2008 Yamaha Motorsports Apex M-TX Owners Manual - Page 70
2008 Yamaha Motorsports Apex M-TX Manual
Page 70 highlights
Periodic maintenance Checking the brake fluid level EWS00460 WWARNING Be careful that water does not enter the master cylinder when refilling. Water will significantly lower the boiling point of the fluid and may result in vapor lock. If the brake fluid level goes down, consult a Yamaha dealer. ECS00550 • All oil seals of the master cylinder and caliper cylinder • The brake hose ESU12141 Skis and ski runners Check the skis and ski runners for wear and damage. Replace if necessary. CAUTION: Brake fluid may deteriorate painted surfaces or plastic parts. Never spill any fluid. If any is spilled, clean it up immediately. Place the snowmobile on a level surface. Check that the brake fluid is above the lower level and replenish when necessary. 1. Ski runner wear limit 1. Lower level 1 . Ski wear limit Specified brake fluid: DOT 4 Changing the brake fluid E WARNING EWS00470 Ski runner wear limit: 8 mm (0.31 in) Ski wear limit: RX10R / RX10RTR / RX10LT 12 mm (0.47 in) RX10MT / RX10MTA 24 mm (0.94 in) ECS00560 Make sure that the brake fluid and the above parts are replaced by a Yamaha dealer. Brake fluid replacement is necessary when the following components are replaced during the periodic maintenance or if they are damaged or leaking. CAUTION: Avoid scratching the skis when loading and unloading the snowmobile, when riding in areas with little or no snow, or on sharp edges such as concrete, curbs, etc. This will wear or damage the skis. 64