2007 Yamaha G23-EE "UMAX MEDIUM DUTY I" (48V - DC MOTOR) ...
LIT-19616-G2-30 answers for the 2007 G23-EE UMAX Medium Duty I on the 48-volt DC motor, a car listed under the code G23EE.
Six seasons, 2004 through 2009, and nine variants live in this one volume, which is how Yamaha documented the UMAX line. The carbureted cars sit beside the electrics, and the chassis material is written once for all of them.
Working the electrical system
The manual sets out the diagnostic order and the readings to expect at the pack, charger, solenoid, controller, switches and motor, with full wiring diagrams to trace the harness. Motor service includes removal, inspection and reassembly.
Brake adjustment, rear axle overhaul, steering, suspension, wheels, frame and body follow, each with the factory torque values and wear limits. The maintenance schedule at the front assumes a car that works for its living, which these generally do.