Hitches; Trailer.components; Bunk.supports - Four winns FUNSHIP Owner's Manual

NOTICE
DO NOT overload your trailer by placing
camping gear or other heavy equipment in
the boat. DO NOT exceed the GVWR rating.
Damage to the hitch, coupler, or trailer may
occur.
For.trailers,.the.steps.to.determining.correct.load..
limit.are:
(1). Locate.the.statement."The.weight.of.cargo.should.
never.exceed.the.XXX.kg.or.XXX.lbs.".on.your.
vehicle's.placard..See.Figure.S-1.
(2) This figure equals the available amount of cargo
and.luggage.load.capacity.
(3). Determine.the.combined.weight.of.luggage.and.
cargo.being.loaded.on.the.vehicle..That.weight.
may.not.safely.exceed.the.available.cargo.and.
luggage.load.capacity.
Figure S-1: Vehicle Placard
Improper.weight.distribution.can.place.excessive.
strain.on.the.towing.vehicle.and.trailer..It.can.also.
cause the trailer to "fishtail" (sway side to side). .
Be.sure.gear.and.other.items.are.distributed.evenly..
in.the.boat.
C. Hitches
The.load-carrying.capacity.of.trailer.hitches.will.vary.
between.manufacturers.and.must.equal.or.exceed.the.
GVWR..Four.Winns .trailers.use.surge.brake.systems.
®
and require a fixed hitch. Refer to Section S-2E Surge
Brakes.for.more.information.
Before.hitching.the.trailer.to.the.vehicle,.make.sure.
the.proper.size.hitch.ball.is.installed.to.match.the.
coupler...The.ball.size.is.determined.by.the.Gross..
Vehicle.Weight.Rating.or.GVWR...The.GVWR.is.
printed.either.on.the.trailer.plate.or.embossed.on.
Trailer Information - Section S
.the.tongue,.coupler.or.actuator...For.trailers.with.a.
GVWR.of.7000.pounds.or.less.a.2".ball.is.used...For.
trailers.with.a.GVWR.over.7000.pounds.a.2.5/16".ball.
is.used..This.information.may.also.be.obtained.on.our.
website.at.www.fourwinns.com...Refer.to.Section..
S-3.Operation.for.additional.information.on.hitches....
Also,.consult.your.Four.Winns.dealer.for.his.recom-
mendation.before.purchasing.a.trailer.hitch.for.your.
towing.vehicle.
To help guard against a sudden failure while in
use, do not use a worn hitch ball. Replace all
worn or damaged parts.
S - 2 TRAILER COMPONENTS
A. Bunk Supports
All.bunk.boards.are.made.of.pressure.treated.wood...
This.wood.is.rot.resistant..All.boards.are.covered.with.
a.high.quality.exterior.grade.carpet.to.protect.the.boat.
from.damage.during.normal.use..
Bunk.supports.run.parallel.to.the.keel.and.support.the.
hull,.extending.beyond.the.transom..See.Figure.S-2.
Figure S-2: Trailer Bunks
Outer.bunk.supports.provide.stability.for.the.boat....
The.inside.bunks.are.the.main.weight.bearing.mem-
bers..Side.guide-on.supports.(certain.models.only).
help.to.keep.the.boat.straight.while.driving.the.boat.
onto.the.trailer..Keeping.the.tie-downs.tightly.fastened.
will.prevent.the.boat.from.bouncing.against.the.bunk.
supports..
NOTICE
Improper trailer setup can cause hull damage.
Owner's Manual Page