TM 55-1520-240-23-10
16-102
INSTALL POWER DISTRIBUTION PANEL (PDP) EXTENSION BOX AND CIRCUIT
BREAKERS
16-102
INITIAL SETUP
Applicable Configurations:
All
Tools:
Electrical Repairer’s Tool Kit, NSN 5180-00-323-4915
Materials:
None
Personnel Required:
Aircraft Electrician
References:
TM 55-1520-240-23
TM 55-1520-240-23P
TM 55-1520-240-T
NOTE
No. 2 PDP extension box shown.
Procedure is similar to remove
extension box and circuit breakers
from No. 1 PDP.
1.
Feed the harness (17) into the extension box
(18). Position the extension box on top of the
PDP (24) and align the mounting holes for the
attaching hardware.
2.
Install the five screws (19), washers (20), and
nuts (21) to attach the extension box (18) to the
PDP (24).
3.
Install the five screws (22) and washers (23)
that fasten the extension box (18) to the back
structure.
4.
Install circuit breakers (7) and secure with nuts
(6).
5.
Connect wires (3) to the circuit breakers (7)
with screws (4) and washers (5) (Refer to TM
55-1520-240-T). Remove tags.
6.
Clamp harness (17) to back of extension box
(18) using screws (10), washers (11), and clamp
(12). Clamp harness to side of box using screw
(13), clamp (16), washer (14), and nut (15).
7.
Secure door (2) to the extension box (18) with
eight fasteners (1).
8.
Secure door (9) to PDP (24) with six fasteners
(8).
9.
If No. 1 extension box is being replaced, install
bulb stowage box.
10.
Perform operational check of system. Refer to
TM 55-1520-240-T.
FOLLOW-ON MAINTENANCE:
As Required
END OF TASK
16-357
