After stopping the engine the rotating parts,firmly until they stop. In case of emergency the
blade or nylon string head, keep spinningabove delay can be abbreviated by scraping the
by inertia for a few seconds. Grip the machineblade supporting cup parallel on the ground.
G. Carburetor adjustment
the cutting devices are moving, turn the screw (T)
gently counterclockwise until you obtain the prop-8 9 10 11
Your machine can be equipped with a low emis-er adjustment. The correct minimum speed is
shown in the instruction manual in the paragraph
sion carburetor. We recommend that you haveof technical data.
any adjustment of the carburetor made exclusive-
ly by an authorized service center, which disposes
of special equipment for ensuring the best per-All the above adjustments should be made
formance with the lowest emissions. To adjust thewith the cutting devices correctly installed.
speed to the minimum, turn the screw marked (T)
as shown: With the engine running and well
The warranty may be invalidated due to erro-
warmed up, turn the screw (T) gently clockwise,neous adjustments made by personnel not
until the engine rotates at regular speed (steadbelonging to authorized service centers.
noise), without the cutting devices in motion. If
H. Routine maintenance
H2. Replacement of nylon string (A)
To replace the reel of string, press both the1 2 3 4 7 9 10
H1. After every userelease pawls indicated by the arrows, remove
In order to avoid overheating the motor, removethe empty reel, unroll any string left and rewind
the new string. Open the original package of
any dust and dirt from the slots on the cylinder
cover and finds of the cylinder using a woodenstring and insert the ends of the two strings in the
scraper. Store the machine in a dry place.eyelets on the reel, then wind the strings com-
pletely on the reel in the same direction and fas-
After 25 hours of useten the end of each string in the 2 opposite
Remove the filter as shown in the figure and clean it
grooves. Replace the reel in its housing and
using a gentle jet of compressed air. For more thor-thread the ends of the strings in their bushings.
ough cleansing, you can wash it with soapy water.Pull each string so that about 15 cm comes out
After 50 hours of useon each side. Reassemble the nylon string head
Add some high speed gear grease in the gearboxas shown (fig. H5). If the reel becomes excessive-
through hole (C). Remove and clean the sparkly worn, replace it with a whole new reel.
plug (set the space between the electrode at
0.5/0.6 mm). Replace if excessively encrusted. InH3. Replacement of nylon string (B)
case of excessive encrustation check the carbu-
1) Loosen the locking nut on the base of the
retor adjustment, the percentage of oil in the fuelnylon head by turning it clockwise.
mixture and make sure the oil is of excellent quali-
ty and suitable for two-stroke engines.2) Remove the base cover assembly.
Remove the empty spool from the housing and
After 100 hours of usediscard any remaining line.
Replace the spark plug.3) Prepare 2 lengths (8ft each) of 2.4 mm nylon
Every three monthsline. Thread 1 end of each line into the two
Contact your Service Center for a complete over-holes on opposite sides of the spool. Pinch the
haul, replacement of the fuel filter and cleaning ofexposed ends flat with a pair of pliers to pre-
the parts inside the machine. This will reduce thevent them slipping through the hole.
possibility of unexpected problems and will4) Wind the two lines in the same direction
ensure the good performance and long life ofaround the spool.
your machine.5) Slide the end of the two lines into the grooves
Periods of prolonged disuseto hold the line temporarily.
6) Position the spool back into the housing and
See "Environmental information".
pull the line through the eyelets.
7) Pull about 15cm (5ins) of line out on either side.
If you use the machine in an exceptionally8) Reassemble the nylon string head as illustrat-
dirty or dusty environment these operationsed; mower gauge,spring and locking nut (tight-
should be carried out more often.en in an anti-clockwise direction).
ENGLISH - 7 |
ACEC
