TM 1-5855-265-20
3-4
3-2. PREMAINTENANCE PROCEDURES (cont)
c. Set brake release power supply assembly
(5) POWER switch (6) to OFF.
NOTE
If TEST lamp lights, even if only dimly,
batteries are considered to be charged and do
not require charging.
d. Press TEST switch (7). Observe TEST light
(8) is lit. If the TEST light (8) is not lit,
replace the brake release power supply
assembly (5).
e. Connect P2 (9) of cable (10) to J1 (2) of
AIA.
f. Connect P1 (11) of cable (10) to J4 (4) of
AIA.
g. Connect P3 (12) of cable (10) to J1 (13) of
brake release power supply assembly (5).
h. Set POWER switch (6) to ON.
i. Go to step 4 below.
2. Have battery connected (TM 1-1520-238-23).
3. Close MAINT LT circuit breaker (TM 1-1520-
238-23).
4. Access pilot station (TM 1-1520-238-23).
5. Open MISSION PNVS AC (14) and MISSION
PNVS DC (15) circuit breakers.
6. Proceed with maintenance task.
END OF TASK
FORWARD CIRCUIT BREAKER PANEL
PILOT STATION
100A-002A
15
14
