Cirrus SR22 Pilot's Operating Handbook And Flight Manual page 103

Cirrus Design
SR22
1. Fuel Quantity Gages .......................................................... CHECK
2. Fuel Pump ......................................................................... BOOST
If HIGH BOOST already in use for vapor suppression, pump
should be left in this position for tank switch.
3. Fuel Selector.......................................... SELECT FULLEST TANK
4. Fuel Pump ............................................................. AS REQUIRED
After switching tanks, message will remain until sensed
imbalance is less than 8 gallons.
Amplification
Fuel level imbalance (between left and right) is greater than 8 gallons.
P/N 13772-004 P/N 13772-004
Original Issue
Section 3A
Abnormal Procedures
3A-11 3A-11