Hobbs Oil Pressure Switch Wiring Diagram. Hobbs switch is just a simple on off switch that is normally off and used to trigger an accessory at a set boost point. Pressure switches 1617 temperature senders 17 temperature switches 17 hour meters dc hourmeters 1819.
Rotax 912 uls 3 installation manual manualzz. 100 amp manual transfer switch wiring diagram. For mercruiser color codes the yelred starter wire connects to the normally closed switch contact the pur ignition wire connects to the normally open switch contact and the common terminal goes to the fuel pump.
The hobbs switch has two contacts that need to be connected.
Ive tried every at combination of wiring imaginable and no luck. 36 43 power on indd rotax 912uls rectifier regulator aeroelectric connection manufacturer 912 wiring for dummies me ul faulty owner com alternator light releases soft start option t ideal installation manualzz oil pressure sensor problem s 914 ignition system uls electrical opposed sport experimental and 3 manual. The operating pressure of this unit is 4 psi with a maximum burst pressure of 500 psi. This triggers fuel kill output which grounds j1 b3 interrupting the green fuel signal wire.