Cirrus SR22 Pilot Operating Handbook page 397

Cirrus Design
SR22
Minimum Dispatch Fluid Quantity
Dispatch into known icing conditions with less than 5 gallons (19 liters)
of deicing fluid is prohibited. The pilot must ensure adequate fluid
quantity before each flight. If dispatching without the minimum 5
gallons and icing conditions are encountered, exit icing conditions as
soon as possible.
Duration Times for 5 Gallon Minimum Dispatch Fluid Quantity:
NORM ................................................................................. 90 Minutes
HIGH ................................................................................... 45 Minutes
MAX.................................................................................. 22.5 Minutes
Deicing Fluid Limits
Usable Tank Capacity........................................................... 8 gal (30L)
Tank Capacity.................................................................... 8.5 gal (32L)
Maximum Operating Time
Continuous operation of the aircraft in conditions that promote ice
accretion is prohibited. Use of the windshield de-ice system will reduce
the maximum available operating time of the system.
Normal Flow Duration......................................... 150 Minutes (3.2 gph)
High Flow Duration............................................... 75 Minutes (6.4 gph)
Maximum Flow Duration.................................. 37.5 Minutes (12.8 gph)
Max Flow
8
6
4
2
0
0 0.5
P/N 13772-150
Original Issue: 02-01-13
High Flow
1 1.5
Time - Hours
Supplements
Normal Flow
2 2.5
SR22_FM09_3092
Section 9
3
5 of 50