Autohelm
AutohelmAutohelm
Autohelm
SeaTalk Service Manual
6
6. Before installing the cover check the gymballing action of the new assembly by
tilting the case in all directions and observing the fluxgate movement.
7. Refit the front cover and seal (again rotating the screws anticlockwise to locate and
tightening with a hand screw driver).
8. Functionally check the Fluxgate with a D.V.M. as follows:
Cable Colour Connector Pin no Resistance
Screen to Blue 2/4 <10ohms
Red to Green 3/5 < 5 ohms
Red to yellow 3/6 < 5 ohms
Red to Screen 3/2 Open circuit
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