Textron 172R180HP, Pilot Operating Handbook

Page: 179 / 396

CESSNA
MODEL 172A (180 HP)
SECTION 6
WEIGHT & BALANCE/ EQUIPMENT LIST
COMPREHENSIVE EQUIPMENT LIST
The following figure (Figure 6-9) is a comprehensive list of all Cessna equipment
which is available for the Model
172A (180
HP) airplane. This comprehensive
equipment list provides the following information in column form:
In the ITEM No. column, each item is assigned a coded number. The first
I
two digits of the code represent the assignment of the item within the Air
Transport Association Specification
100
breakdown
(11
for Paint and
Placards;
24
for Elecrical Power.
77
for Engine Indicating, etc ... ). These
assignments also correspond to the Maintenance Manual chapter
breakdown for the airplane. After the first two digits (and hyphen), items
receive a unique sequence number
(01, 02, 03,
etc ... ). After the sequence
number (and hyphen), a suffix letter is assigned to identify equipment as a
required item, a standard item or an optional item. Suffix letters are as
follows:
R required items or equipment for FAA certification
S standard equipment items
0 = optional equipment items replacing required or standard items
A
optional equipment items which are in addition to required or
standard items
In the EQUIPMENT LIST DESCRIPTION column, each Item is assigned a
descriptive name to help identify its function.
In the
REF DRAWING
column, a Cessna drawing number is provided which
corresponds to the item.
NOTE
If additional equipment is to be installed, it must be done in accordance
with the reference drawing, service bulletin or a separate FAA approval.
In the WT LBS and ARM INS columns, information is provided on the weight
(in pounds) and arm (in inches) of the equipment item.
NOTES
Unless otherwise Indicated, true values (not net change values) for the
weight and arm are shown. Positive arms are distances aft of the airplane
datum; negative arms are distances forward of the datum.
Asterisks (") In the weight and arm column indicate complete assembly
installations. Some major components of the assembly are listed on the
lines immediately following. The sum or these major components does not
necessarily equal the complete assembly Installation.
Oct 4/01
6-17