1989 Honda FL400R Pilot Service Manual, Page 49Get this manual
FUEL SYSTEM
TEMPERATURE AND ALTITUDE SETTING
Use the chart on the right to determine if carburetor adjustments are necessary because of changes in temperature and altitude NOTEI
For the following procedures to be accurate, you must use the standard settings as baselineAlsQ, don't change any of the settings until you're determined what changes are necessary
_I Jet ,needle,
30C 175C
-175C OC I
2nd groove
STANDARD SETTINGS: lIIlain jet: #140 Jet needle setting: 2nd groove from the topAir screw openings: 1-18 turns out CAUTION
Sustained the high and damageat altitudes belOit' 5,000 feet installed may cause rhe
Air opening
l,g 81 Jet ,needle '3rd groove c-: setting' I" :3:3 I'I
2nd groove
groove 38