TM 55-1520-240-23-3
4-3
TURBINE ENGINE ANALYSIS CHECK (TEAC)
4-3
INITIAL SETUP
Applicable Configurations:
Without 74
Tools:
Powerplant Repairer’s Tool Kit, NSN
5180-00-323-4944
Stopwatch
Materials:
Lockwire (E320)
Personnel Required:
Aircraft Powerplant Repairer
Army Rotary Wing Aviator (2)
References:
TM 55-1520-240-10
TM 55-1520-240-T
TM 55-2840-254-23
Task 1-39
Task 2-2
Task 4-49
Task 4-50
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Hydraulic Power Off
Engine Work Platform Open (Task 2-2)
Engine Access Cover Open (Task 4-49)
Test Gas Producer Tachometer Indicator (Task 8-8)
Test Gas Producer Tachometer Generator (Task 8-11)
Test Engine Oil Pressure Indicator (Task 8-14)
Test Engine Oil Temperature Indicator (Task 8-17)
Test Dual Torque Meter Indicator (Task 8-19)
Test Torque Meter Power Supply (Task 8-19)
TM 55-1520-240-T
Gas Producer Tachometer System Operational Check
(Task 8-2.3)
Engine Oil Pressure Indicating System Operational
Check (Task 8-3.3)
Engine Oil Temperature Indicating System
Operational Check (8-4.3)
Power Turbine Inlet Temperature System Operational
Check and Emergency Power Indicating System
Test (Task 8-5.3)
Torque Indicating System Operational Check (Task
8-6.3)
4-25
