ENGINE AFES - ENGINE COMPARTMENT FIRE SENSING ELEMENTS: REMOVAL AND INSTALLATIONWARNINGITurn engine T/A panel MAINTenance switch to verticalposition. Make sure locking pin is intalled in valveacuator of engine extinguisher cylinder bottle no. 1 andinstall locking pin in valve actuator of engine extinguishercylinder bottle no. 2.REMOVALCAUTIONFailure to disconnect thermal wire before removingpowerpack may cause equipment damage.A Remove powerpack (p 3-l).BRemove master relay (p 6-45).NOTENote location and routing of installed sensing elementbefore removal from engine compartment. Install newsensing element in same location, using same routing.C Disconnect connector of sensing element (1) from bulkhead elbow coupling(2). Cap elbow coupling.D Discormect connector of sensing element (1) from straight coupling (3).Cap straight coupling.14-15Change 4TM 9-2350-267-20
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