It was reported that 1 light sometimes does not work, the other doesn't work at all.No other details provided.Technicians remarks: 4/28/2020 during visual inspection found spring arm not fully seated to the main arm, spring arm was a fall hazard.Retaining clip appears to be bent slightly.Attempted to reinstall the spring arm with new retaining clip, unable to fully seat connection.Inspected the 3 pole receptacle and can see bent connections.Attempted to straighten, unable.4/29/2020 replaced spring arm sn: (b)(4) with sn: (b)(4), attempted to test light-head, no power to light-head.Removed panels and checked for source voltage 120vac.Output is 0vdc.5/5/2020 replaced power board and carrier module.Checked for light head operation.Light-head now functions properly.Performed safety checks.Returned to service.Calibrated tools: fluke 88 multi-meter sn:(b)(4), delta ohm light meter sn: (b)(4), safety analyzer sn: (b)(4).Ref complaint ot # (b)(4).
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