Trouble Shooting Chart
PROBLEM:
POSSIBLE CAUSE:
Poor speed or fuel economy:
*Wrong propeller for load or conditions.
*Trim
is
in
too
far.
*Load
is
to
far
forward
or
to heavy, or boat has taken on water.
*Marine
growth
on
hull,
Line
or
anchor
dragging.
*Fuel
is
stale
or
partially
blocked, engine is worn, out of tune or under-
powered
.
*Improper
rigging,
air
intake or exhaust partially blocked.
Engine cranks but will not start:
*Out of fuel, filter is clogged, fuel line kinked or fuel vent plugged.
*Water in fuel.
*Engine
problem,
(electrical, fuel pump, blockage, etc.).
*Safety
shut
down
switch lanyard not installed.
Engine will not crank:
*Drive is in gear (check operation of the throttle release).
*Battery
is
weak
or
terminals corroded or loose.
*Engine
or
drive
damage.
Engine runs but boat won’t go:
*Throttle release is engaged.
*Disconnected
shift
linkage.
*Damaged
prop,
or lower drive unit.
*Entangled
in
lines
or weeds, or Anchor is down.
Prop cavitates:
*Trim out too far, motor to high.
*Weeds
on
prop.
*Bow
heavy,
damage
to
hull.
Excessive vibration:
*Propeller, engine, or drive unit damaged.
*Hull
damage.
Boat won't turn:
*Steering unit needs fluid or has trapped air, tiller is disconnected. (Helm turns)
*Steering
trunion
or
mechanism jammed. (Helm won't turn)
Electrical
problems
*Corroded wires, terminals, or plugs.
(See wiring diagram)
*Broken, loose or short circuited wires.
*Circuit
breaker
tripped.
*Defective
switch,
device
or
breaker.
*Inline
fuse
burnt
out.
*Overloaded
circuit.
Handling problems like:
Porpoises
*Trimmed
out
too far, damaged hull (rocker), trim tabs up, stern heavy.
Runs wet
*Trimmed in too far, bow heavy, trim tabs down, overloaded for conditions.
Hard ride
*Stern heavy, trimmed in too far, going to fast for conditions.
Lists
*Loaded to one side, trim tabs set wrong, trimmed to far in, fuel tanks uneven.
Over banked in turn
*Trimmed in too far, improperly located load, throttle advanced too far.
Catches in turns
*Damaged hull (hook), stern heavy, trim tabs down.
