Piper PA 28-181 User Manual

PIPER ÄIRCRAFT
CORPORATION
PA-24-181,
ARCHERII
SECTION
6
WEIGHT
AND BALANCE
6.9
INSTRUCTIONS
FOR
USING THE
WEIGHT AND
BALANCE
PLOTTER
This
plouer
is
provided
1o enable ü€
pilot quickly
and conveniendy
to:
(a)
Determinc
thc total weighr
and C.C.
posirion.
(b)
Decide
how !o change
his lmd if his first
loading is not
within rhe
allowable ervelope.
Hcat
can warp
or
ruin
rhe
plorter
if it
is lefr in
the sunlight. Repläce-
menl
plotteß
may
b€
purchased
from Piper
dcalers and
distribulors.
The
"Basic
Empty Weight
and Cenlcr of
Gravity" locarion is
taken
from
the Weight
and Balance Form (Figure
6-5), thc Weight
and
Bataoce
Record
(Figure
6-7) or üe latest FAA
major repair
or allcrärion form.
The
plotter
enables rhe user
to add weights
and corrcsp,onding momentl
graphically.
The effect
of adding or disposing
of useful load
can easily b€
sccn. The
ploller
does nor cover
the siruarion where
cargo is loaded in
locations
othcr lhan on the
seats or in lhc
baggage compartmenF.
Brief instructions
a.re
given
on thc
plotrer
ilself. To
usc ii, first
plot
a
poin!
on
the
grid
to locatc the
basic weight
and C.G. Iocarion. This
can bc
put
on morc
or less
p€rmanenlly
be.ause ir will
nor change
until airplane
is modified.
Nert,
posiliofl
rhe zero wcighr
end ofany
one ofrhe loading
stols
ovcr üis
point.
Using a
pcncil,
draw
a
line
along
üe slot ro lhe weight which
will
be carried in
that
locarion.
Then
posirion
the
zcro wcigh!
end of thc
ncil
slot
ovcr the end
of üüs linc and draw
anorher linc rcprcscnring
rhe weight
which will
bc locabd in this
seaond
posilion.
When all
the
loads
havc been
drawn in üis manner,
tlc findl
end of the segmentcd
line locatcs
the tolal
load and
the C.C.
posilion
of rhe airplanc for
rakeoff. If
this
poinr
is not
within the allowable
envelopc it will
b€ nccessäry
to
remove
fuel,
baggage, or
passcngqs
and
/or
to
rcarrange
baggagc
and
passengers
1o
gc!
the final
poinl
ro fdll within
the envelopo
Fucl
bum-off does not significanlly
allect
üe ccnlcr of
gravily.
ISSUED: I{AY 29,
1980
REYISED:
JULY
21, 1982
REPORT:
VB-1120
6-t2a

Piper PA 28-181 Specifications

General

Manufacturer	Piper Aircraft
Engine	Lycoming O-360-A4M
Horsepower	180 hp
Wingspan	35 ft 6 in (10.82 m)
Height	7 ft 3 in (2.21 m)
Maximum Takeoff Weight	2, 550 lb (1, 157 kg)
Seating	4
Service Ceiling	14, 100 ft
Fuel Capacity	50 US gal (190 L)
Propeller	Fixed Pitch