Goodyear GY 33SBC, Owner'S Manual, Page: 12 / 88

Operating manual English
12
While holding the retaining bar
(6), attach the cutting blade (7)
with blade holder (8), retaining
bell (9) and nut (10) as follows:
– Push cutting blade (7) onto
drive shaft (2) and centre on
the spacer (1).
Note
Ensure that the cutting blade (7) is
seated correctly on the spacer (1),
i.e. centred and resting flat!
– Attach blade holder (8), retai -
ning bell (9) and nut (10). En
-
sure that the blade holder is
seated correctly in the too
-
thing!
– Tighten nut firmly anti-clockwi
-
se (to the left) – tightening tor -
que 37 Nm.
Note
– Before tightening, check again
that the cutting blade is seated
correctly.
– If you do not ha ve a torque
wrench, tighten the nut firmly by
hand. Then tighten the nut anti-
clockwise (to the left) another
half turn using a ring spanner.
Remove retaining bar from the
gear head.
Remove guard (if f itted) from the
cutting blade.
R emoving the cutting blade
Fig. 8
Attach guard (if available) to the
cutting blade.
Align the openings (3, 4, 5). In -
sert retaining bar (6) through the
openings and hold in position.
Unscrew nut clockwise (to the
right).
Remove cutting blade (7), blade
holder (8) and retaining bell (9)
(Fig. 7).
Oil and petrol
Oil
Use quality oil on ly, API classifica
-
tion TC (TSC-3), which is offered
for air-cooled two-stroke engines.
Mix the oil for tw o-stroke engines
according to the instructions on the
container, 1:40 (2.5 %).
P etrol
Danger
Under certain conditions petrol is
extremely flammable and
explosive.
– Only refuel in a well ventilated
environment with the engine
switched off. Do not smoke near
the tank or where fuel is stored
and extinguish all ignition
sources.
– Do not overfill the fuel tank (there
must be no fuel in the inlet
nozzle).
After refuelling, ensure that the
tank cap is clos ed and secured.
– When refuelling, ensure that you
do not spill any fue l. Spilled fuel
or petrol vapours may ignite. If
fuel has been spilled, ensure that
the area has dried before
restarting the engine.
– Avoid repeated or prolonged skin
contact and vapour inhalation.
C aution
Do not use fuel of specification
E85. If fuel of spe cification E85
(ethanol content > 15 %) is used,
the engine may be damaged.
The use of an unauthorised fuel will
void the warranty.
Instructions for mixing petrol
and oil
Old and/or incorrectly mixed fuel
are the main reasons if the power
tool is not runn ing properly.
Always use clean, fresh unleaded
petrol (no more than 30 days old,
minimum octane number 91 ROZ).
Precisely follow the instructions for
the correct petro l/oil mixture.
Correctly mix two-stroke engine oil
and lead-free petrol, 1:40 (2.5 %).
Do not mix directly in the tank.
F illing the tank with petrol
Fig. 1
Remove tank cap (4).
Fill fuel tank wit h petrol/oil mix -
ture. Never overfill!
Close fuel tank tightly.
Before starting the engine, move
the power tool approx. 10 m
away from the filling station/fuel
container.
Operation
Danger
Do not hook the shoulder strap
onto the unit until the engine has
started.
Mix petrol (gasoline) with oil. Fill
the tank with th e mixture. See
“Oil and petrol”.
S tart the engine.
S tarting the cold engine.
Fig. 9
Press throttle lock (2) and press
the throttle (3) all the way and
hold in position.
Note
The throttle cannot be actuated
until the throttle lock has been pres
-
sed.
Move the ignition switch (1) to the
I/S TAR T position.
Depress the switch (4).
Release throttle lock and throttle.
Note
Both levers remain locked in the
depressed position (cold start posi
-
tion).
Slowly and fully press intake
pump/primer (1) 6x (Fig. 10). The
fuel must be visible in the pump.
If this is not the case, keep pres
-
sing until fuel is visible.
Move choke lever (2) to
position (Fig. 10).
Press the power tool on the
ground.
!
!