A. Turn the adjusting device (3) counterclockwise to release it and remove it from the reading light (2).
 Subtask 23-73-64-410-051
 B. Close Access
 (1)
 Install the lens (1) to the reading light (2).

 (2)
 Make sure that the work area is clean and clear of tool(s) and other items.

 1EFF : ALL 1 23-73-64Page 419 1 1 Aug 01/04 1 1 1CES 1 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299,

 Subtask 23-73-64-869-050
 C. On the FWD Attendant Panel 120RH push the pushbutton switches MAIN OFF and POWER READ.

R **ON A/C 106-149, 301-399, 401-499,
 Subtask 23-73-64-869-050-A
 C. Put the aircraft back to its initial configuration.
 (1)
 On the FWD Attendant Panel 120RH push the pushbutton switch LIGHTS MAIN ON/OFF to the OFF position.

 (2)
 On the CABIN LIGHTING page of the FWD Attendant Panel 120RH activate the R/L SET button.

 **ON A/C ALL
 Subtask 23-73-64-862-052
 D. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
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