vision microsystems VM1000 - Fuel Computer Wiring

14
SECTION
I INS'I'ALLA'I'ION
1.4.1
FUEL PRES.
TRANSDUCER
INST.
(P/N
3010016,171
The
transducer
is
mounted
in the cabin
area
or engine
compartment,
at
your
option.
+
DO
NOT: MOUNT
TRANSDUCER DIRECTLY
ON ENGINE.
-
DO NOT:
mount lhe
transducer
where
fluids may contact
it
during operation
or maintenance.
=)
DO NOT: solder
onto terminal
lugs
of the
transducer.
Mount
the
transducer
using the
provided
'Adell' clamp
to
a
STATIONARY
location then
safety wire
it to the
clamp. Connect
using the appropriate
aircraft
grade
hose
and
fittings.
The
transducer
has
a 1/8 NPT externalthread
to accommodate
many
plumbing
options. BE CAREFUL
not
to
dent
or
deform
the transducer
in
any
way or improper operation
will result.
Do not
block the
tiny vent
hole
centered on
the back
of the transducer
between
the
terminals.
FOR
CARBURETED
ENGINES,
the
fuel
pressure
should
be
measured near
the
carburetor
inlet.
FOR INJECTED
ENGINES,
the
fuel
pressure
is measured
at lhe
fuel
inlet
to the
fuel controller
assembly
(
NOT
at the fuel
flow
divider)
The iransducer
has a 1/8
NPT external
pipe
thread to
accommodate
many
plumbing
options.
Use
only a'ircraft
grade
fittings
and hoses
and
proper
techniques.
'**
CAUTION***
Always
discharge
yourself
to
ground
before
wiring'
1.3.3
FUEL COMPUTER
XDUCER
WIRING
DPU
TERM.
CABLE
COLOR
XDUCER
PIN
/ WIRE
XDUCER
DESCR.
XDUCER
PART NO.
J4-7
BLK
BLK
FUEL
FLOW
301 0032
J4-8 RED
RED
ta
J4-9
WHT
WHT
$
3a
J3-5
WHT
PIN
1
FUEL
PRES
301
001 7
J3-6 GRN
PIN 3
a3
3l
J3-7 RED
PIN
4
tt
ta
J3-8 BLK
PIN
2
aa
al
NOTE: Connect
cable
bare
shield
wire
to
cable
BLK
wire at DPU
and
snip
off
shield
wire excess
at
sensor
end.
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