Serial number plate on the left side of the tractor frame, above the front axle
ELECTRICAL
Ground
negative
Charging system
alternator
Charging volts
14
Battery volts
12
Battery AH
90
About John Deere Tractor
The John Deere 3045B tractor is part of the 3B Series of tractors. The 3045B is a Compact Utility Tractors type, that is used mostly in the Agriculture Tractors. A engine powers the 3045B tractor. This setting improves usability in the real world.