2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 185Get this manual
Fuel System: 3) Remove the carburetor top cap (8) 1G-18
6) Remove the O-ring (15)
CAUTION
Do not use compressed air on the carburetor body before removing the diaphragm; this may damage the diaphragm
I827H1170005-02
7) Remove the throttle stop screw (16)
I827H1170002-02
4) Remove the spring (9), spring retainer (10), spacer (11), jet needle (12) and diaphragm (13)