Operator's Manual
Viper® 212cc 4-Cycle Engine
Check for parts online at
www.ardisam.com
or call 800-345-6007 M-F 8-5
14
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AIR FILTER
Refer to maintenance schedule for suggestions on when to
service your air filter.
Clean filter daily in extremely dusty
conditions.
Remove/Install Air Filter as follows:
SEE FIGURE 13
1. Remove air cleaner cover.
2. Remove the air filter element.
3. Replace with clean or 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 when washing, do not twist.
2. Rinse in warm water until soap and dirt are removed.
3. Dry filter by wrapping in a clean cloth and pressing filter
until it is dry.
CAUTION
NEVER RUN ENGINE WITHOUT AIR FILTER
PROPERLY INSTALLED. ADDED WEAR AND
ENGINE FAILURE MAY OCCUR IF AIR FILTER IS NOT
INSTALLED ON ENGINE.
AIR FILTER COVER
AIR FILTER ELEMENT
AIR FILTER BASE
FIGURE 13
SPARK PLUG
The recommended spark plug is a F6TC (NGK BP6ES).
Check and Change Spark Plug as follows:
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 on previous
page.
3. Remove spark plug and replace if any of the following
occur; pitted electrodes, burned electrodes, cracked
porcelain, or deposits around electrodes.
4. After analysis, seat spark plug and tighten with spark
plug wrench to compress the sealing washer.
SEE
FIGURE 11 on previous page.
•
Reinstall original spark plug, tighten additional 1/2
turn.
•
Installing new spark plug, adjust spark plug gap to
0.030” (0.6-0.7 mm) and tighten additional 1/8 – 1/4
turn.
NOTE: Loose spark plug may overheat and damage
engine. Over tightened spark plug may damage
threads in the cylinder head.
Spark Plug Maintenance
Spark plug should be removed, cleaned and gap adjusted
after approximately fifty hours of operating time.
NOTE: A sand blaster should not be used to clean spark
plugs. Microscopic particles remaining in the plug
may score the engine cylinder during operation.
Use solvent and a wire brush to clean the plug and
compressed air to blow out completely.
