ALDI FERREX 161CC User Manual page 15

the engine is running.
• If working on high grass, adjust the mowing height to reduce
the friction and prevent over loading. The optimal mowing
height should be 1/3 the height of the grass. It would affect
the work efficiency of lawn mower if too much higher or lower.
• Never change the rated speed of the engine in any way .
• Never lift or carry the mower while the engine is running.
• Stop the engine and remove the spark plug cover in these
cases:
- Before any operation under the deck.
- Before any maintenance, repairing or checking operations.
- Before carrying, lifting or removing the mower.
- If you leave the mower unattended or change the cutting
height.
- After hitting a foreign object, stop the engine and check
thoroughly the mower in order to see if it is damaged. Take
the mower to an authorised service centre to carry out any
repairs if necessary.
- If the mower vibrates in an abnormal way, take the mower to
an authorised service centre.
- Check the bolts and nuts regularly. Bolts and nuts may
vibrate loose over time.
13