Adjusting     T Rim     A Ngle     F Or     H Ydro     T Ilt; Models; Adjusting     B Oat     T Rim - Outboards Group F50A Owner's Manual

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Operation
 
To     r aise     t he     b ow     ( trim-out),     p ress     t he     s witch
 
 
"     ( up).
"
To     l ower     t he     b ow     ( trim-in),     p ress     t he     s witch
 
 
"     ( down).
"
Make     t est     r uns     w ith     t he     t rim     s et     t o     d ifferent
angles     t o     f ind     t he     p osition     t hat     w orks     b est     f or
your     b oat     a nd     o perating     c onditions.
 
Adjusting     t rim     a ngle     f or     h ydro     t ilt  
models  
 
 
WARNING
 
S top     t he     e ngine     b efore     a djusting     t he
l
 
trim     a ngle.
    B e     s ure     a ll     p eople     a re     c lear     o f     t he     o ut-
l
board     m otor     w hen     a djusting     t he     t rim
angle,     a lso     b e     c areful     n ot     t o     p inch     a ny
body     p arts     b etween     t he     d rive     u nit     a nd
 
clamp     b racket.
    U se     c aution     w hen     t rying     a     t rim     p osition
l
for     t he     f irst     t ime.     I ncrease     s peed     g radu-
ally     a nd     w atch     f or     a ny     s igns     o f     i nstabil-
ity     o r     c ontrol     p roblems.     I mproper     t rim
angle     c an     c ause     l oss     o f     c ontrol.
 
 
Stop     t he     e ngine.
1.
 
Place     t he     t ilt     l ock     l ever     i n     t he     r elease     p o-
2.
 
sition.
 
Hold     t he     r ear     o f     t he     t op     c owling     w ith     o ne
3.
hand     a nd     t ilt     t he     e ngine     t o     t he     d esired
 
angle.
 
Place     t he     t ilt     l ock     l ever     b ack     i nto     t he     l ock
4.
 
 
 
64
 
 
 
 
 
 
position     t o     s upport     t he     e ngine.
To     r aise     t he     b ow     ( "trim-out"),     t ilt     t he     e ngine
 
 
up.
To     l ower     t he     b ow     ( "trim-in"),     t ilt     t he     e ngine
 
 
down.
 
Make     t est     r uns     w ith     t he     t rim     s et     t o     d ifferent
angles     t o     f ind     t he     p osition     t hat     w orks     b est     f or
your     b oat     a nd     o perating     c onditions.
 
Adjusting     b oat     t rim  
When     t he     b oat     i s     o n     p lane,     a     b ow-up     a ttitude
results     i n     l ess     d rag,     g reater     s tability     a nd     e ffi-
 
ciency.   T his   i s   g enerally   w hen   t he     k eel     l ine     o f
the     b oat     i s     u p     a bout     3     t o     5     d egrees.     W ith     t he
 
bow     u p,     t he     b oat     m ay     h ave     a     g reater     t enden-
 
cy     t o     s teer     t o     o ne     s ide     o r     t he     o ther.     C ompen-
 
sate     f or     t his     a s     y ou     s teer.     W hen     t he     b ow     o f
 
the     b oat     i s     d own,     i t     i s     e asier     t o     a ccelerate
from     a     s tanding     s tart     o nto     p lane.
 
 
 
 
 
 
 
 
 
 
 
Bow     U p
 
Too     m uch     t rim-out     p uts     t he     b ow     o f     t he     b oat
 
too   h igh   i n   t he   w ater.   P erformance   a nd   e con-
 
omy     a re     d ecreased     b ecause     t he     h ull     o f     t he
 
boat     i s     p ushing     t he     w ater     a nd     t here     i s     m ore
 
air     d rag.     E xcessive     t rim-out     c an     a lso     c ause
 
the     p ropeller     t o     v entilate,     w hich     r educes     p er-
formance     f urther,     a nd     t he     b oat     m ay     " por-
poise"     ( hop     i n     t he     w ater),     w hich     c ould     t hrow
 
the     o perator     a nd     p assengers     o verboard.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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