18
Back of System
Top of Cap
Place new O-ring in bottom
half of groove.
Place your thumbs on each
side of the cap over the
O-ring in the groove.
Bottom half
of groove
Top half of
groove
Bottom half
of groove
Top half of
groove
To replace, simply unscrew old knob and replace with the new
one.
Replacing Knobs
Lubricate O-ring every
couple of months with
silicone lubricant that
came with your Sparco
System.
DO NOT USE petroleum
based lubricants.
continued... System Maintenance
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Replacing the Cap O-Ring
Product # 01-22-9970
Roll your thumbs back and
forth over the O-ring while
pushing upward until the
O-ring falls into the top of
the groove.
Remove old O-ring.