
Service and Maintenance for Mortise Locks
4–4 W Series Service Manual
Task B. To remove the inside and outside levers/knobs:
1. Remove the set screw cap and use a 1/8″ Allen wrench to remove
the set screw from the inside lever/knob.
2. Remove the inside lever/knob, then the outside lever/knob and
spindle assembly from the door.
Figure 4.2 Removing the knobs
Figure 4.3 Removing the levers
Spindle
Set screw
Set screw cap
Outside of door Inside of door
Spindle
Set screw
Outside of door
Inside of door
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