SECTION 9
CESSNA
SUPPLEMENTS
MODEL 172RG
I NTRODUCTION
This section consists of a series of supplements, each covering a single
optional system which may be installed in the airplane. Each supplement
contains a brief description, and when applicable, operating limitations,
emergency and normal procedures, and performance. As listed in the
Table of Contents, the supplements are classified under the headings of
general and avionics, and have been provided with reference numbers.
Also, the supplements are arranged alphabetically and numerically to
make it easier to locate a particular supplement. Other routinely installed
items of optional equipment, whose function and operational procedures
do not require detailed instructions, are discussed in Section 7.
Limitations contained in the following supplements are FAA
approved. Observance of these operating limitations is required by
Federal Aviation Regulations.
9-2
1 July 1979
1
PILOT'S OPERATING HANDBOOK
CARBURETOR AIR
SUPPLEMENT
TEMPERATURE GAGE
MODEL 172RG
SUPPLEMENT
CARBURETOR AIR
TEMPERATURE GAGE
SECTION 1
GENERAL
The carburetor air temperature gage provides a means of detecting
carburetor icing conditions. The gage is located on the upper right corner
of the instrument panel. It is marked in 5° increments from -30°C to +30°C,
and has a yellow arc between -15°C and +5°C which indicates the tempera-
ture range most conducive to carburetor icing.
SECTION 2
LIMITATIONS
There is no change to the airplane limitations when the carburetor air
temperature gage is installed.
SECTION 3
EMERGENCY PROCEDURES
There is no change to the airplane emergency procedures when the
carburetor air temperature gage is installed.
1 July 1979
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