6. IAT/MAN switch Engage and track target. If
tracker enters stop mode, press IAT/MAN switch
to select MAN. Repeat step.
The TADS turret will begin oscillating (roll-
ing) around the target; when the boresight
menu appears, the alignment is complete.
7. IAT OFF.
8. FOV As required.
9. TADS As required.
L. HARS SELF TEST.
The helicopter must not move during
HARS self test. Any movement will result
in an invalid self test.
The HARS self test can be used only with
HARS units having part numbers
86-9415-5 and above.
The HARS self test should be performed
on the ground with APU power only.
1. FCC/MUX switch ON.
2. MUX switch PRI.
3. SYSTEM FC SYM GEN switch FC SYM GEN.
If the DEK is in the FD/LS
position when the HARS alignment is initi-
ated, the heading tape will not appear; set
DEK switch to STBY.