Temporary Action In Emergency; Impact Damage; Running Single Engine (Twin Engines) - Yamaha FL250A Owner's Manual

A. Connect correctly.
Q. Is heat range of spark plug incorrect?
A. Inspect spark plug and replace it with rec-
ommended type.
Q. Is high pressure fuel pump drive belt bro-
ken?
A. Have serviced by a Yamaha dealer.
Q. Is engine not responding properly to shift
lever position?
A. Have serviced by a Yamaha dealer.
Engine vibrates excessively.
Q. Is propeller damaged?
A. Have propeller repaired or replaced.
Q. Is propeller shaft damaged?
A. Have serviced by a Yamaha dealer.
Q. Are weeds or other foreign matter tangled
on propeller?
A. Remove and clean propeller.
Q. Is motor mounting bolt loose?
A. Tighten bolt.
Q. Is steering pivot loose or damaged?
A. Tighten or have serviced by a Yamaha
dealer.
EMU29433

Temporary action in emergency

EMU29441

Impact damage

EWM00870
WARNING
The outboard motor can be seriously dam-
aged by a collision while operating or
trailering. Damage could make the out-
board motor unsafe to operate.
Trouble Recovery
If the outboard motor hits an object in the wa-
ter, follow the procedure below.
1. Stop the engine immediately.
2. Check the control system and all compo-
nents for damage. Also, check the boat
for damage.
3. Whether damage is found or not, return
to the nearest harbor slowly and careful-
ly.
4. Have a Yamaha dealer check the out-
board motor before operating it again.
EMU29453

Running single engine (twin engines)

When using only one engine in an emergen-
cy, be sure to keep the unused one tilted up
and operate the other engine at low speed.
ECM00370
NOTICE
If the boat is operated with one engine in
the water but not running, water may run
into the exhaust pipe due to wave action,
causing engine trouble.
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