Yamaha BLASTER YFS200S Owner's Manual page 123

5. Install the mixing chamber cap and tighten
it.
6. Install the securing plate by installing the
screw.
NOTE:
When installing the securing plate, align the slot
in the securing plate with a projection on the car-
buretor mixing chamber cap.
1. Screw 2. Projection 3. Slot
8-20
7. Install the carburetor and tighten the clamp
screws.
8. Connect the fuel hose and the oil hose.
9. Tighten the carburetor float bowl drain
screw.