CIRRUS AIRPLANE MAINTENANCE MANUAL MODELS SR22 AND SR22T
22-11
Page 19
Serials 22-0435 thru 22-1306 after SB 2X-22-03, 1307
& subs, 22T-0001 & subs with optional installation
EFFECTIVITY:
2 At lower Flight Director switch, verify [AP ON] push button is lit.
(e) On Flight Guidance Programmer/Computer, press [ALT].
1
On PFD, verify “ALT” is indicated and solid magenta command bars (autopilot cou-
pled) appear.
(f) Verify flight control functions.
1
On FMS Controller, rotate HDG knob counter-clockwise to position heading bug left.
Command bars should bank left, and yoke should rotate left.
2
Rotate HDG knob clockwise to position heading bug right.
Command bars should bank right, and yoke should rotate right.
3
Press HDG knob to center heading bug.
Command bars should return to center at wings level, and yoke should have little to
no movement.
4
On Flight Guidance Programmer/Computer, press [VS].
5
Adjust right knob to position VSI bug to "+100".
On PFD, “VS” is indicated and command bars should climb. Yoke should move aft.
6
On Flight Guidance Programmer/Computer, adjust right knob to position VSI bug to
“-100”.
Command bars should descend, and yoke should move forward.
(g) At upper Flight Director switch, press [AP OFF FD ON] push button.
1
Verify autopilot disconnect tone (two beeps) is heard.
2
On PFD, verify command bars turn green (autopilot uncoupled).
3
At upper Flight Director switch, verify [AP OFF FD ON] push button is lit.
(h) Repeat flight control functions verification.
1
Verify command bars respond, but yoke does not move.
(i) On yoke, press autopilot disconnect switch to turn off autopilot.
1
On PFD, verify command bars disappear.
2
At upper Flight Director switch, verify [AP OFF FD ON] push button remains lit.
(j) At lower Flight Director switch, press [AP ON] push button.
1
At upper Flight Director switch, verify [AP OFF FD ON] push button is not lit.
2
At lower Flight Director switch, verify [AP ON] push button is not lit.
(k) Set BAT 1, BAT 2, and AVIONICS switches to OFF positions.
(l) Disconnect 28 ±1 VDC external power from external power receptacle.
(m) Reset STARTER RELAY and FUEL PUMP RELAY circuit breakers.
15 Jun 2010