2010 Yamaha Motorsports FX Nytro RTX Owners Manual - Page 58
2010 Yamaha Motorsports FX Nytro RTX Manual
Page 58 highlights
Periodic maintenance and adjustment ing sound has stopped, press down on the cap while turning counterclockwise and remove it. 1 1. Left lower cover 1. Radiator cap 1 1. Left lower cover 21. Install the drive guard, the right side cover, the left side cover, and the shroud. ESU12826 Cooling system The coolant level should be checked before each ride. In addition, the cooling system must be bled at the intervals specified in the periodic maintenance and lubrication chart. EWS00390 WARNING Do not remove the radiator 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 radiator cap, and slowly rotate the cap counterclockwise to the detent. This procedure allows any residual pressure to escape. When the hiss- To check the coolant level 1. Place the snowmobile on a level surface and apply the parking brake. 2. Check the coolant level in the coolant reservoir when the engine is cold. If the coolant level is below the "LOW" mark, add coolant until it reaches the "FULL" mark. (See the following section "Replenishing the coolant" for more details.) NOTICE: If coolant is not available, use distilled water or soft tap water instead. Do not use hard water or salt water since it is harmful to the engine. If water has been used instead of coolant, replace it with coolant as soon as possible, otherwise the cooling system will not be protected against frost and corrosion. If water has been added to the coolant, have a Yamaha dealer check the antifreeze content of the coolant as soon as possible, otherwise the effectiveness of the coolant will be reduced. [ECS00492] 52