Piper Arrow PA-28R-201 Pilot Operating Handbook page 359

ARROW
PA-28R-201,
SECTION 3- EMERGENCY
Failure of Attitude, Airspeed and Heading
Indication: Airspeed,
Red X's.
Standby Attitude Gyro
Maintain attitude control using standby gyro.
If time and conditions permit:
PFD CircuitBreaker
If ADAHRS initialization does not occur.
On aircraft equipped with the optional second Nay Indicator (OBS):
Mechanical Nay Indicator (OBS)
Engine Instruments
The Mechanical
information directly from the No. 2 nav/comIGPS.
VLOC information is available.
Maintain attitude, airspeed and heading control using standby instruments,
and other directionalindications (such as MFD,
magnetic compass
page).
High current loads in the vicinity of the magnetic compass
can influenceits accuracy.Depending on the flight conditions,
the pilot must reduce these loads as much
insure accuracy. Tests have shown
pitot heat contribute to significantheading errors of the
magnetic compass. These items should be turned OFF
to comparing
Land as soon as practical.
ISSUED: 12, 1995
JULY
REVISED:
JANUARY
HB-PQY, Page: 9-99-(0)
PROCEDURES
Attitude, Heading
NOTE
Nay Indicator (OBS)
CAUTION
magnetic compass headings.
9,2006
Revision: 16, JANUARY 9, 2006
SECTION
SUPPLEMENT
(continued)
Reference System
(ADAHRS)
and Altitude
replaced
VERIFY
flag is pulled on gyro
PULL
Utilizefor primary navigation
Refer to Engine page of MFD
receives nay
Only
as possible to
that airconditioner and
prior
REPORT:
11 of 30,
9
16
with
ON and
and RESET
MAP/NAV
VB-1612
9-991
9-99