PRIMUS
r
1000 Integrated Avionics System
A28--1146--112--00
Modes of Operation
8-2
ROLL HOLD MODE
The autopilot recognizes the roll hold mode as being operational when:
D
No lateral flight director mode is selected, and
D
The aircraft bank angle is greater than 6
_
, but less than 35
_
, and
D
The autopilot is engaged.
When the three conditions are met, the autopilot maintains the
established bank angle. The touch control steering (TCS) button can be
used while the bank angle is being adjusted. A typical roll hold mode
PFD is shown in figure 8--2. The ROL annunciation is shown in the PFD
lateral flight director mode annunciation area during roll hold.
30
30
30
30
2
280
AD--50972--R1@
Roll Hold Mode
Figure 8--2
