Pro Boat PRB2950 User Manual

Page 7

With.the.transmitter.antenna.up,.maneuver.the.Miss.
Elam.in.an.oval,.turning.only.to.the.right.at.slow.
to.medium.speeds..Make.certain.that.the.boat.and.
radio.system.are.functioning.correctly.

As.you.are.running.the.Miss.Elam.in.an.oval,.watch.
for.water.being.discharged.from.the.water.outlets.
on.the.left.side.of.the.hull..Water.flowing.from.the.
water.outlet.indicates.the.engine.is.being.properly.
cooled..If.you.do.not.notice.any.water.coming.from.
the.water.outlet,.bring.the.boat.in.and.make.sure.
that.the.water.cooling.line.and.the.water.pickup.
located.near.the.rudder.are.not.clogged.

If.at.anytime.you.notice.the.boat.and/or.radio.
system.are.not.functioning.correctly,.end.the.
operation.of.the.boat.immediately.and.do.not.run.
the.boat.again.until.you.are.confident.the.problems.
have.been.corrected.

Idle.the.boat.near.shore.and.press.the.kill.switch.
located.on.top.of.the.cockpit.as.shown.

Water Pump

The.water.pump.is.operated.from.crankcase.
pressure..Be.sure.that.water.is.exiting.the.2.water.
jackets.mounted.on.the.left.side.of.the.boat.when.
the.engine.is.running.and.the.boat.is.in.the.water..If.
water.does.not.stream.out.of.either.the.exhaust.or.
cylinder.head.cooling.ports,.immediately.stop.engine.
operation.and.remove.obstructions.in.the.lines.or.
replace.broken.cooling.lines.

Hint:.To.test.each.cooling.line.
for.obstructions.or.a.leak.in.the.
cooling.system,.place.a.piece.of.
tubing.over.the.water.inlet.tubes.
in.front.of.the.rudder.and.blow.
into.the.tube..When.testing.for.
obstructions.in.the.cooling.system,.
be.sure.to.isolate.each.system.by.
pinching.the.appropriate.water.lines.

Water-Cooled Cylinder Head and Exhaust

Manifold Cooling Jacket

The.exhaust.system.is.cooled.independently.from.
the.cylinder.head..See.line.drawings.for.proper.
cooling.line.routing..Do.not.alter.the.cooling.line.
routing.method.

Section 11: Initial Launch of the Miss Elam

Section 13: Cooling System

Section 12: Stopping the Engine

Zenoah

G26M Engine

Carburetor
Insulator Plate

Water-Cooled
Cylinder Head

Tuned Pipe

Tuned Pipe Fitting

Water Pump

Rudder
Pick-Up
Tube

Water
Outlet