Table 7-16.
Malfunction Details - Continued
Indications presented
Aircraft indications
Required
Ref
Corrective
to instructor/operator
malfunction
number
and related effects
act ion
and trainee
#2 ECU HI
Engine 2 ECU power turbine
22319
Noncorrectable
Instructor: #2 ECU HI
reference speed goes to
appears on CRT.
104.5 (2)%.
Trainee: If engine 2 is op-
erating independently. en-
gine 2 power turbine and main
rotor speed increases to 104
(2)%. HIGH RPM ROTOR and
MASTER CAUTION lights illu-
minate. If both engines are
operating, engine 2 power
turbine speed increases to
104 (2)%. and main rotor
speed increases to 102 (+2)%.
#l ECU LO
22320
Engine 1 ECU power turbine
Noncorrectable
Instructor: #1 ECU LOU
reference speed goes to
appears on CRT.
90 (+2)%.
Trainee: If engine 1 is op-
erating independently, en-
gine 1 power turbine and main
rotor speed decreases to 90
(2)%. LOW RPM MOTOR and
MASTER CAUTION lights illu-
minate. If both engines are
operating. engine 1 power
turbine speed decreases to
90 (+2)%, but main rotor
speed remains at 100 (2)%.
