Yamaha Apex RX10RZ Owner's Manual page 86

Troubleshooting
7. Pull the black (–) connecting lead cover
to expose the terminal through the slit in
the cover, and then connect the black (–)
jumper cable to the black (–) connecting
lead.
8. Start the engine.
9. Disconnect the black (–) jumper cable
from the black (–) connecting lead, and
then pull the cover completely over the
lead terminal.
10. Disconnect the black (–) jumper cable
from the negative (–) terminal of the bat-
tery used to jump start the engine.
11. Disconnect the red (+) jumper cable from
the positive (+) terminal of the battery
used to jump start the engine.
12. Disconnect the red (+) jumper cable from
the red (+) connecting lead, and then pull
the cover completely over the lead termi-
nal.
80
13. Install the red (+) connecting lead into the
lead holder.
14. Install the right side cover and the shroud.
TIP
Make sure that both the red (+) connecting
lead and the black (–) connecting lead are
seated securely in the lead holders.
Electric starter does not operate or
operates slowly
Engine stop switch is pushed in: Pull it out.
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Faulty wire connections: Check connec-
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tions or ask a Yamaha dealer to inspect.
Discharged battery: Charge battery or see
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"Discharged battery" above.
Seized engine: Seizure is caused by poor
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lubrication, inadequate fuel, or an air leak.
Ask a Yamaha dealer to inspect.
Engine power is low
Low coolant temperature indicator light is
G
flashing: Warm the engine up.
Faulty spark plugs: Clean or replace the
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spark plugs.
Improper fuel flow: See "Engine turns over
G
but does not start–Fuel system" above.
Incorrect V-belt clutch settings for altitude
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or conditions: Ask a Yamaha dealer to in-
spect.
Engine constantly backfires or mis-
fires
Faulty spark plugs: Replace the spark
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plugs.
Clogged fuel system: See "Engine turns
G
over but does not start–Fuel system"
above.
Malfunctioning T.O.R.S.: See "Engine turns
G
over but does not start–Electrical system"
above.
Engine overheats
Insufficient coolant: Add coolant.
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Air in cooling system: Bleed the cooling sys-
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tem or ask a Yamaha dealer to inspect.