Piper Cherokee Six - Page 527

PIPER
CHEROKEE
SIX
SERVICE
MANUAL
9-90.
TROUBLESHOOTING.
TABLE
IX-XVII.
FUEL
FLOW
GAUGE
Trouble
Cause
Remedy
Pointer
oscillates.
Air
in
fuel
line.
Purge
line.
Gauge
reads
low
at
altitude.
Pointer
does
not
return
to
zero.
Vent
line
restricted.
Fuel
in
diaphragm
of
gauge.
Check
line
and
fittings.
Replace
gauge.
9-91.
REMOVAL
AND
REPLACEMENT.
Refer
to
Paragraph
9-74
of
this
section.
9-92.
PIPER
AUTOCONTROL
SYSTEM.
(See
AutoControl
Service
Manual)
9-93.
ANNUNCIATOR
PANEL.
9-94.
GENERAL.
The
annunciator
panel
consists
of
three
amber
lights
and
a push-button
test
switch
located
on
the
upper
left
center
portion
of
the
instrument
panel.
(Refer
to
-Figure
9-4d.)
The
panel
monitors
alternator
output,
oil
pressure
and
the
vacuum
system.
The
ALT
warning
light
will
illuminate
when
alternator
output
is
zero;
the
VAC
light
when
the
pressure
difference
is
below
3.5
in.
Hg,
and
the
OIL
light
when
the
oil
pressure
is
below
35
psi.
A
test
button
is
included
to
check
the
operation
of
the
lights.
This
installation
is
available
on
1975
models
and
up.
(Refer
to
Section
X
for
service
information.)
9-95.
TROUBLESHOOTING.
(Refer
to Table
X-III.)
9-96.
REMOVAL
AND
REPLACEMENT.
(Refer
to
paragraph
9-74.)
INSTRUMENTS
Revised:
7/28/75
I
2L11