2007 Yamaha Motorsports Apex RTX Owners Manual - Page 88

2007 Yamaha Motorsports Apex RTX Manual

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E_8gt.book Page 3 Tuesday, March 28, 2006 5:37 PM 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 booster battery. 11. Disconnect the red (+) jumper cable from the positive (+) terminal of the booster battery. 12. Disconnect the red (+) jumper cable from the red (+) connecting lead, and then pull the cover completely over the lead terminal. 13. Install the red (+) connecting lead into the lead holder. 14. Install the right side cover and the shroud. 4. Seized engine ...Seizure is caused by poor lubrication, inadequate fuel, or an air leak-Ask a Yamaha dealer to inspect. D. Engine power is low 1. Low coolant temperature indicator light is flashing ...Warm the engine up. 2. Faulty spark plugs ...Clean or replace the spark plugs. 3. Improper fuel flow ...See A.1. above. 4. Incorrect V-belt clutch settings for altitude or conditions ...Ask a Yamaha dealer to inspect. E. Engine constantly backfires or misfires 1. Faulty spark plugs ...Replace the spark plugs. 2. Clogged fuel system ...See A.1. above. 3. Malfunctioning T.O.R.S...See A.2. above. F. Engine overheats 1. Insufficient coolant ...Add coolant. 2. Air in cooling system ...Bleed the cooling system or ask a Yamaha dealer to inspect. 3. Leaking coolant ...Ask a Yamaha dealer to inspect. G. Snowmobile does not move 1. Malfunctioning V-belt clutch ...Ask a Yamaha dealer to inspect. 2. Drive track does not move ...Foreign object is caught in the drive track, or slide runners have melted to the slide metal due to lack of lubrication. 3. Tight, loose, or broken drive chain ...Ask a Yamaha dealer to inspect. WARNING @ Be sure to pull the lead covers back over the terminals completely. If the terminals are exposed, they could come into contact with the frame or a metal part of the snowmobile and this can cause electrical system damage or A FIRE HAZARD. @ NOTE: @ Make sure that both the red (+) connecting lead and the black (-) connecting lead are seated securely in the lead holders. @ C. Electric starter does not operate or operates slowly 1. Engine stop switch is pushed in ...Pull it out. 2. Faulty wire connections ...Check connections or ask a Yamaha dealer to inspect. 3. Discharged battery...Charge battery or see B above. 9-3

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9-3
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
booster battery.
11.Disconnect the red (+) jumper cable
from the positive (+) terminal of the
booster battery.
12.Disconnect the red (+) jumper cable
from the red (+) connecting lead, and
then pull the cover completely over the
lead terminal.
13.Install the red (+) connecting lead into
the lead holder.
14.Install the right side cover and the
shroud.
WARNING
@
Be sure to pull the lead covers back
over the terminals completely. If the ter-
minals are exposed, they could come
into contact with the frame or a metal
part of the snowmobile and this can
cause electrical system damage or A
FIRE HAZARD.
@
NOTE:
@
Make sure that both the red (+) connecting
lead and the black (-) connecting lead are
seated securely in the lead holders.
@
C. Electric starter does not operate or
operates slowly
1. Engine stop switch is pushed in ... Pull
it out.
2. Faulty wire connections ... Check con-
nections or ask a Yamaha dealer to
inspect.
3. Discharged battery... Charge battery or
see B above.
4. Seized engine ... Seizure is caused by
poor lubrication, inadequate fuel, or an
air leak—Ask a Yamaha dealer to
inspect.
D.
Engine power is low
1. Low coolant temperature indicator light
is flashing ... Warm the engine up.
2. Faulty spark plugs ... Clean or replace
the spark plugs.
3. Improper fuel flow ... See A.1. above.
4. Incorrect V-belt clutch settings for alti-
tude or conditions ... Ask a Yamaha
dealer to inspect.
E.
Engine constantly backfires or mis-
fires
1. Faulty spark plugs ... Replace the
spark plugs.
2. Clogged fuel system ... See A.1. above.
3. Malfunctioning T.O.R.S. ... See A.2.
above.
F.
Engine overheats
1. Insufficient coolant ... Add coolant.
2. Air in cooling system ... Bleed the cool-
ing system or ask a Yamaha dealer to
inspect.
3. Leaking coolant ... Ask a Yamaha
dealer to inspect.
G.
Snowmobile does not move
1. Malfunctioning V-belt clutch ... Ask a
Yamaha dealer to inspect.
2. Drive track does not move ... Foreign
object is caught in the drive track, or
slide runners have melted to the slide
metal due to lack of lubrication.
3. Tight, loose, or broken drive chain ...
Ask a Yamaha dealer to inspect.
E_8gt.book
Page 3
Tuesday, March 28, 2006
5:37 PM