Operators Manual

Maintenance
T01072en.fm 32
7. Tighten the belt with the tension screw (2).
Belt tension 700 N (vibration frequency 98 Hz).
8. If necessary, correct the parallel alignment of the engine.
As a first step, tighten a fastening nut of the engine and correct the
alignment by means of the tension screw (2).
9. Tighten all fastening nuts of the engine as well as the jam nut (1).
10.Mount the belt guard.
Note: The frame is provided with two recesses (3) which can be used to
measure the parallel alignment of the engine.
7.9 Checking the spark plug
Remove any soot deposits from the electrodes of the spark plug using a
spark plug cleaner or a wire brush.
Check the spark plug gap and set it to 0.7 - 0.8 mm, if necessary.
Select the correct spark plug, see chapter Technical Data.
0.7 - 0.8 mm