DOB 1300-1556 | X3-45 Commuter PA-1648 Maintenance Manual Section 06 revised release October 2021
provide soft, indirect cabin lighting and overhead
compartment interior lighting.
More powerful lighting is provided by LED strips
located under the overhead compartments,
close to the windows. 24 volt power is available
for this lighting. In order to save batteries during
extended periods, a battery charger can be
connected prior use.
Moreover, adjustable reading lamps are installed
under the overhead compartments for
passenger accommodation.
FIGURE 84: OVERHEAD COMPARTMENT LIGHTING
16.4.1 LED Indirect Lighting / Overhead
compartment Interior Lighting
1. Open the overhead compartment access
door.
2. Using a Phillips head screwdriver, unscrew
and remove the existing LED strip (FIGURE
85).
3. Install a new LED strip as a complete unit.
FIGURE 85: LED INDIRECT LIGHTING IN OVERHEAD
COMPARTMENT
16.4.2 LED Direct Lighting
1. Start by pulling out the corner of the lens
then delicately peeling it out of its seat.
2. Unscrew and remove the LED strip
assembly (4 Phillips screws).
3. Install a new LED strip assembly.
4. Replace the screen lens by first inserting
one side in the seat, then push the other
side in and snap it in place by running it in
from one corner to the next.
FIGURE 86: LED DIRECT LIGHTING AND LENS
16.4.3 Removal and Replacement of
Reading Lamp Bulb
1. Engage the tool (#830164) over the lamp
and turn one quarter turn counterclockwise.
Then, remove the tool slowly.
2. Pull the bulb socket off the reading lamp
unit.
3. Push and turn bulb counterclockwise, then
pull it out of the socket.
4. Install new bulb in the socket, then push and
turn clockwise to lock bulb in position.
5. Push the bulb socket in the reading lamp
unit.