Wurkkos TS21 - Troubleshooting and Maintenance; Common Troubleshooting Steps

 Disassemblingthesealedheadcandamagetheflashlightandvoidsthewarranty.
 WurkkosLtd.recommendsusinghigh‐qualitybrandbatteries.Damagebydefectivebatteriesvoidthe
warranty.
 Removethebatteryiftheflashlightwillnotbeusedforanextendedperiodoftime.
 Topreventself‐dischargeoraccidentalactivationduringstorageortransportation,unscrewthetailcap
byhalfaturnorremovebattery.
 Every6monthsthreadsshouldbewipedwithacleanclothfollowedbyathinlayerofsiliconegrease.
 Tomaintainaproperlevelofwaterproofness,replaceworn‐outo‐ringswithanapprovedspare(2pieces
areshippedwithinitialorder).
Troubleshooting:Cleanbatterycontactsregularlyasdirtycontactsmayimpairtheperformanceofthe
flashlight.Ifyouexperienceproblems(flicker,shineintermittentlyorfailuretoturnon)thefollowing
rootcausesandsolutionsshouldbetried:
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ReasonA: Thebatteryneedsreplacement(Batteryvoltageisbelow2.7V).
Solution: Replacebatterywithanapprovedtypeoffullychargedbattery.
ReasonB: Threads,PCBboardcontactorothercontactsaredirty.
Solutions: Pleasecleanthecontactpointswithacottonswabsoakedinrubbingalcohol.
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ReasonC: Theflashlightwillnotturnonuponfirstuse.
Solution: Pleasedonotforgettoremovetheinsulationstickerfromthebatteryonfirstuse.
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Iftheabovemethodsdonotworkpleaserefertothewarrantypolicybeforecontactingyourauthorized
distributor.
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Pleasecontactusifyouhaveanyquestions.Ifyourproductisdefectivepleasecontactusforrefundor
replacementwithinwarrantyperiod.
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