Onan MDJF Series Operator's Manual And Parts Catalog page 10

R e c o m m e n d e d f l u a h t y p e t h r u - h u l l
f i t t i n g a n d w a t e r f i l t e r .
T O G E N E R A T O R S E T
S E A C O C K
S T R A I N E R
v—
F L U S H T H R U - H U L L
F I T T I N G
W A R N I N G : D o not u s e s c o o p t y p e w a t e r i n l e t f i t t i n g s
o n g e n e r a t o r s e t s u s i n g A q u a l i f t m u f f l e r s y s t e m s
CAUTION
Install Siphon Break Kit #155-0950 il
exhaust injection elbow is below load
wa'er line. Locate the Siphon Break at least 12inches
above load water line and in a vertical position. Remote
mounting the siphon break is permissible within a 5 loot
radius ol water injection exhaust elbow. Vertical position
and height ol valve must be maintained.
S I P H O N B R E A K •
( S e e d e t a i l )
- H A N S E R S T R A P S
S f | V A C U U M R E L I E F V A L V E
A D A P T E R
/ " " E L B O W ( 2 )
' R U B B E R H O S E
W A T E R O U T L E T
E X H A U S T W A T E R
I N J E C T I O N E L B O W
E X H A U S T O U T L E T
T Y P I C A L A B O V E W A T E R L I N E
I N S T A L L A T I O N
N O T E :
M a k e provision for passage of air b e n e a t h
m u f f l e r to prevent condensation. .
T Y P I C A L
B E L O W W A T E R L I N E
I N S T A L L A T I O N
FIGURE 3. T Y P I C A L I N S T A L L A T I O N
Install two hold-down clamps to the drip pan (front and rear
or both sides). Secure the clamps to the mounting base. For
maximum noise reduction on Onan MDJF units, install the
Onan "Sound Shield" which is an insulated fiberglass
enclosure which completely surrounds'the generating set
(Figure 2). Openings are provided for connection to a l l 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.
shut-off valve at the tank. When the fuel tank is shared with
another engine, use a separate fuel line and return line for
each to avoid starving the plant. (Figure 4). .
If fuel l i f t must exceed 6-feet, install an auxiliary electric
fuel pump at the fuel supply.
FUEL TANK
If a separate fuel tank is used, install the tank so the bottom
is less than 6^feet below the fuel pump. The tank top must
be below fuel pump level to prevent siphoning. Install a
FUEL CONNECTION
Connect the fuel line to the fuel pump inlet. Pump is threaded
7/16-24 NPTF (American Standard Internal Tapered Pipe
Thread). Important: Always use llexible tubing between en-
gine and the luel supply.