1994 Yamaha G5-AK "SUN CLASSIC" (CARB) Service and Repair...
Model code G5AK identifies the 1994 carbureted G5-AK Sun Classic. The Yamaha manual covering it carries part number LIT-11616-07-10.
That volume was written for the family and spans the 1990 to 1995 model years, taking in the other carbureted G5 cars and the 36-volt DC-motor machines. For a late car like this one the earlier procedures still apply, with changes noted where Yamaha made them.
Use the engine chapters for carburetor adjustment and internal work to the factory's clearances, the chassis chapters for brake, steering and suspension service with torque figures, and the electrical chapters for diagnosis against the wiring diagram. Inspection sections state both the measurement and the service limit, so decisions about reusing parts are made on Yamaha's numbers rather than judgement alone.