Piper CHEROKEE ARCHER II Pilot Operating Handbook page 121

SECTION
7
DESCRIPTION AND OPERATION
PIPER
AIRCRAFT CORPORATION
PA.28.I8I,
CHEROKEE ARCHER
tr
Fuel quantity and
pressure
are indicated
on
gauges located
in
a
cluster
on
the
left
side
of
the
instrument panel.
An
engine
priming
system is
provided to facilitate starting. The primer pump
is
located to the immediate
left of
the
throttle quadrant (refer
to
Figure
7-5).
7,15
ELECTRJCAL SYSTEM
The electrical system includes
a l4-volt,
60 amp alternator, a l2-volt
battery,
a
voltage regulator,
an
ovewoltage relay and a master switch relay (Figure
7-ll).
The battery is mounted
in
a thermoplasticbox
immediately
aft
of
the
baggage
compartment. The regulator and overvoltage relay are located on
the
forward
left
side
of
the
fuselage
behind the instrument
panel.
Electrical switches are located
on
the right center instrument panel, and
the circuit
breakers
are
located on the lower
right instrument panel. A rheostat switch on the
left
side
of the switch panel
controls
the navigational lights and the radio lights. The similar switch on the rieht
side
controls and dims the panel
lights.
Standard electrical accessories
include
a
statter, electric fuel pump, stall
warning
indicator,
cigar
lighter, fuel gauge,
ammeter, and annunciator
panel.
The annunciator panel includes alternator
and
low oil
pressure indicator lights. When the optional
ryro
system
is installed, the annunciator panel
also
includes
a
low vacuum indicator
light
The annunciator panel
li&ts
are
provided only
as
a warning
to
the
pilot that
a
system
may not be operating properly, and that
he
should check and monitor the applicable system gauge
to
determine when or
if
any
necessary
action
is
required.
Optional elechical
accessories
include navigation lights, anti-collision light, landing light, instrument
lighting, and cabin dome
light. Circuit;
will
handle
the
addition
of
communications and navigational
equipment.
WARNING
Strobe lights should not
be
operating when flying through overcast
and
clouds sincc reflccted light can produce spacial disoricntation.
Do not
operate
strobc lights in
closc
proximity to ground, during
takeoff and landing.
The words "master
switch'
used
hereaftcr
in this manual indicate both
sides
of the switch; battery
side
*BAf
and alternator
side
*ALT'
are
to
bc depresscd simultaneously
to OFF or ON
as
directed.
REPTORT:
VF790
7-to
ISSUED: JLJNE
18,lYl6
REVISED: MAY23,
t9t0