Beechcraft TRAVEL AIR 95 Shop Manual page 107

TROUBLE
PROBABLE CAUSE
CORRECTION
e. Electrical
circuit
e.
See
system
wiring diagram,
malfunctioning.
NOTE
The following
items might
aid
in ascertaining whether or not
the
distributor
valve is
functioning properly.
4. One
or more boots
do
not a. Defective wiring in
external
a. Refer
to
system wiring diagram
inflate
--
with pressure
circuit
or other units. and make
complete check,
Dis-
gage at normal
reading
connect
plug
at distributor
valve.
and
timer
cycling.
Voltage should cycle
at approxi-
mately 28 volts.
b. Faulty solenoids
in distri-
b. Measure resistance of solenoids.
butor
valve.
Reading
should be 17. 5
±
57o ohms
through the
receptacle pins.
Replace
if readings do not check.
c.
Mechanical failure in
c. Disconnect
lines
at
the
outlet
distributor valve.
ports
of
the
distributor valve
and check valve
operation
with
a gage.
If
trouble
is not found
in
the
distributor
valve,
inspect
boots and
lines
for leaks or
blockage.
5. One
or more boots inflate a. Exhaust port
of
distri-
a. Reroute
exhaust line
to
low
but
do
not
deflate
readily-
butor valve
not
vented
to
pressure
area.
with
pressure
gage at normal
low pressure area.
reading
and
timer
cycling,
b.
Vacuum
ejector on dis-
b.
Overhaul
or
replace
distributor
tributor
valve plugged
or
valve.
partially blocked.
c.
Defective
boots.
c.
Repair as prescribed in
this
section or replace.
d. Obstruction
of
lines. d.
Disconnect
line
from
exhaust
port
of distributor valve and see
if line
is clear
to
low pressure
area.
e.
Mechanical
failure
in e. With
line
disconnected
see
if
distributor
valve. exhaust port
is
discharging; if
not,
replace distributor valve.
3-74