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Service Bulletin
Bulletin No:
0021
Date:
09/10/03
Your ATV requires a break-In period just as with all other internal combustion en-
gines. This period allows the engine parts to seat and wear properly without undue
strain which can cause premature failure.
1.
For the first two weeks of operation do not run your ATV at full throttle for ex-
tended periods of time.
2.
Viper 50M/50/70/90/90R
Your first tank of fuel should be a pre-mixture of fuel and oil at a 50:1 ratio. This will
insure that the oil pump system has been primed and bled of air that may have oc-
curred in shipping.
3.
Viper Jr.
All fuel should be a pre-mixture of fuel and oil at a 50:1 ratio.
4.
Do not operate the unit at more than 85% of maximum speed.
5.
Do not over rev the engine.
Use light braking pressure to allow the brake pads to seat to the rotor and
6.
drums
.
ETON America, LLC
ATV Break-In Procedure
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