key 15 degrees to
the right.
2. With the control key in the core, insert the core into the cylinder.
Note: If the core does not insert easily into the cylinder, loosen the
escutcheon screws and reposition the outside escutcheon. When
the core is inserted fully, retighten the escutcheon screws.
3. Rotate the control key 15 degrees to the left and withdraw the key.
Caution
The control key can be used to remove cores and to access doors.
Provide adequate security for the control key.
Figure 4.24 Reinstalling the core
Control key
Core
Outside of door
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