Malfunction Details - Continued
Table 7-16.
Indications presented
Required
Ref
to instructor/operator
Aircraft indications
Corrective
malfunction
number
and related effects
action
and trainee
FUEL QTY
22123
Noncorrectable
Instructor:
FUEL QTY UNBAL
Unbalanced fuel burning
UNBAL
in forward tank after 30
appears on CRT.
minutes operation (depend-
ing on when malfunction is
Trainee : FUEL LOU light il-
inserted).
luminates on pilot and CPG
caution panels. Fuel quanti-
ty gages reflect fuel status.
FUEL
FUEL CROSSFEED switch has
Noncorrectable
22124
Instructor:
FUEL CROSSFEED
CROSSFEED
no control over position
appears on CRT.
of crossfeed valve.
Trainee : Fuel quantity indi-
cators show fuel depletion
from appropriate tank based
on position prior to inser-
tion of malfunction.
FUEL
22125
Unsuccessful fuel use.
Noncorrectable
Instructor : FUEL CONTAMINATE
CONTAMINATE
appears on CRT.
Trainee : FUEL BYP ENG 1
light illuminates. followed
30 seconds later by FUEL BYP
ENG 2. Engine power may
fluctuate.
#l FUEL FTR
Noncorrectable
Instructor: #l FUEL FTR CLOG
22126
Engine 1 fuel filter be-
comes clogged and is by-
appears on CRT.
CLOG
passed.
Trainee: Fuel bypass ENG 1
light illuminates.
