TM 1-1510-224-MTF
G5.
Parking brake will not hold.
a. Air in brake hydraulic system.
b. Defective parking brake valve.
c. PARKING BRAKE control out of adjustment.
G6.
Brakes grab.
a. Stones or foreign matter locking brake disc.
b. Warped or bent disc.
G7.
Brakes drag.
Packing nut or threaded bushing too loose.
G8.
Brakes weak.
Packing nut or threaded bushing too tight.
TROUBLESHOOTING GUIDE H - FLIGHT CONTROLS
CONDITION
PROBABLE CAUSE
For complete troubleshooting of autopilot system, refer to Honeywell
maintenance manual P/N A15-1146-059.
TROUBLESHOOTING GUIDE I - NOT APPLICABLE
CONDITION
PROBABLE CAUSE
TROUBLESHOOTING GUIDE J - VIBRATIONS
CONDITION
PROBABLE CAUSE
J1.
Engine vibration.
a. Propeller damaged or blade angle slipped.
b. Loose engine mounting bracket bolts.
c. Compressor damaged.
d. Turbine damaged.
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