Cooling System - Yamaha RS90K Manuel D'atelier

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COOLING SYSTEM

COOLING SYSTEM
Coolant replacement
NOTE:
The coolant should be changed at least every sea-
son.
1. Place the machine on a level surface.
2. Make sure that the carburetor coolant shut-off
lever 1 is turned to "ON" a.
(for RS90M)
3. Remove:
• Coolant filler cap 1
WARNING
Do not remove the coolant filler cap 1 when the
engine is hot. Pressurized scalding hot fluid
and steam may be blown out, which could
cause serious injury. When the engine has
cooled, place a thick rag or a towel over the
coolant filler cap. Slowly turn the cap counter-
clockwise until it stop. This allows any residual
pressure to escape. When the hissing sound
has stopped, press down on the cap while turn-
ing it counterclockwise to remove it.
4. Place an open container under the coolant
hoses.
5. Disconnect:
• Coolant hoses 1
6. Drain the coolant.
NOTE:
Lift up the tail of the machine to drain the coolant.
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INSP
ADJ