Cessna 1969-1976 172 Series Service Manual page 221

ENCODING ALTIMETER INSTALLATION
Detail
F
L-1
Detail
F
SERIALS 17263459 THRU 17265684
BEGINNING WITH SERIALS 17265685
24. Backup Altimeter
25. Vertical Speed Indicator
26. Encoding Altimeter
27. Airspeed Indicator
28. Pitot Line
29. Static Line
30. Cable (To Transponder)
Figure 15-2. Pitot-static Systems (Sheet 2 of 2 )
Change 3 15-4A/(15-4B blank)