TM 1-1520-238-23
10-574
Change 2
10.135.
FUEL QUANTITY INDICATOR TEST (TF 579) SET INSTALLATION/REMOVAL – continued
10.135.5. Installation
a. Detach helicopter wiring harness connector
P937 (29) from receptacle (A308)J1 (30) on
signal conditioner (31).
b. Attach harness adapter connector J1 (32) to
connector P937 (29).
c. Attach adapter connector P1 (33) to recep-
tacle (A308)J1 (30).
d. On pilot center circuit breaker panel, close
ENG INST circuit breaker.
e. On CPG circuit breaker panel No. 1, close ENG
INST circuit breaker.
f. Perform fuel quantity indication/transfer
maintenance
operational
check
(TM 1-1520-238-T).
10.135.6. Removal
a. Set test set power switch (1) to OFF.
b. Remove external electrical power from heli-
copter (para 1.70).
d. Disconnect cable (4) and test cable (2) from
test set (6).
c. Disconnect cable (4) from receptacle (7).
GO TO NEXT PAGE
M04-3075-18
29
30
31
M04-3075-19
32
29
(ACCESS L40)
33
6
4
1
2
M04-3075-37
7
4
M04-3075-24
