Drive Coupling Removal - Yamaha WaveRunner FZR-GX1800 Service Manual

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Generator cover and flywheel magneto
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Drive coupling removal

WARNING
When using a heat gun, protect your hands
by wearing heat-resistant gloves. Compo-
nents become hot enough to cause burns.
1. Remove:
• Holder 1
• Drive coupling 2
Removal steps:
1. Heat the holder 1 and drive coupling 2
for 20-30 minutes with a heat gun 3.
NOTICE
• Do not use a gas torch.
• Be careful not to damage the wiring har-
ness when using the heat gun.
TIP
Heat the holder 1 and drive coupling 2 with a
heat gun 3 at approximately 200 °C (392 °F).
2. Hold the drive coupling 2 with the special
service tool 4, and then loosen the holder
1 with a hexagon bit socket 5.
TIP
• The holder 1 has left-hand threads. Turn the
holder clockwise to loosen it.
• Use a 12 mm hexagon bit socket 5 with a
length of 150 mm or more.
3. Hold the transfer shaft 6 with the special
service tool 7, and then remove the drive
coupling 2 with the special service tool 4.
Coupler wrench 4:
90890-06729
Crankshaft holder 7:
90890-06732
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