Malfunction Details - Continued
Table 7-16.
Indications presented
Corrective
to instructor/operator
Aircraft indications
Required
Ref
action
and trainee
and related effects
malfunction
number
Noncorrectable
Instructor: FUEL BOOST PUMP
Boost pump fails to
FUEL BOOST
22120
appears on CRT.
PUMP
pressurize.
Trainee: If boost pump was
operating prior to insertion
of this malfunction, BOOST
PHP ON light extinguishes.
Engines 1 and 2 startups are
not possible.
FUEL XFER
22121
FUEL TRANSFER switch has
Noncorrectable
Instructor: FUEL XFER PUMP
appears on CRT.
no control over transfer
pump.
Trainee: Fuel quantity indi-
cators show fuel tank deple-
tion/gain based on position
of TRANSFER switch prior to
insertion of malfunction.
TASK SELECT switch must be
used for fuel management.
Noncorrectable
Instructor: PLT FUEL QTY IND
22122
Pilot fuel quantity
PLT FUEL
indicator fails.
appears on CRT.
QTY IND
Trainee: Pilot fuel quan-
tity indicator (aft) fails
and remains in last position.
