2011 Yamaha Motorsports Big Bear 400 4x4 IRS Owners Manual - Page 53

2011 Yamaha Motorsports Big Bear 400 4x4 IRS Manual

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Page 53 highlights

Since the engine is brand new, do not put an excessive load on it for the first 320 km (200 mi) or 20 hours. The various parts in the engine wear and polish themselves to the correct operating clearances. During this period, prolonged full-throttle operation or any condition that might result in engine overheating must be avoided. 0-160 km (0-100 mi) or 0-10 hours Avoid prolonged operation above 1/2 throttle. Vary the speed of the ATV regularly. Do not operate it at one set throttle position. 160-320 km (100-200 mi) or 10-20 hours Avoid prolonged operation above 3/4 throttle. Rev the engine through the gears freely, but do not use full throttle at any time. 320 km (200 mi) or 20 hours and beyond The ATV can now be operated normally. ECB00220 EBU20722 Parking When parking the ATV, shift into first gear, stop the engine, apply the parking brake, and then turn the fuel cock to "OFF". 6 1. Parking brake lock plate NOTICE If any engine trouble should occur during the engine break-in period, immediately have a Yamaha dealer check the ATV. 6-6

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6-6
6
Since the engine is brand new, do not put an ex-
cessive load on it for the first 320 km (200 mi) or 20
hours. The various parts in the engine wear and
polish themselves to the correct operating clear-
ances. During this period, prolonged full-throttle
operation or any condition that might result in en-
gine overheating must be avoided.
0–160 km (0–100 mi) or 0–10 hours
Avoid prolonged operation above 1/2 throttle. Vary
the speed of the ATV regularly. Do not operate it at
one set throttle position.
160–320 km (100–200 mi) or 10–20 hours
Avoid prolonged operation above 3/4 throttle. Rev
the engine through the gears freely, but do not use
full throttle at any time.
320 km (200 mi) or 20 hours and beyond
The ATV can now be operated normally.
NOTICE
ECB00220
If any engine trouble should occur during the
engine break-in period, immediately have a
Yamaha dealer check the ATV.
EBU20722
Parking
When parking the ATV, shift into first gear, stop the
engine, apply the parking brake, and then turn the
fuel cock to “OFF”.
1.
Parking brake lock plate