SECTION I. INTRODUCTION - TM-55-1510-215-MTF_5
3. General Information
e. References.
SECTION II. MAINTENANCE TEST FLIGHT CHECKLIST - TM-55-1510-215-MTF_8
4. Special pre-flight check
f. Windshield anti-ice operation
INTERIOR CHECK - TM-55-1510-215-MTF_11
BEFORE STARTING ENGINES - TM-55-1510-215-MTF_12
5. Free air temperature gage
12. Trim tabs - Check
24. INS/GYRO switch
37. Vent blower-
STARTING ENGINES (BATTERY/GPU)
4. Engines
5. Second engine
ABORT START - TM-55-1510-215-MTF_20
TAXIING - TM-55-1510-215-MTF_21
3. Parking brake
6. Flaps - Check
12. Propeller autofeather system
13. Overspeed governor
18. Engine acceleration - Check
20. Propeller reversing - Check
21. Condition levers
24. Condition levers
30. Radar altimeter (KRA 405)
2. Auxiliary fuel pumps
LINE UP - TM-55-1510-215-MTF_32
DURING TAKEOFF - TM-55-1510-215-MTF_33
DURING CLIMB - TM-55-1510-215-MTF_34
3. Vertical speed indicators
5. Propeller deicer- Check
LOW SPEED SYSTEMS CHECK - TM-55-1510-215-MTF_37
2. Stall characteristics (dirty) - Check
4. Stall speed and stall warning (dirty) - Check
5. Flap operation - Check
6. Carbon monoxide - Check
f. Engine restart
10. Propeller autofeathering system and F7-12, propeller unfeathering
d. Propellers
(8) N1 (live engine)
DESCENT AND LOW LEVEL CRUISE - TM-55-1510-215-MTF_46
2. Attitude indicators - Check
3. Directional gyros
5. Landing gear warning horn and silence button
DURING CRUISE
6. Engine ice vanes
12 Audio control panel (C-10414/ ARC) and interphone system
b. Receiver and transmitter facilities
13. UHF command set (AN/ARC-164)
b. RADIO MON selector switch (audio control panel)
m. ECCM operation.
14. VHF command radio set (KTR- 908)
15. HF radio set (AN/ARC-199)
16. HF voice security mode (TSEC/ KY-75)
17. FM liaison set (AN/ARC-201(V) or AN/ARC-186(V))
f. Frequency - Select test
18. UHF/FM voice security sets (TSEC/KY-58) - Check
c. Register/zeroize switch - Select
19. Gyromagnetic compass sets (KCS 305 and KCS 55A) - Check
21. VHF Navigation set (KNR 634) - Check
c. HSI's/RMI's
j. VOR range test
22. Transponder (XPDR 2) set (AN/APX-100 and AAU-32A)
24. Radar set APN-215(V)
c. Test procedure - TM-55-1510-215-MTF_70
d. Antenna stabilization check
(7) Pattern observed
(9) If the terrain band shifts
(11) The differences between steps
e. NAV switch
25. TACAN radio set (AN/ARN- 136(V))
b. Channel selector
h. COURSE select knob (HSI)
DESCENT-ARRIVAL CHECK
LANDING - TM-55-1510-215-MTF_80
GO AROUND
ENGINE SHUTDOWN - TM-55-1510-215-MTF_82
BEFORE LEAVING AIRCRAFT - TM-55-1510-215-MTF_83
SECTION III. TROUBLESHOOTING - TM-55-1510-215-MTF_84
A3. Engine slow to start or does not start
A6. Engine fails or is slow to accelerate to idle N1 speed.
TROUBLESHOOTING GUIDE B- INSTRUMENTS
B5. Turn-and-slip indicator inoperative or erratic (pilot's)
B10. KCI 310 does not display proper attitude (INS selected).
B14. Fuel quantity gage pegs down scale against stop.
TROUBLESHOOTING GUIDE C - ELECTRICAL - TM-55-1510-215-MTF_91
C3. Low generator output
C9. Apparent loss of battery capacity
C13. Landing gear will not retract or lower.
C17. Landing gear operation noisy.
C22. Landing gear silencer button fails to silence warning horn.
C26. Landing gear handle light inoperative.
C30. Stall warning system inoperative. (Battery switch either position.)
C35. More than one inverter inoperative
C40. Pneumatic surface deicer system inoperative
C47. Ventilation blower will not run
C53. Propeller deicer inoperative
TROUBLESHOOTING GUIDE D - CAUTION PANEL - TM-55-1510-215-MTF_103
TROUBLESHOOTING GUIDE E - POWER PLANT - TM-55-1510-215-MTF_104
E9. High engine oil pressure
E13. Oil leak from compressor inlet
E17. Gas generator overspeed.
E22. Low power output.
E26. Fluctuating torque indication
E28. Fluctuating ITT.
E31. Fuel leaking overboard.
TROUBLESHOOTING GUIDE F- PROPELLERS
F5. Annunciator panel secondary stop lights illuminate during normal propeller reversing
F10. Neither autofeather arm light illuminates when power levers are advanced
F17. Propeller slow to feather
TROUBLESHOOTING GUIDE G - HYDRAULIC CONDITION - TM-55-1510-215-MTF_116
G7. Brakes drag
TROUBLESHOOTING GUIDE H-FLIGHT CONTROLS
H7. V-bar commands not displayed on flight director-indicator
TROUBLESHOOTING GUIDE J- VIBRATIONS
TROUBLESHOOTING GUIDE K-COMMUNICATION/NAVIGATION EQUIPMENT
K6. UHF Guard receiver noise not audible
K11. HF communications loud and clear at one power setting but not at others
K16. Cannot establish FM two way communication
K22. ADF radio set inoperative.
K28. Lateral deviation indicator on one HSI does not deflect properly
K35. Radar inoperative
K37. No display on radar control-indicator
K44. Radar range does not vary when RANGE switch is changed to various positions
K49. Pilot's or copilot's HSI does not display TACAN data
K54. MLS/DME annunciator does not come on when MLS selected on HSI select switch panel or will not rese
K59. FMS cannot be displayed on color radar
SECTION IV. SPECIAL PROCEDURES - TM-55-1510-215-MTF_134
(4) Enter log FAT line
C. Autopilot System Check (KFC 250)
(8) Manual electric trim system - Check
(9) Flight director (FD) switch
(20) Roll test switch (control pedestal)
(31) Control wheel steering switch (control wheel)
D. Speed-Power Check.
E. Trim and Rigging. Check
G. Flight Management System (FMS) Check
H. Autopilot Flight Check
Do not engage the autopilot
(7) Check altitude preselection
I. INS Flight Test
(2) Insert checkpoints
J. Engine Performance
(11) Copilot's altimeter
SECTION V. CHARTS AND FORMS - TM-55-1510-215-MTF_151
FIGURE 1. Propeller Torque
Figure 2. Autofeather Time
Figure 3. Maintenance Test Flight Checksheet
Figure 4. Health Indicator Test (Sheet 1 of 2)
Figure 4. Health Indicator Test (Sheet 2 of 2)
Figure 5. INS Allowable Position Error
Figure 6. Engine Performance Torque Chart
3. General Information
e. References.
SECTION II. MAINTENANCE TEST FLIGHT CHECKLIST - TM-55-1510-215-MTF_8
4. Special pre-flight check
f. Windshield anti-ice operation
INTERIOR CHECK - TM-55-1510-215-MTF_11
BEFORE STARTING ENGINES - TM-55-1510-215-MTF_12
5. Free air temperature gage
12. Trim tabs - Check
24. INS/GYRO switch
37. Vent blower-
STARTING ENGINES (BATTERY/GPU)
4. Engines
5. Second engine
ABORT START - TM-55-1510-215-MTF_20
TAXIING - TM-55-1510-215-MTF_21
3. Parking brake
6. Flaps - Check
12. Propeller autofeather system
13. Overspeed governor
18. Engine acceleration - Check
20. Propeller reversing - Check
21. Condition levers
24. Condition levers
30. Radar altimeter (KRA 405)
2. Auxiliary fuel pumps
LINE UP - TM-55-1510-215-MTF_32
DURING TAKEOFF - TM-55-1510-215-MTF_33
DURING CLIMB - TM-55-1510-215-MTF_34
3. Vertical speed indicators
5. Propeller deicer- Check
LOW SPEED SYSTEMS CHECK - TM-55-1510-215-MTF_37
2. Stall characteristics (dirty) - Check
4. Stall speed and stall warning (dirty) - Check
5. Flap operation - Check
6. Carbon monoxide - Check
f. Engine restart
10. Propeller autofeathering system and F7-12, propeller unfeathering
d. Propellers
(8) N1 (live engine)
DESCENT AND LOW LEVEL CRUISE - TM-55-1510-215-MTF_46
2. Attitude indicators - Check
3. Directional gyros
5. Landing gear warning horn and silence button
DURING CRUISE
6. Engine ice vanes
12 Audio control panel (C-10414/ ARC) and interphone system
b. Receiver and transmitter facilities
13. UHF command set (AN/ARC-164)
b. RADIO MON selector switch (audio control panel)
m. ECCM operation.
14. VHF command radio set (KTR- 908)
15. HF radio set (AN/ARC-199)
16. HF voice security mode (TSEC/ KY-75)
17. FM liaison set (AN/ARC-201(V) or AN/ARC-186(V))
f. Frequency - Select test
18. UHF/FM voice security sets (TSEC/KY-58) - Check
c. Register/zeroize switch - Select
19. Gyromagnetic compass sets (KCS 305 and KCS 55A) - Check
21. VHF Navigation set (KNR 634) - Check
c. HSI's/RMI's
j. VOR range test
22. Transponder (XPDR 2) set (AN/APX-100 and AAU-32A)
24. Radar set APN-215(V)
c. Test procedure - TM-55-1510-215-MTF_70
d. Antenna stabilization check
(7) Pattern observed
(9) If the terrain band shifts
(11) The differences between steps
e. NAV switch
25. TACAN radio set (AN/ARN- 136(V))
b. Channel selector
h. COURSE select knob (HSI)
DESCENT-ARRIVAL CHECK
LANDING - TM-55-1510-215-MTF_80
GO AROUND
ENGINE SHUTDOWN - TM-55-1510-215-MTF_82
BEFORE LEAVING AIRCRAFT - TM-55-1510-215-MTF_83
SECTION III. TROUBLESHOOTING - TM-55-1510-215-MTF_84
A3. Engine slow to start or does not start
A6. Engine fails or is slow to accelerate to idle N1 speed.
TROUBLESHOOTING GUIDE B- INSTRUMENTS
B5. Turn-and-slip indicator inoperative or erratic (pilot's)
B10. KCI 310 does not display proper attitude (INS selected).
B14. Fuel quantity gage pegs down scale against stop.
TROUBLESHOOTING GUIDE C - ELECTRICAL - TM-55-1510-215-MTF_91
C3. Low generator output
C9. Apparent loss of battery capacity
C13. Landing gear will not retract or lower.
C17. Landing gear operation noisy.
C22. Landing gear silencer button fails to silence warning horn.
C26. Landing gear handle light inoperative.
C30. Stall warning system inoperative. (Battery switch either position.)
C35. More than one inverter inoperative
C40. Pneumatic surface deicer system inoperative
C47. Ventilation blower will not run
C53. Propeller deicer inoperative
TROUBLESHOOTING GUIDE D - CAUTION PANEL - TM-55-1510-215-MTF_103
TROUBLESHOOTING GUIDE E - POWER PLANT - TM-55-1510-215-MTF_104
E9. High engine oil pressure
E13. Oil leak from compressor inlet
E17. Gas generator overspeed.
E22. Low power output.
E26. Fluctuating torque indication
E28. Fluctuating ITT.
E31. Fuel leaking overboard.
TROUBLESHOOTING GUIDE F- PROPELLERS
F5. Annunciator panel secondary stop lights illuminate during normal propeller reversing
F10. Neither autofeather arm light illuminates when power levers are advanced
F17. Propeller slow to feather
TROUBLESHOOTING GUIDE G - HYDRAULIC CONDITION - TM-55-1510-215-MTF_116
G7. Brakes drag
TROUBLESHOOTING GUIDE H-FLIGHT CONTROLS
H7. V-bar commands not displayed on flight director-indicator
TROUBLESHOOTING GUIDE J- VIBRATIONS
TROUBLESHOOTING GUIDE K-COMMUNICATION/NAVIGATION EQUIPMENT
K6. UHF Guard receiver noise not audible
K11. HF communications loud and clear at one power setting but not at others
K16. Cannot establish FM two way communication
K22. ADF radio set inoperative.
K28. Lateral deviation indicator on one HSI does not deflect properly
K35. Radar inoperative
K37. No display on radar control-indicator
K44. Radar range does not vary when RANGE switch is changed to various positions
K49. Pilot's or copilot's HSI does not display TACAN data
K54. MLS/DME annunciator does not come on when MLS selected on HSI select switch panel or will not rese
K59. FMS cannot be displayed on color radar
SECTION IV. SPECIAL PROCEDURES - TM-55-1510-215-MTF_134
(4) Enter log FAT line
C. Autopilot System Check (KFC 250)
(8) Manual electric trim system - Check
(9) Flight director (FD) switch
(20) Roll test switch (control pedestal)
(31) Control wheel steering switch (control wheel)
D. Speed-Power Check.
E. Trim and Rigging. Check
G. Flight Management System (FMS) Check
H. Autopilot Flight Check
Do not engage the autopilot
(7) Check altitude preselection
I. INS Flight Test
(2) Insert checkpoints
J. Engine Performance
(11) Copilot's altimeter
SECTION V. CHARTS AND FORMS - TM-55-1510-215-MTF_151
FIGURE 1. Propeller Torque
Figure 2. Autofeather Time
Figure 3. Maintenance Test Flight Checksheet
Figure 4. Health Indicator Test (Sheet 1 of 2)
Figure 4. Health Indicator Test (Sheet 2 of 2)
Figure 5. INS Allowable Position Error
Figure 6. Engine Performance Torque Chart
