2011 Yamaha Motorsports Apex Owners Manual - Page 74
2011 Yamaha Motorsports Apex Manual
Page 74 highlights
Periodic maintenance and adjustment 2 1 1. Lower level 3 Specified brake fluid: DOT 4 1. Drive sprocket tooth 2. Measuring point height: 20 mm (0.79 in) 3. Drive sprocket tooth width ESU12144 Changing the brake fluid EWS00471 Skis and ski runners Check the skis and ski runners for wear and damage. Replace if necessary. WARNING Make sure that the brake fluid and the following 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. G All oil seals of the master cylinder and caliper cylinder G The brake hose ESU13612 1 1. Ski runner wear limit Extrovert drive sprocket Check the extrovert drive sprocket for wear and damage. Replace if necessary. To measure the drive sprocket wear 1. 2. Measure 20 mm (0.79 in) up from the bottom of a drive sprocket tooth. Measure the drive sprocket tooth width at the height measured in step 1. If the tooth width is less than 13 mm (0.51 in), replace the drive sprocket. 1 2 1. Ski wear limit 2. Ski runner 68
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