Viper 39570 Mode D'emploi page 14

AIR FILTER
Refer to maintenance schedule for suggestions on when to
service your air filter. Clean filter daily in extremely dusty
conditions.
REMOVING/INSTALLING AIR FILTER. SEE FIGURE 13.
1. Remove air filter cover.
2. Remove the air filter element.
3. Replace with new air filter element.
4. Replace air filter cover.
WASH AIR FILTER AS FOLLOWS:
1. Wash in warm water with mild soap until dirt and debris
are removed. Press filter element when washing, do not
twist.
2. Rinse in warm water until soap and dirt are removed.
3. Dry filter element by wrapping in a clean cloth and
pressing filter until it is dry.
4. Oil filter thoroughly with common household lubricating
oil and press out any excess oil.
5. Attach the filter element and air filter cover to the
air filter base.
SPARK PLUG
The recommended spark plug is listed in the Specifications
Section on Page 7.
CHECKING AND CHANGING SPARK PLUG
1. Check spark plug every 50 operating hours.
2. Disconnect the spark plug cap, and clean any debris from
around the spark plug area. SEE FIGURE 11.
3. Remove spark plug and replace if any of the following
occur; pitted electrodes, burned electrodes, cracked por-
celain, or deposits around electrodes.
4. After analysis, seat spark plug and tighten with spark plug
wrench to compress the sealing washer. For spark plug
gap, see Specifications Section on Page 7.
NOTE: Loose spark plug may overheat and damage engine.
Over tightened spark plug may damage threads in the cylinder
head.
14 Get parts online at www.ardisam.com or Call 800-345-6007 M-F 8-4:30 CST
CAUTION
NEVER RUN ENGINE WITHOUT AIR FILTER PROPERLY
INSTALLED. ADDED WEAR AND ENGINE FAILURE MAY
OCCUR IF AIR FILTER IS NOT INSTALLED ON ENGINE.
Operator Manual
39570 ENGINE
AIR FILTER
COVER
AIR FILTER
ELEMENT
AIR FILTER
BASE
FIGURE 13