Table 7-16.
Malfunction Details - Continued
Indications presented
Corrective
Ref
Aircraft indications
Required
to instructor/operator
action
malfunction
number
and related effects
and trainee
Noncorrectable
UTIL HYD
22626
Utility hydraulic filter
Instructor: UTIL HYD FILTER
FILTER
is clogged.
appears on CRT.
Trainee: OIL BYP UTIL HYD
and MASTER CAUTION lights
illuminate.
UTIL ACCUM
22627
Utility accumulator
Noncorrectable
Instructor: UTIL ACCUM PRESS
PRESS
pressure falls to zero.
appears on CRT.
Trainee : UTIL ACC pressure
gage falls to zero. APU
does not start. Emergency
hydraulic switch and asso-
ciated functions do not
operate. Rotor brake does
not function and, if pre-
viously locked, unlocks.
LEFT BRAKE
22628
Hydraulic connection to
Noncorrectable
Instructor: LEFT BRAKE
left brake diverted.
appears on CRT.
Trainee: Left toe brake
does not increase friction
on left wheel and is inef-
fective in bringing aircraft
to a stop.
