Generac 86640 User Manual
Page 32
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Timing Beit instaiiation (Continued)
5. Loosen the tensioner lock nut. With all spark plugs re
moved, rotate the camshaft pulley two full turns counterclock
wise. Tighten the tensioner lock nut.
6. Check belt tension. With a force of 1.06-1.28 pounds
applied, the belt should deflect about 0.08 Inch (2mm).
7. Tighten the tensioner lock nut to 11-12 foot-pounds (15-17
N-m).
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