Snapper RZT185380BVE (7800009) 38" 18.5 HP RZT Twin Stick Series 0 - The alternative wire in that plug goes to the firing coils. The alternative plug has two wires that pass under the flywheel what are they and what do they do. A diagram wiring those four wires into the tractor harness will satisfy me. You want a test meter, a volt / ohm meter about $10.00 at auto deliver or retail store. With the aid of the gage on the mower, it would appear to suggest that the alternator is not charging the battery, however it desires to be examined with a digital voltmeter.
You may want to get rid of the 2 wires from the regulator, and run engine and read the voltage on the 2 wires, will want to be study in av volts, need to have minimum of 28 volts ac. Then plug them returned as much as the regulator and run engine and check the unmarried twine from the regulator. This will be in dc volts, it have to be 1/2 of the other analyzing. About 14 volts. If now not the regulator desires to get replaced. - so whilst the mower was off, i tested the freshly charged battery with the handy volt meter and wa-los angeles 13.20 volts! So i started out the mower and tested with the volt meter again - touching the battery leads in the specific equal spot and this time the meter bounced among zero and 4 volts.
- the voltage meter in this mower isn't always like that during a vehicle - on zero while now not jogging, then jumps up to 12-13v at the same time as strolling. On this mower, the needle starts offevolved inside the center that is 0. Whilst beginning, it moves to the left indicating -7 to -8 whilst cranking. As soon as the mower starts offevolved, the needle returns to dead middle and 0. Kind of like this:. Want the lengthy version number off the engine, should be in the back of the owners manual. Here's a similar version diagram. The charging machine have to be the equal, and the regulator is typically at the sheet steel of the engine. Search for the 3 wires!.