To Operate As An Automatic Direction Finder - Cessna 172S NAV III Pilot Operating Handbook

SECTION 9 - SUPPLEMENTS
SUPPLEMENT 7
OPERATING LIMITATIONS
CESSNA
MODEL 172S NAV III
Refer to Section 2 of the Pilot's Operating Handbook and FM
Approved Flight Manual (POH/AFM).
EMERGENCY PROCEDURES
There is no change to the airplane emergency procedures when the
BendixlKing KR 87 Automatic Direction Finder (AD F) is installed.
NORMAL PROCEDURES
TO OPERATE AS AN AUTOMATIC DIRECTION FINDER:
1. OFFNOL Control - ON
2. Frequency Selector Knobs - SELECT desired frequency in the
standby frequency display.
3. FRQ Button - PUSH to move the desired frequency from the
standby to the active position.
4. ADF Selector Switch (on audio control panel) - SELECT as
desired.
5. OFFNOL Control - SET to desired volume level and identify that
desired station is being received.
6. PFD Softkey (on PFD) - PUSH to show BRG1 and BRG2
softkeys.
7. BRG1 or BRG2 Softkey (on PFD) - PUSH to show ADF in
Bearing Information Window.
8. ADF Button - SELECT ADF mode and note magnetic bearing on
HSI.
S7-8 U.S.
(Continued Next Page)
FM APPROVED
172SPHAUS-S7 -00