Recommended
flush
t)l~e
thru-hull
11Jstall
Siphon Break Kit
#15fi..0950
if
fitting
and
water
filter.
,£....0"-"''''''-
..........................
exhaust injection elbow
is
below load
wa'er line. Locate
the
Siphon
Break
at
least
12
inches
above load water
line and in a vertical position • .Remote
mounting the siphon bretic
is
permissible within a 5 foot
radius
of
water injection exhaust elbow. Vertical position
SEA
COCK
and heifiht
of
valve must be maintained.
HANElER
STRAPS
VACUUM
REL-IEF
VAL-VE
RUBBER
HOSE
WARNING:
Do
not
use
scoop
type
water
inlet
fittings
on
generator
sets
using
Aqualift
muffler
sv,nems.
SIPHON
BREAK
(See
detail)
1:;;;;;::3;1_
!!
A..!,E!!..,-.:X
~~~
~
2.
TVPICAL
ABOVE
WATER
UNE
INSTALLATION
FIGURE
3;
TYPICAL
INSTAl.LATION
Install
two
hold-down clamps
to
the
drip
pan (front and rear
shut-off valve
at
the tank.
When
the fuel tank
IS
shared with
or
both sides). Secure the clamps
to
the
mounting base. For
another engine,
use
a separate fuel line
and
return line
for
each to avoid starving the plant. (Figure 4).
maximum
noise reduction
on
Onan
MDJF
units, install the
Onan "Sound Shield" which is
an
insulated fiberglass
If
fuel lift must exceed 6-feet. install.an auxiliary electric
enclosure
which
completely surroonds the generating
set
fuel
pump
at the fuel supply.
(Figure 2). Openings are provided
for
connection
to
all
ex-
ternal
lines
and wires. Internal air ducts reduce air borne
noise
to
a
minimum.
Contact
your
local
ONAN
dealer
for
noise reduction methods and the special kits which are
available.
FUEL
CONNECTION
FU.ELTAHK
Connect the fuel line to the fuel
pump
inlet.
PUmp
is
threaded·
1£
a separate fuel tank
is
used, install the tank so the
bottom
7/16-24 NPTF (American Standard Internal Tapered Pipe
is
less
than 6-feet below the fuel
pump.
The tank
top
must
Thread).
Important: Always use flexible tubing between
en-
be
below· fuel
pump
level to prevent siphoning. Install a
gine and the
fuel
supply.
9
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