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S
ECTION
44 DB E
E
NGINE
XHAUST
(F
. 4.5.1)
IG
B
A
UNDERWATER OUTLET
A
EXHAUST BYPASS HOSE
B
A drain plug is located on each muffler. When
servicing or winterizing, remove the plug to drain
the water out of each muffler. Replace the plug after
all water has drained from the muffler.
10. O
E
IL
XCHANGE
If equipped the oil change system, located on the
inboard port stringer, center of the port engine,
simplifies changing the oil in the engines and
44 Sedan Bridge (455 Sedan bridge)
4 • B
ILGE
C
PORT ENGINE EXHAUST
D
B
A
STARBOARD ENGINE EXHAUST
FROM PORT ENGINE
C
FROM STARBOARD
D
ENGINE
S
YSTEM
& U
NDERWATER
O
E
S
IL
XCHANGE
YSTEM
(F
. 4.5.2)
IG
A
G
H
A
DRAIN/FILL HOSE
B
PUMP
C
PUMP FLOW SWITCH
D
ON/OFF VALVE
TO STARBOARD ENGINE
E
generator. The pump is self-priming and pumps in
either direction. The oil change pump is protected
by the 12 volt OIL CHANGE PUMP breaker on the
DC breaker panel on the forward component board
in the bilge.
A. O
I
PERATING
NSTRUCTIONS
Have only one (1) valve open at a time. Make sure
other valves are closed to prevent accidental
over filling.
1.
Run engines or generator for several minutes
to warm the oil and mix the sludge.
2.
Select the first unit to be serviced. Turn the valve
to the open position, in line with valve body.
3.
Turn the pump on (switch position indicates the
direction of flow) and pump the old oil into
containers to be disposed of properly.
G
EAR
(O
)
PTIONAL
B
C
F
E
I
TO GENERATOR
F
TO PORT ENGINE
G
H
OIL EXCHANGE UNIT
OIL STORAGE BOTTLES
I
:
!
CAUTION
D
4.5
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