trim gauge question

captbjack

Petty Officer 3rd Class
Joined
Mar 3, 2008
Messages
91
hey guys i have 98 115 spl i just installed, i hooked up the trim gauge(part of a cluster set by beede) i trim up gauge goes down, i trim down gauge goes up tried switching wires at the trim sensor, no good. anyone no how to solve this problem, much thanks
 

HighTrim

Supreme Mariner
Joined
Jun 21, 2007
Messages
10,486
Re: trim gauge question

The trim sender back on the engine is a variable resistance thing. You set your multi meter to measure resistance (ohms). Make sure the battery in the multimeter is good because current is needed for it to measure resistance. Then, you put the multimeter probes on the two sender wires and measure the ohms when the sender is in the full up vs. full down position.

Various outboard makes have differing specs for this, the gauge needs to be matched to this spec, whatever it happens to be for your outboard's sender.

So - it could be that your gauge is mis-matched or that the sender is bad. OR the wiring between the sender and gauge is messed up.

You might check there for your resistance specs.

http://ww2.tflx.com/pdf/trimsy~1.pdf
 

captbjack

Petty Officer 3rd Class
Joined
Mar 3, 2008
Messages
91
Re: trim gauge question

The trim sender back on the engine is a variable resistance thing. You set your multi meter to measure resistance (ohms). Make sure the battery in the multimeter is good because current is needed for it to measure resistance. Then, you put the multimeter probes on the two sender wires and measure the ohms when the sender is in the full up vs. full down position.

Various outboard makes have differing specs for this, the gauge needs to be matched to this spec, whatever it happens to be for your outboard's sender.

So - it could be that your gauge is mis-matched or that the sender is bad. OR the wiring between the sender and gauge is messed up.

You might check there for your resistance specs.

http://ww2.tflx.com/pdf/trimsy~1.pdf
thanks ht i was not aware that there was dif types.
 
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