27
S31NUK5080(2)2001-01
CONTROL
EVERY
20 h
EVERY
50 h
EVERY
100 h
UP ON
DELIVERY
Warning: these operations must be carried out with the machine off.
All periodic or extraordinary maintenance operations must be performed by skilled per-
sonnel, or by an authorised service centre.
For any maintenance work on the engine, refer to its instruction manual.
SUMMARY TABLE
(petrol-operated version maintenance)
TWICE
A
WEEK
Engine filter cleaning
Panel filter cleaning
Engine oil level check
FIRST TIME
FIRST TIME
OR WITHIN
ONE MONTH
Belt tightening
Filter shaker
Nut and screw tightening
Side and central brush
condition
Filters, gasket seal, flaps
Control devices cable
adjustment
Engine oil
replacement
OR WITHIN
EIGHT MONTHS