2007 Yamaha Motorsports Phazer Owners Manual - Page 62
2007 Yamaha Motorsports Phazer Manual
Page 62 highlights
14. Install the bottom panel and the right lower cover, and then install the right side cover. CAUTION: @ If oil is leaking or the oil level warning indicator comes on when the engine is running, immediately turn the engine off and have a Yamaha dealer check the snowmobile. Continuing to operate the engine under such conditions could cause severe engine damage. @ ESU05330 Cooling system Bleeding the cooling system WARNING @ G G Do not remove the coolant reservoir cap when the engine is hot. Scalding hot fluid and steam may be blown out under pressure, which could cause serious injury. When the engine has cooled, place a thick rag or towel over the coolant reservoir cap, and slowly rotate the cap counterclockwise to the detent. This procedure allows any residual pressure to escape. When the hissing sound has stopped, press down on the cap while turning counterclockwise and remove it. The cooling system must be bled of air if the coolant reservoir becomes empty, if air can be seen in the cooling system, or if there is a cooling system leak. Consult a Yamaha dealer. @ 1 Coolant reservoir 2 Coolant reservoir cap CAUTION: @ Operating the engine with an improperly bled cooling system can cause overheating and severe engine damage. @ 8-14