MERLIN
TROUBLESHOOTING
(WINDSPEED)
IF THEREIS WIND......
IF THEREISNO WIND......
1
2
3
Disconnecttheblackandwhitewiresfromthebackoftheindicatorandconnect
themtovolt-ohmeterasshown.SetforlowrangeACVolts.
1
Disconnecttheblackandwhitewiresfromthebackoftheindicatorandconnect
themtovolt-ohmeterasshown.SettherangeforOhms.
Ifthesensordeliverstheaboveapproximatevoltages,thenthefaultliesintheindicator.
Ifitdoesnotdeliverthesevoltages,thenthefaultliesinthesensororinstalledwire.
Ifthesensorisoper vatingproper ouwillachiely,y etheseapproximatereadings:
8-9MPH=0.15 VACrms
17MPH=0.31 VACrms
51MPH=0.97 VACrms
102MPH=2.00 VACrms
2
Ifthesensorandwirearegood,theohmmetershouldindicatebetween500and
1,000ohms.Ifthereisagoodreadingontheohmmeter,thentheindicatorisatfault.
Ifthereadingiswrong,thenthesensororinstalledwireisatfault.
FROM AC
ADAPTER
FROMROOF TOP
SENSORS
VOLT-OHMETER
BLACK AND
WHITEWIRES
Page6
SelectUnitsof
Measuret
3
AC ADAPTOR
(NOPOLARITY)
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