TM 55-1520-240-T4-6.124-6.12 NO. 2 ENGINE POWER TURBINE LEVER DOES NOT MOVEOR MOVES BUT DOES NOT CONTACT STOP (INCREASESELECTED) (Continued)DOES ACTUATOR MOVE IFCOPILOT'S NO 1 AND NO 2TRIM IS USED?OPEN RIGHT ELECTRICALCOMPARTMENT. OPERATEPILOT’S NO 2 TRIM SWITCHINC. THEN DEC. CAN YOUDID THE FUEL CONTROL LEVERNOMOVE?YESO N E M E R G E N G T R I MPANEL, SET ENG 2A U T O / M A N U A L S W TOMANUAL. SET EM ERG ENGTRIM 2 SW T0 INC. DIDACTUATOR MOVE?REFER TO TROUBLE SYMPTOMTASK 4-6.7.YESCHECK NO. 2 EM ERG ENGNOTRIMCB IS IT OPEN?DISCONNECT PLUG 103P2FROM NO 2 ENG CONTROLBOX OPEN NO 2 ENG ACCESSDOORS DISCONNECT NO 2ENG ACTUATOR PLUG CHECKFOR CONTINUITY BETWEENPLUG 103P2 PIN PAND ENGACTUATOR PLUG PIN B ISCONTINUITY PRESENT?ON EMERG ENG TRIM PANELS E T E N G 2 A U T O / M A N U ALSW TO MANUAL SET EMERGENG TRIM 2 SW T0 INC.DOES FUEL CONTROL LEVELCONTACT STOP?DISCONNECT ACTUATOR TOFUEL CONTROL CONNECTIONROD ROTATE FUEL CONTROLPOINTER CONTACT STOP?REPLACE NO 2 ENGINE FUELCONTROL.NOYESYESREMOVE PILOT'S FLOORPANEL DISCONNECT PILOT’STHRUST GRIP PLUG 300P25CHECK CONTINUITY BETWEEN300J25 PIN D AND TB18 TERM14. IS CONTINUITY PRESENT?LOCATE OPEN IN WIRE W696-4622 BETWEEN TB18 TERM 14AND 300P25. REPAIR ORREPLACE WIRE AS REQUIRED.REFER TO TROUBLE SYMPTOMTASK 4-6.9.REPLACE NO 2 ENGINEPOWER TURBINE ACTUATOR.SUBSTITUTE NO. 2 CONTROLBOX WITH ONE REMOVEDFROM NO. 1 SYSTEM. DOESFUEL CONTROL POINTERCONTACT STOP?LOCATE OPEN IN WIRE W696-47-22 BETWEEN TB18 TERM 12AND PLUG 300J25 REPAIR ORREPLACE WIRE AS REQUIRED.RIG NO 2 ENGINE N2 SYSTEMREFER TO TM 55-1520-240-23CHECK CONTINUITY BETWEEN300J25 PIN F AND TB18 TERM6. IS CONTINUITY PRESENT?CHECK FOR GROUND ONENGINE ACTUATOR PLUG PINC. IS GROUND PRESENT?YESDISCONNECT ENGINE TOAIRFRAME WIRE HARNESS ATDISCONNECT SHELF CHECKFOR GROUND AT PLUG 300J32PIN 44 IS GROUND PRESENT?NOGO TO NEXTPAGE4-155REPLACE ENGINE TOAlRFRAME WIRE HARNESSREPLACE NO 2 CONTROL BOXREPLACE PILOT THRUST GRIPChange 1
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