TM 55-1520-240-T9-5.3 FORMATION LIGHTS OPERATIONAL CHECK9-5.3INITIAL SETUPApplicable Configurations:W i t h o u t Tools:NoneMaterials:NonePersonnel Required:Aircraft Electrician (2)References:TM 55-1520-240-23Equipment Condition:TM 55-1520-240-23:Battery ConnectedElectrical Power OnHydraulic Power OffVisual Check of Formation Lights Performed (Task9-5.2)TASKRESULT1.2.3.4.Check that LIGHTING FORM circuit break-If FORM circuit breaker (1) is open, close it. If iter (1) is closed.opens again, go to task 9-5.4.Set FORMATION LTS switch (2) to DIM.Five formation lights shall come on dim. If any lightis not on, go to task 9-5.5.Rotate FORMATION LTS switch (2)Five formation lights shall get brighter as switch isthrough intermediate positions to BRT.turned to right. If lights go out or brightness doesnot increase, go to task 9-5.6.Set FORMATION LTS switch (2) to OFF.Five formation lights shall go out.FOLLOW-ON MAINTENANCE:TM 55-1520-240-23:Electrical Power OffBattery Disconnected9-142/(9-143 blank)Change 2
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business