Flywheel, Ignition System - Snapper 212CST Service Manual

Reinstall clutch drum assembly by first
reinserting washer into fan housing,
rounded portion of washer facing in.
Lightly coat the housing where the
bearing will be inserted with clean 30 -
weight oil. Pressing on the center of the
drum, press the assembly in until it seats.
Be certain that assembly is not uneven
when applying press force. See Figure
5.
B. FLYWHEEL, IGNITION SYSTEM
1. Remove the flywheel by holding the en¬
gine slightly off the table and tapping
the non-magnetic side of the flywheel
with a plastic hammer. Once loosened,
pull the flywheel off the crankshaft. See
Figure 7.
plastic •
MALLET
Tt-
■ PRESS CLUTCH
DRUM & BEARING
ASSEMBLY INTO
HOUSING
\\f'
TAP NON- -
MAGNETIC
SIDE OF
FLYWHEEL
UNTIL x
LOOSENED jA
MAGNETIC SIDE
OF FLYWHEEL
FIGURE 5
FIGURE 7
Clutch removal is made easy with special
tool, part number 42186 . First, remove
the spark plug and insert a knotted piece
of rope into the cylinder to act as a piston
stop. Remove clutch in a counter-clock¬
wise direction. Any portion of the clutch
may be serviced separately by removing
the two clutch springs. See Figure 6.
2
.
As a general rule, the magnet on the fly¬
wheel should be strong enough to hold
the flywheel to a screwdriver. Letters on
on the flywheel "S" (SEM) stand for the
brand of the ignition that the flywheel
should be keyed to.
NOTE
r~
ytVc C'*ff( /- i *
Exception, SEM AM 32 ignitomshould be
keyed to the keyway for Wabash ignitions.
3. A sheared woodruff key will adversely
affect the timing of the engine. Ensure
that the key is in excellent condition be¬
fore reinstalling the flywheel. Torque
flywheel nut on clutch to 150-165 lbs. »«
4. The theory that an "ignition either works
or does not work" is not always true.
Electronic Ignitions can produce inter¬
mittent spark or spark only at certain
temperatures. Refer to the troubleshoot¬
ing guide when in doubt about ignition
problems. Replace the ignition by
removing the two retaining screws and
disconnecting the module wires. See
Figure 8.
FIGURE 6
6