TM 1–1520–238–T–1
Change 5
4–25
4–3
DE–ICE – INTERACTIVE FD/LS CHECK (cont)
4–3
TASK
RESULT
j. On DEK, press and
release ENTER
SPACE key (ADC).
On CDU, press and
release SPC key
If NO–GOs were not
displayed, then the following
appears:
DE–ICE SYSTEM GO ANY
KEY FOR FDLS MENUS
(ADD).
If one or more FD/LS
NO–GO displays listed
appear on HOD, perform the
following:
(1) Shutdown APU
(para 3–4).
(2) Perform CORRECTIVE
ACTION indicated for first
NO–GO displayed on
HOD.
(3) Start APU (para 3–3).
(4) On DEK, rotate DATA
ENTRY switch to STBY
for 5 seconds, then back
to FD/LS (ADC).
(5) Repeat FD/LS check
beginning with step b. If
NO–GO repeats after
CORRECTIVE ACTION,
refer to applicable
UTILITY SYSTEM –
OPERATIONAL CHECK
(TM 1-1520-238-T-8).
k. On pilot ANTI ICE
panel, set BLADE
ON/OFF/TEST
switch to OFF.
NOTE
Record all NO–GOs before rotating DATA
ENTRY switch to STBY (ADC).
l. On DEK, rotate
DATA ENTRY switch
to STBY (ADC).
