Hunter H45DS - Pickups and Strainers

Hunter 4
5
DS
• Water S
y
stems
9
.5
o
r seacock could result in a flooded boat. Next, remove
the “collector” or
g
lass encasement that houses the
screen. Remove an
y
ob
j
ects collected inside and wash
th
e
sc
r
ee
n
.
9
.4.3 A/C Pickup and Strainer
(
Air Conditionin
g
Option
)
At the end o
f
this section,
y
ou will
f
ind an illustration o
f
the
A
/C
coolin
g
water arran
g
ement. It is important to alwa
y
s
e
nsure that the intake valve
(
see mechanical arran
g
e-
ment in the Boatin
g
S
a
f
et
y
C
hapter, as well
)
is alwa
y
s
o
pen be
f
ore usin
g
the A
/C
Sy
stem. In the pumps sub-
section of this chapter
y
ou will see the ima
g
e of these
c
omponents. Fi
g
.
9
.
2
.
If
y
ou purchased
y
our boat with the air conditionin
g
o
ption,
y
ou will
f
ind the documentation
f
or the operation
of
this s
y
stem in the owner’s packet o
f
the manu
f
acturer’s
o
wner’s/o
p
erator’s manuals
.
9
.4.4 Generator Coolin
g
Pickup and Strainer
(
Generator Option
)
The
g
enerator is an en
g
ine and,
j
ust like the main
e
n
gi
nes, requ
i
res coo
li
n
g
water.
W
ater
i
s supp
li
e
d
to t
h
e
g
enerator throu
g
h the intake and strainer located
j
ust
a
f
t o
f
the
g
enerator. Raw water is taken in via the raw
water
i
nta
k
e an
d
t
h
en passes t
h
rou
gh
t
h
e stra
i
ner an
d
i
s
dischar
g
ed throu
g
h the exhaust o
f
the
g
enerator.
(S
ee
G
enerator
O
wner’s Manual
f
or more details
)
9
.4.5 En
g
ine Seacocks and Strainers
It is a ver
y
important function for
y
our main en
g
ines to
remain a speci
f
ic temperature when operatin
g
. This is
done with the aid o
f
raw water
f
rom the main en
g
ine
seacocks. Heat from the closed coolin
g
s
y
stem on the
e
n
g
ines is trans
f
erred to the cooler seawater throu
g
h
heat exchan
g
ers inside the en
g
ine. The raw water is then
dischar
g
ed throu
g
h the exhaust.
(
See Fi
g
9.4
)
To clean
y
our main en
g
ine strainer,
f
irst close the main
e
n
gi
ne seacoc
k
, remove t
h
e top cover on t
h
e stra
i
ner
r
e
m
o
v
e
th
e
sc
r
ee
n
a
n
d
c
l
ea
n
.
CAUTION
! !
A
lwa
y
s ensure en
g
ine, or
g
enerator seacocks, or
i
ntakes are open before startin
g
. Failure to do so
c
ould overheat and a dama
g
e these components
.
Before re-installin
g
the cap onto the strainer, check the
M
ore information concernin
g
the operation and main-
tenance of this s
y
stem can be found in the Waste
and
S
anitation chapter,
C
hapter 10 o
f
y
our
O
perator’s
Ma
n
ua
l
.
9
.4 Picku
p
s and Strainers
Th
ere are var
i
ous
pi
c
k
u
p
s an
d
stra
i
ners
i
nsta
ll
e
d
aboard
y
our boat. Here we will discuss the pick-ups
and strainers associated with the water s
y
stems.
9
.4.1 Pick-up
s
Pi
c
k
-ups, or t
h
rou
gh
h
u
ll
s are p
l
ace
d
i
n var
i
ous
l
ocat
i
ons
in the hull o
f
y
our boat. The intakes usuall
y
have a ball t
y
pe
valve which controls the flow of raw sea water to the spe-
c
ific component, or s
y
stem associated with the pick-up.
CAUTION
! !
It is ver
y
important that
y
ou ensure that the intake
v
alve is open before usin
g
a raw water supplied s
y
s-
t
em.
F
a
il
ure to
d
o so cou
ld
d
ama
g
e or
b
rea
k
d
own a
s
y
stem or component.
9
.4.2 Strainers
Your boat is equipped with strainers that strain the raw
water taken in the thru hulls or pickups
f
or ob
j
ects that
c
ould dama
g
e the impeller or pump equipment. Strainers
are equipped with a screen or a
f
ilter inside that collect
o
b
j
ects taken in. The
y
must be cleaned as part o
f
routine
m
ai
nt
e
n
a
n
ce
.
To clean a strainer,
f
irst, make sure that the suppl
y
valve
is in the
O
ff or closed
p
osition. Failure to close the intake