P/N 13772-134 11 of 48
Cirrus Design Section 9
SR22 / SR22T Supplements
Section 3A - Abnormal Procedures
Windshield De-Ice System Malfunction
1. ICE PROTECT A Circuit Breaker........................................ CYCLE
2. Fluid Quantity................................... SWITCH TO FULLEST TANK
3. WIND SHLD Push-Button ......................... PRESS AS REQUIRED
If the forward field of view is overly restricted during landing
approach and taxiing:
a. Cabin Heat ........................................................................HOT
b. Windshield Defrost ..............................................................ON
c. Execute a forward slip as required for visibility.
d. Avoid taxiing without adequate forward visibility.
Heated Lift Transducer Malfunction
Airframe buffet before the stall is a good indication of an impending
stall.
The stall warning horn typically activates prematurely if there is ice
accumulated on the lift transducer vane.
Some ice accumulation on the inboard/outboard edges of the lift
transducer faceplate is considered normal.
If ice forms on lift transducer vane:
1. STALL VANE HEAT Circuit Breaker.................................... CYCLE
2. PITOT HEAT Switch............................................. CYCLE OFF, ON
If ice remains on lift transducer vane:
1. Stall Warning System..........EXPECT NO RELIABLE INDICATION
This includes:
• Impending stall warning.
• Stall speed indication.
2. Airspeed..............................................MONITOR, DO NOT STALL
3. Fly published V
REF
speeds .........Minimum 88 KIAS with 50% Flap
Revision 04: 12-17-10
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