Viper 99cc Operator's Manual page 9

CHECkING aND aDDING OIl
Be sure the engine is located on a level surface before checking
or refilling oil.
1. Clean around oil fill area and drain plug. SEE FIGURE 1
2. Slide out dipstick and wipe clean with cloth. SEE FIGURE 1
3. Reinsert and tighten dipstick.
4. Slide out dipstick and check oil.
5. If oil level is below the top thread of the oil fill hole, refill to
upper level. SEE FIGURE 1
6. Change oil if contaminated.
Engine oil may be put in through the oil dipstick hole or through
the oil fill plug opening. If an oil plug is present, loosen screw
and fill oil until oil level is even with top thread in plug hole.
CHECkING aND FIllING FUEl TaNk
Be sure the engine is located on a level surface before checking
or refilling fuel. Use unleaded regular, unleaded premium
automotive fuels only. Commercial fuel may contain up to
10% ethanol. Ethanol additives to fuel are known to cause
deterioration of fuel lines and other fuel components. Viper®
recommends the addition of fuel stabilizer to protect your
engine's fuel system and prolong the life of your engine. DO
NOT mix oil with fuel.
1. Make sure engine is cool and not running while filling.
2. Remove fuel cap.
3. Fill tank to fuel level limit. SEE FIGURE 2
Note: Do not overfill.
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3. Replace cap and remove any spilled fuel before operating.
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For additional information email info@ardisam.com or call 800-345-6007 M-F 8-5
WaRNING
FUEl IS HIGHlY FlammaBlE aND mUST BE HaNDlED
WITH CaRE. NEVER FIll THE TaNk WHEN THE ENGINE
IS HOT OR RUNNING. alWaYS mOVE OUTDOORS TO
FIll THE TaNk.
oil fill area/
dipstick
oil drain plug
FIGURE 1
fuel level limit
FIGURE 2
Operator's Manual
Viper® 99cc 4-Cycle Engine
upper level
lower level
9