Cessna 152 1978, Pilot Operating Handbook

Page: 167 / 192

CESSNA AIRCRAFT COMPANY FOR TRAINING USE ONLY
MODEL 152 9-27
SECTION 2 – LIMITATIONS
There is no change to the airplane limitations when this avionic equipment is installed.
SECTION 3 – EMERGENCY PROCEDURES
There is no change to the airplane emergency procedures when this avionic equipment is installed.
SECTION 4 – NORMAL PROCEDURES
TO OPERATE AS A COMMUNICATIONS RECEIVER ONLY:
1. OFF/VOL Control – ON.
2. Function Selector Knob – REC.
3. Frequency Selector Knobs – SELECT operating frequency.
4. ADF SPEAKER/PHONE Switch – SELECT speaker or phone position as desired.
5. VOL Control – ADJUST to desired listening level.
TO OPERATE AS AN AUTOMATIC DIRECTION FINDER:
1. OFF/VOL Control – ON.
2. Frequency Selector Knobs – SELECT operating frequency.
3. ADF SPEAKER/PHONE Switch – SELECT speaker or phone position.
4. Function Selector Knob – ADF position and note relative bearing on indicator.
5. VOL Control – ADJUST to desired listening level.
TO TEST RELIABILITY OF AUTOMATIC DIRECTION FINDER:
1. Function Selector Knob – ADF position and note relative bearing on indicator.
2. Function Selector Knob – TEST position and observe that pointer moves away from relative
bearing at least 10 to 20 degrees.
3. Function Selector Knob – ADF position and observe that pointer returns to same relative bearing
as in step (1).
TO OPERATE BFO:
1. OFF/VOL Control – ON.
2. Function Selector Knob – BFO.
3. Frequency Selector Knobs – SELECT operating frequency.
4. ADF SPEAKER/PHONE Switch – SELECT speaker or phone position.
5. VOL Control – ADJUST to desired listening level.
NOTE
A 1000-Hz tone is heard in the audio output when a CW signal (Morse
Code) is tuned in properly.