TM-55-1510-219-MTF Army RC-12D Aircraft Manual

SECTION I. INTRODUCTION - TM-55-1510-219-MTF_7
4. Special Instructions.
h.   Maintenance   Test   Flight   Check   Sheet.
SECTION II. MAINTENANCE TEST FLIGHT CHECKLIST - TM-55-1510-219-MTF_10
d.   Fuel   control   panel
Fuel quantity indicators
f.   Pitot   tubes   (2),   stall   warning   vane, heated fuel vents (2), and TAS temperature probe
k.   Parachutes   -   Check
INTERIOR CHECK - TM-55-1510-219-MTF_15
(4) Carrier rod
BEFORE STARTING ENGINES - TM-55-1510-219-MTF_17
7. Fuel panel switches
11. Pedestal controls
16. Copilots' instrument panel
18.   Copilot's   subpanel
24. Annunciator panels
FIRST ENGINE START (BATTERY START) - TM-55-1510-219-MTF_23
2. Strobe beacon lights switch
SECOND ENGINE START (BATTERY START) - TM-55-1510-219-MTF_25
ABORT START - TM-55-1510-219-MTF_26
ENGINE CLEARING - TM-55-1510-219-MTF_27
SECOND ENGINE START (GPU CONNECTED) - TM-55-1510-219-MTF_28
BEFORE TAXIING - TM-55-1510-219-MTF_29
Verify airflow
a.     Pilot's     and     copilot's     PITCH     TRIM switches
g.   AIL   HI   TORQUE   test   switch   -TEST.
The AP TRIM FAIL annunciator
DURING TAXIING - TM-55-1510-219-MTF_34
ENGINE RUNUP - TM-55-1510-219-MTF_35
5. Engine acceleration
9. Pneumatic pressure
10. Pressurization system
11. Generators and regulators
13. Autofeather system
14. Propeller overspeed governors
16. Auto-ignition system
19. Ice vanes
LINE UP - TM-55-1510-219-MTF_44
DURING TAKEOFF - TM-55-1510-219-MTF_45
AFTER TAKEOFF - TM-55-1510-219-MTF_46
DURING CLIMB - TM-55-1510-219-MTF_47
4. Surface deicing system
7.    Waveguide    pressurization
10.    Cabin    and    cockpit    ventilation    system
12. Air conditioning cold operation
2. Engine instrument indications
10. Speed check at maximum cruise power
d. #1 and #2 ice vane switches
14.   Trim   and   rigging
LOW SPEED SYSTEMS CHECK - TM-55-1510-219-MTF_56
3. Stall speed, stall warning, and stall characteristics   (gear   and   flaps   down, power off)
5. Flap operation - Check
6. Minimum elevator trim - Check
10. Propeller feathering - Check
g. Engine restart.
11. Propeller autofeathering   system F14,15 and    propeller    unfeathering
g. Engine cleanup
12. Landing gear warning horn - Check
13. Landing gear normal operation
DESCENT AND LOW LEVEL CRUISE - TM-55-1510-219-MTF_66
2. Elevator trim
DESCENT-ARRIVAL - TM-55-1510-219-MTF_68
LANDING - TM-55-1510-219-MTF_69
GO-AROUND - TM-55-1510-219-MTF_70
ENGINE SHUTDOWN - TM-55-1510-219-MTF_71
BEFORE LEAVING AIRCRAFT - TM-55-1510-219-MTF_72
9. Walk-around inspection - Com- E8-10,24 plete
10. Aircraft forms - Complete.
SECTION III. TROUBLESHOOTING - TM-55-1510-219-MTF_75
A5. Engine fails to light up
e. Defective ignition cable.
TROUBLESHOOTING GUIDE B - INSTRUMENTS - TM-55-1510-219-MTF_78
B7. Fuel quantity gauge pegs down scale against stop.
B10. Turbine gas temperature indicator inoperative or indicates inaccurately.
TROUBLESHOOTING GUIDE C - ELECTRICAL - TM-55-1510-219-MTF_81
C7. No power indicated with battery master switch ON
C12. External power fails to energize aircraft.
C16. Landing gear circuit breaker trips.
C21. All landing gear position indicators and switches inoperative.
C29. Landing gear fails to retract.
C36. Stall warning system inoperative.
C43. Standby fuel pump inoperative
C50. Ventilation blower will not run
C56. Propeller deicer inoperative
TROUBLESHOOTING GUIDE D - ANNUNCIATOR PANEL - TM-55-1510-219-MTF_91
TROUBLESHOOTING GUIDE E - POWER PLANT - TM-55-1510-219-MTF_92
E6. Fluctuating engine oil pressure - TM-55-1510-219-MTF_93
E11. Failure of engine to decelerate
E16. Flame out
E19. Maximum operating TGT has been exceeded.
E23. Fluctuating TGT, gas generator speed, and fuel flow.
TROUBLESHOOTING GUIDE F - PROPELLERS - TM-55-1510-219-MTF_98
F6. One autofeather arm light illuminates when power setting is less than 90 percent NI (AUTOFEATHER switch in ARM position)
F14. Propeller slow to feather or unfeather.
F18. Propeller surges.
TROUBLESHOOTING GUIDE G - HYDRAULIC - TM-55-1510-219-MTF_102
TROUBLESHOOTING GUIDE H - FLIGHTCONTROLS
TROUBLESHOOTING GUIDE J - VIBRATIONS - TM-55-1510-219-MTF_105
TROUBLESHOOTING GUIDE K - COMMUNICATION/NAVIGATION EQUIPMENT - TM-55-1510-219-MTF_106
K8. Cannot establish VHF two-way communications.
K14. Marker beacon indicator light does not illuminate. - TM-55-1510-219-MTF_108
K20. ADF radio set inoperative. - TM-55-1510-219-MTF_109
K28. VOR receiver inoperative. - TM-55-1510-219-MTF_110
K32. Radar antenna does not scan.
K40. Radar range does not vary when RANGE switch is changed to various positions.
SECTION IV. SPECIAL PROCEDURES - TM-55-1510-219-MTF_113
B. TRIM AND RIGGING
TM-55-1510-219-MTF_115
D. SPEED CHECK AT MAXIMUM CRUISE POWER.
Maximum Cruise Speed/ Engine Acceptance chart
E. ENGINE ACCEPTANCE AT MAXIMUM CRUISE POWER.
F. AVIONICS FLIGHT CHECKS
f. Check autopilot VOR/ILS operation
Satisfactory performance shall be demonstrated
(2) INSERT/ADVANCE key - Depress
c. Ground track angle and ground speed
PROCEDURE TROUBLESHOOTING REFERENCE - TM-55-1510-219-MTF_125
f. Latitude and longitude position - TM-55-1510-219-MTF_126
h.   Magnetic variation
j. Distance to any TACAN station
k. Wind Speed and direction
l. UTM Position - Check
m. UTM Inertial Position
n. Leg Switching
o.    Automatic Leg Switching
b. Receiver and transmitter facilities
c. Receiver/transmitter selectors - TM-55-1510-219-MTF_135
7. UHF radio set - Check
9. HF radio set - Check
e. Frequency accuracy - Check
10.    ADF radio set - Check
j. Mode selector switch
11. Marker beacon/glideslope receiver
12. VOR receiver - Check
PROCEDURE TROUBLESHOOTING REFERENCE - TM-55-1510-219-MTF_143
13. TACAN - Check
k. TACAN range test
14.    Transponder set - Check
16.    Radar set - Check
c. Test procedure
The pitch and roll output levels from the vertical gyro
(9) If the terrain band shifts
(11)   If the differences between steps
(12)    Ground mapping operating procedure
SECTION V. CHARTS AND FORMS
Figure 1. Rudder Boost Actuation Factors - TM-55-1510-219-MTF_154
Figure 2. Propeller Low Pitch Stop - TM-55-1510-219-MTF_155
Figure 3. Stall Speeds - TM-55-1510-219-MTF_156
Figure 4. Autofeather Time - TM-55-1510-219-MTF_157
Figure 5. Airspeeds For Vmo Dive
Figure 6. Maximum Cruise Speed / Engine Acceptance

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