SECTION I INTRODUCTION
3. General Information
f. Maintenance Test Flight Check Sheet
Symbols Preceding Numbered Steps
SECTION II MAINTENANCE TEST FLIGHT CHECKLIST
Before Interior Check (Cont.) - TM-1-1520-240-MTF_13
Before Interior Check (Cont.) - TM-1-1520-240-MTF_14
The DASH actuator
INTERIOR - TM-1-1520-240-MTF_16
Forward Cabin (Cont.) - TM-1-1520-240-MTF_17
Forward Cabin (Cont.) - TM-1-1520-240-MTF_18
Forward Cabin (Cont.) - TM-1-1520-240-MTF_19
INTERIOR - TM-1-1520-240-MTF_20
Aft Cabin (Cont.) - TM-1-1520-240-MTF_21
EXTERIOR
Aft Cabin (Cont.) - TM-1-1520-240-MTF_23
Top of Fuselage - TM-1-1520-240-MTF_24
Top of Fuselage (Cont.)
11. Combining transmission area
If TEAC/PAC is to be performed
If engine is to be operated
16. Aft pylon fairing
24. Forward rotor (left side)
29. Forward rotor (right side)
Right Cabin - TM-1-1520-240-MTF_32
13. Pressure refueling station
Forward Cabin
Left Cabin
4. Fwd aux fuel tank
18. Left aft landing gear
BEFORE STARTING ENGINES
7. Overhead switches and control panels
m. 714A FADEC switches
14. Flight instruments
Table 2-1. Instrument Range Markings
Instrument Range Markings (Continued)
STARTING ENGINES - TM-1-1520-240-MTF_44
6. TROOP ALARM and JUMP LIGHTS
9. Emergency Floodlights
13. APU START
19. Avionics
21. Pitot and Windshield Anti-Ice system
(4) Searchlight
Table 2-2 Cockpit PRESS TO TEST Caution Lights
23. Parking Brakes/Swivel Locks
30. FIRE PULL handle
34. CYCLIC TRIM switch
37. Flight controls
38. Flight Control Travel Check
e. Control interlock
40. 714A DECU PRESTART BIT Check
Sand and debris within the EAPS
With the DASH actuator set to 36 inches and electricaly disconnected
Operation at NR (RRPM) below 45%
Flight engineer check droop
52. 712 ENGINE BEEP TRIM system operation
59. Systems
NO. 1 & NO. 2 ENGINE BEEP TRIM switch.
ENGINE RUN UP
3. Transponder Master Switch
7. XMSN OIL PRESS and TEMP Indicator Operation
8. Flight instruments
10. 714A Reversionary System Check
BEFORE TAXI
BEFORE HOVER
(4) Pilots No. 1 INC/DEC switch check
HIT/PAT check
B HOVER
9. Mechanical Rig Check
11. AFCS function check
During AFCS function check,
e. Yaw axis test
i. Radar altitude hold
14. LH Fuel System CHECK
a. 712 Torque Differential Check
17. Droop Eliminator
BEFORE TAKEOFF
CRUISE
2. CYCLIC TRIM
d. Pitch axis
f. Roll beep trim
j. Barometric altitude hold test
k. DASH Actuator Low Rate Operation Check
5. Speed Sweep
8. Rotor RPM Droop Check and Thrust Rod Slippage Check
11. CYCLIC TRIM
a. Autorotation RRPM
b. 714A Autorotation RRPM Check
(5) Accomplish Power Recovery prior to 1000 AGL
BEFORE LANDING - TM-1-1520-240-MTF_97
B AFTER LANDING
ENGINE SHUTDOWN (CONT.)
BEFORE LEAVING HELICOPTER - TM-1-1520-240-MTF_100
SECTION IV. SPECIAL PROCEDURES
LIST OF PROCEDURES
A. AFCS BITE CHECKS
The bite check
B. SELF-TUNING ABSORBER SYSTEMS CHECK
C. CONTROL BREAKOUT FORCES.
4. THRUST CONTROL SYSTEM
D. WINCH OPERATIONAL TEST
g. Operate the WINCH CABLE
RESCUE operation mode
E. LOOSENESS CHECK.
Dirt on the bellcranks and idlers
Be careful when feeling bellcranks and idlers
2. Looseness Check Tolerances
F. ROTOR PHASING
Phasing the rotary-wing system
1. First engine
g. ENGINE OIL PRESS
2. Second engine
g. Check and record engine time and N1 speed
I. 714A P3 BELLOWS CHECK
1. First Engine
K. 714A POWER ASSURANCE CHECK (PAC)
1. Maximum Continuous Power (MCPC)/Maximum Power Check (MPC)
g. Allow conditions to stabilize
k. Allow conditions to stabilize
L. 714A POWER ASSURANCE TEST (PAT) BASE- LINE AND TRIGGER VALUE
d. Avtivate Power Assruance Test Switch
A Maximum Continuous Power Check
Following the Maximum Continuous Power Check
M. 712 INTERSTAGE AIR-BLEED SPEED ADJUSTMENT
Bleed band
N. AFCS CHECK
O. HEATING/VENT BLOWER OPERATION.
P. Cargo Hook Operational Check
The forward and aft cargo hooks
Q. TRACKING AND BALANCING PROCEDURES
b. Using the No. 1 & 2 engine beep trim switch
T. 712 TURBINE ENGINE ANALYSIS CHECK (TEAC)
Below 5 degrees C FAT
6. Begin increasing thrust
Establish Engine Baseline Lower Limit
During the TEAC, PTIT
12. The engine trim
U. DIFFERENTIAL CURRENT PROTECTION CIRCUIT CHECK
V. CARGO RAMP AND DOOR CHECK.
Do not manually operate cargo door
24. Pull and hold knob
32. RAMP EMER switch on overhead panel
W. RADAR ALTIMETER CHECK
X. NAVIGATION and COMMUNICATION CHECK
3. HSI and Magnetic Compass
5. ILS
8. Transponder AN/APX-100 and Radar Signal Detecting Set AN/APR-39
(3) With the MODE switch in UTM
Figure 4-1. Test Course for Overland Accuracy Doppler
10. GPS/Doppler Flight Test Procedure
c. Perform GPS system Start-Up procedure
k. Set the Data switch to POS
q. Set Data switch to MSN
O AN/ASN-128B DOPPLER WITH EMBEDDED GPS
b. Verify proper response of CDU panel lighting
14. DGNS Flight Test Data Analysis
15. HF Radio (AN/ARC-220)/COMSEC (KY-100)
m. While still in ECCM mode
SECTION V. CHARTS AND FORMS
LIST OF CHARTS (Continued)
Figure 5-1. Temperature Conversion Chart
Figure 5-2. Start Accumulator Precharge Limits
Figure 5-3. Fight/Utility Power Steering Accumulator Precharge Limits
Figure 5-4. Brake Accumulator Precharge Limits
Figure 5-5. Enginee Fire Extinguisher Pressures
Figure 5-6. Interstage Air-Bleed Closure Chart
Figure 5-7. Autoratational RRPM Chart
Figure 5-8. Turbine Engine Analysis Check N1 Chart
Figure 5-9. Turbine Engine Analysis Check PTIT Chart
Figure 5-10. Turbine Engine Analysis Check Torque Chart
Figure 5-11. Power Assurance Check Maximum Continuous Power Chart
Figure 5-12. Power Assurance Check Maximum Power Chart
Figure 5-13. Power Assurance Check Engine Temperature Limits Chart
Figure 5-14. Power Assurance Check Engine N1 Limits Chart
Figure 5-15. N1 Idle Speed
Figure 5-16. Turbine Engine Analysis Check Troubleshooting Chart
Figure FO-1. CH-47D Cockpit Controls Position Envelope (Sheet 1 of 2)
Figure FO-1. CH-47D Cockpit Controls Position Envelope (Sheet 2 of 2)
Figure FO-2. Airspeed Operating Limits With Inoperative Cruise Guide Indicator
Figure FO-3. Airspeed Operating Limits With Retracted Longitudinal Cyclic Trim
Figure FO-4. CH-47D FWD and AFT LCT Indicator Schedule (Sheet 1 of 2)
Figure FO-4. CH-47D FWD and AFT LCT Indicator Schedule (Sheet 2 of 2)
Figure FO-5. Maintenance Test Flight Check Sheet (1 of 2)
Figure FO-5. Maintenance Test Flight Check Sheet (2 of 2)
3. General Information
f. Maintenance Test Flight Check Sheet
Symbols Preceding Numbered Steps
SECTION II MAINTENANCE TEST FLIGHT CHECKLIST
Before Interior Check (Cont.) - TM-1-1520-240-MTF_13
Before Interior Check (Cont.) - TM-1-1520-240-MTF_14
The DASH actuator
INTERIOR - TM-1-1520-240-MTF_16
Forward Cabin (Cont.) - TM-1-1520-240-MTF_17
Forward Cabin (Cont.) - TM-1-1520-240-MTF_18
Forward Cabin (Cont.) - TM-1-1520-240-MTF_19
INTERIOR - TM-1-1520-240-MTF_20
Aft Cabin (Cont.) - TM-1-1520-240-MTF_21
EXTERIOR
Aft Cabin (Cont.) - TM-1-1520-240-MTF_23
Top of Fuselage - TM-1-1520-240-MTF_24
Top of Fuselage (Cont.)
11. Combining transmission area
If TEAC/PAC is to be performed
If engine is to be operated
16. Aft pylon fairing
24. Forward rotor (left side)
29. Forward rotor (right side)
Right Cabin - TM-1-1520-240-MTF_32
13. Pressure refueling station
Forward Cabin
Left Cabin
4. Fwd aux fuel tank
18. Left aft landing gear
BEFORE STARTING ENGINES
7. Overhead switches and control panels
m. 714A FADEC switches
14. Flight instruments
Table 2-1. Instrument Range Markings
Instrument Range Markings (Continued)
STARTING ENGINES - TM-1-1520-240-MTF_44
6. TROOP ALARM and JUMP LIGHTS
9. Emergency Floodlights
13. APU START
19. Avionics
21. Pitot and Windshield Anti-Ice system
(4) Searchlight
Table 2-2 Cockpit PRESS TO TEST Caution Lights
23. Parking Brakes/Swivel Locks
30. FIRE PULL handle
34. CYCLIC TRIM switch
37. Flight controls
38. Flight Control Travel Check
e. Control interlock
40. 714A DECU PRESTART BIT Check
Sand and debris within the EAPS
With the DASH actuator set to 36 inches and electricaly disconnected
Operation at NR (RRPM) below 45%
Flight engineer check droop
52. 712 ENGINE BEEP TRIM system operation
59. Systems
NO. 1 & NO. 2 ENGINE BEEP TRIM switch.
ENGINE RUN UP
3. Transponder Master Switch
7. XMSN OIL PRESS and TEMP Indicator Operation
8. Flight instruments
10. 714A Reversionary System Check
BEFORE TAXI
BEFORE HOVER
(4) Pilots No. 1 INC/DEC switch check
HIT/PAT check
B HOVER
9. Mechanical Rig Check
11. AFCS function check
During AFCS function check,
e. Yaw axis test
i. Radar altitude hold
14. LH Fuel System CHECK
a. 712 Torque Differential Check
17. Droop Eliminator
BEFORE TAKEOFF
CRUISE
2. CYCLIC TRIM
d. Pitch axis
f. Roll beep trim
j. Barometric altitude hold test
k. DASH Actuator Low Rate Operation Check
5. Speed Sweep
8. Rotor RPM Droop Check and Thrust Rod Slippage Check
11. CYCLIC TRIM
a. Autorotation RRPM
b. 714A Autorotation RRPM Check
(5) Accomplish Power Recovery prior to 1000 AGL
BEFORE LANDING - TM-1-1520-240-MTF_97
B AFTER LANDING
ENGINE SHUTDOWN (CONT.)
BEFORE LEAVING HELICOPTER - TM-1-1520-240-MTF_100
SECTION IV. SPECIAL PROCEDURES
LIST OF PROCEDURES
A. AFCS BITE CHECKS
The bite check
B. SELF-TUNING ABSORBER SYSTEMS CHECK
C. CONTROL BREAKOUT FORCES.
4. THRUST CONTROL SYSTEM
D. WINCH OPERATIONAL TEST
g. Operate the WINCH CABLE
RESCUE operation mode
E. LOOSENESS CHECK.
Dirt on the bellcranks and idlers
Be careful when feeling bellcranks and idlers
2. Looseness Check Tolerances
F. ROTOR PHASING
Phasing the rotary-wing system
1. First engine
g. ENGINE OIL PRESS
2. Second engine
g. Check and record engine time and N1 speed
I. 714A P3 BELLOWS CHECK
1. First Engine
K. 714A POWER ASSURANCE CHECK (PAC)
1. Maximum Continuous Power (MCPC)/Maximum Power Check (MPC)
g. Allow conditions to stabilize
k. Allow conditions to stabilize
L. 714A POWER ASSURANCE TEST (PAT) BASE- LINE AND TRIGGER VALUE
d. Avtivate Power Assruance Test Switch
A Maximum Continuous Power Check
Following the Maximum Continuous Power Check
M. 712 INTERSTAGE AIR-BLEED SPEED ADJUSTMENT
Bleed band
N. AFCS CHECK
O. HEATING/VENT BLOWER OPERATION.
P. Cargo Hook Operational Check
The forward and aft cargo hooks
Q. TRACKING AND BALANCING PROCEDURES
b. Using the No. 1 & 2 engine beep trim switch
T. 712 TURBINE ENGINE ANALYSIS CHECK (TEAC)
Below 5 degrees C FAT
6. Begin increasing thrust
Establish Engine Baseline Lower Limit
During the TEAC, PTIT
12. The engine trim
U. DIFFERENTIAL CURRENT PROTECTION CIRCUIT CHECK
V. CARGO RAMP AND DOOR CHECK.
Do not manually operate cargo door
24. Pull and hold knob
32. RAMP EMER switch on overhead panel
W. RADAR ALTIMETER CHECK
X. NAVIGATION and COMMUNICATION CHECK
3. HSI and Magnetic Compass
5. ILS
8. Transponder AN/APX-100 and Radar Signal Detecting Set AN/APR-39
(3) With the MODE switch in UTM
Figure 4-1. Test Course for Overland Accuracy Doppler
10. GPS/Doppler Flight Test Procedure
c. Perform GPS system Start-Up procedure
k. Set the Data switch to POS
q. Set Data switch to MSN
O AN/ASN-128B DOPPLER WITH EMBEDDED GPS
b. Verify proper response of CDU panel lighting
14. DGNS Flight Test Data Analysis
15. HF Radio (AN/ARC-220)/COMSEC (KY-100)
m. While still in ECCM mode
SECTION V. CHARTS AND FORMS
LIST OF CHARTS (Continued)
Figure 5-1. Temperature Conversion Chart
Figure 5-2. Start Accumulator Precharge Limits
Figure 5-3. Fight/Utility Power Steering Accumulator Precharge Limits
Figure 5-4. Brake Accumulator Precharge Limits
Figure 5-5. Enginee Fire Extinguisher Pressures
Figure 5-6. Interstage Air-Bleed Closure Chart
Figure 5-7. Autoratational RRPM Chart
Figure 5-8. Turbine Engine Analysis Check N1 Chart
Figure 5-9. Turbine Engine Analysis Check PTIT Chart
Figure 5-10. Turbine Engine Analysis Check Torque Chart
Figure 5-11. Power Assurance Check Maximum Continuous Power Chart
Figure 5-12. Power Assurance Check Maximum Power Chart
Figure 5-13. Power Assurance Check Engine Temperature Limits Chart
Figure 5-14. Power Assurance Check Engine N1 Limits Chart
Figure 5-15. N1 Idle Speed
Figure 5-16. Turbine Engine Analysis Check Troubleshooting Chart
Figure FO-1. CH-47D Cockpit Controls Position Envelope (Sheet 1 of 2)
Figure FO-1. CH-47D Cockpit Controls Position Envelope (Sheet 2 of 2)
Figure FO-2. Airspeed Operating Limits With Inoperative Cruise Guide Indicator
Figure FO-3. Airspeed Operating Limits With Retracted Longitudinal Cyclic Trim
Figure FO-4. CH-47D FWD and AFT LCT Indicator Schedule (Sheet 1 of 2)
Figure FO-4. CH-47D FWD and AFT LCT Indicator Schedule (Sheet 2 of 2)
Figure FO-5. Maintenance Test Flight Check Sheet (1 of 2)
Figure FO-5. Maintenance Test Flight Check Sheet (2 of 2)