
Service and Maintenance for Cylindrical Locks
W Series Service Manual 5–5
3. Disconnect the reader wire harness from the control electronics
circuit board.
4. Remove the outside escutcheon from the door.
Caution
When removing the outside escutcheon, make sure that the reader
wire harness is not rubbed across any sharp edges or over any
surface that could damage its sleeving or wire insulation.
Figure 5.5 Loosening the escutcheon and disconnecting the connections
Inside of door
Reader wire harness
connector
Sensor wires and
solenoid wire
Inside escutcheon
Large opening
Sensor and solenoid
wire harness
Control electronics
circuit board
Figure 5.6 Removing the outside escutcheon from the door
Reader wire harness
connector
Outside escutcheon
Outside of door
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