GGP ITALY SB 28 Manual De Instrucciones página 114

112
EN
8. MAINTENANCE AND STORAGE
Correct maintenance is essential to maintain the
original efficiency and safety of the machine over
time.
WARNING!
ra tions:
– Remove the spark plug cap.
– Wait until the engine is sufficiently cold.
– Use protective gloves when handling the
blades.
– Keep the blade protection device on, except
when intervening directly on the blade.
– Never dispose of oils, fuel or other polluting
materials in unauthorised places.
CYLINDER AND SILENCER
To reduce fire risks, periodically clean the cylinder
flaps with compressed air and clear the silencer
area to get rid of sawdust, branches, leaves or
other debris.
STARTING SYSTEM
To avoid overheating and damage to the engine,
always keep the cooling air vents clean and free
of sawdust and debris.
The starter rope must be replaced as soon as it
shows signs of wear.
NUTS AND SCREWS
Periodically check that all the nuts and screws are
securely tightened and the handgrips are tightly
fastened.
CLEANING THE AIR FILTER (Fig. 17)
IMPORTANT
sential to guarantee the efficiency and duration of
the machine. Do not work with a damaged filter or
without a filter, as this could permanently damage
the engine.
It must be cleaned after every 15 working hours.
Clean the filter as follows:
– P ress the button (1), turn the cover (2) over and
remove the filter element (3).
– W ash the filter element (3) with soap and wa t er.
Do not use petrol or other solvents.
– L eave the filter to dry in the open air.
– R efit the filter element (3) and close the cover (2)
pushing until it clicks into place.
During maintenance ope­
Cleaning the air filter is es­
MAINTENANCE AND STORAGE
CHECKING THE SPARK PLUG (Fig. 18)
Periodically remove and clean the spark plug us-
ing a metal brush to get rid of any deposits.
Check and reset the correct distance between the
electrodes.
Replace the spark plug and fasten it firmly using
the supplied wrench.
The spark plug must be replaced with one with
the same characteristics whenever the electrodes
have burnt or the insulation has worn, and in any
case every 100 working hours.
TUNING THE CARBURETTOR
The carburettor is tuned by the manufacturer to
achieve maximum performance in all situations,
with a minimum emission of toxic gas in compli-
ance with the regulations in force.
In the case of poor performance contact your
Dealer for a check of the carburetion and engine.
• Tuning minimum speed
WARNING!
not move when the engine is running idle. If
the cutting device moves when the engine is
running idle, contact your dealer to correctly
regulate the engine.
ANGLE TRANSMISSION (Fig. 19)
Lubricate with lithium-based grease.
Remove the screw (1) and put in the grease, turn-
ing the shaft manually until grease emerges, then
replace the screw (1).
SHARPENING THE 3 or 4 POINT BLADE
(Fig. 20)
WARNING!
sharpening is done without removing the
blade, disconnect the spark plug cap.
Sharpening must be done taking account of the
type of blade and cutting edges, using a flat file
and working all the points equally.
The cutting device must
Use protective gloves. If