TM 11520238T1
426
43
DEICE INTERACTIVE FD/LS CHECK (cont)
43
TASK
RESULT
NOTE
If FD/LS check is to be followed by an
operational check, omit step 3.
3. Shutdown APU
(para 34).
FD/LS NOGO
DISPLAY
CORRECTIVE ACTION
CANOPY TEMP
CONTROLLER
NOGO CPG
COMPARTMENT
Troubleshoot wiring to isolate
fault (TM 1-1520-238-T-8). If
troubleshooting does not
remove NOGO, replace
electronic control box
(canopy temperature
controller)
(TM 1-1520-238-23).
CANOPY TEMP
SENSOR NOGO CPG
FR WINDSHIELD
Troubleshoot wiring to isolate
fault (TM 1-1520-238-T-8). If
troubleshooting does not
remove NOGO, replace
canopy temp sensor
(TM 1-1520-238-23).
CAUTION
When ambient air temperature is above 25C
(77F), do not perform rotor blades deice
checks for periods longer than 10minute
intervals. Failure to comply with this
precaution could cause damage to aircraft
components.