Safety Rules; Maintenance - Husqvarna R 150SH Instruction Manual

ENGLAND
Keep the engine stop lever (14) depressed during machine operation. When the lever is released, the engine stops.
MOWING
To cut the grass, push the lawn mower manually or insert the automatic advance gear.
Before proceeding with the coupling of the automatic feed, choose the speed by means of the change lever (18).
Change the speed with the clutch disengaged. There are 3 speed settings.
1°~ 0,6 m/s
2°~ 0,9 m/s
3°~ 1,2m/s
How to insert automatic advance: Lift up the clutch handle (17) and keep it pressed in position.
CAUTION: Engage the gear only when the engine is running.
How to disengage advance: Release the clutch handle.
Important: If, when you press the clutch lever, the automatic advance gear does not engage, the clutch cable should be adjusted by inserting the spring (P) in one of
the subsequent holes in the plate (R) or in the hole "S".
AUTOMATIC ADVANCEMENT
Periodically check the automatic advance assembly and make sure to keep it clean. In particular, the pinion (19) and the gear (20) must be kept perfectly clean. To carry
out this check, you must remove the wheel (21) by unscrewing the screw (22).

SAFETY RULES

Training
a)Anyone who is not aware of the instructions for use shall
not use the lawn mower. Do not allow children or anyone
who has not understood these instructions to use the
lawn mower. A minimum age for using the machine can
be fixed by local regulations.
b)The operator is responsible for the safety of other people
in the working area. Keep children and domestic animals
at a safe distance when the lawn mower is in use.
c)This machine is to be used exclusively for cutting natural
grass. Never use the mower for other purposes (e.g., for
flattening out bumps in the ground, such as mole-hills
or ant- hills).
d)Work only when there is sufficient light.
e)Before mowing, remove all foreign objects from the lawn
which may be thrown by the machine. While mowing,
stay alert for any foreign objects which may have been
missed.
Setting up and operating the lawn mower
a)When mowing, wear strong footwear (boots or heavy
shoes) and long trousers.
b)Before you start mowing, make sure that the blade and
blade fixing screw are securely fastened.
If the blade is damaged, it must be replaced.
c)Turn off the engine, wait until the blade has stopped and
remove the spark plug cap before:
 transporting, lifting or moving the machine away from
the working area;
 carrying out maintenance or cleaning, or when carrying
out any operation on the blade;
 adjusting the cutting height;
 leaving the machine unattended.
Caution! The blade starts turning as soon as the engine
is started
d)Caution! The fuel is highly inflammable:
Store fuel in containers specifically designed for this
purpose.

MAINTENANCE

For a four stroke engine, check the oil level and change the oil when dirty. For further
explanation, see ENGINE INSTRUCTION BOOK.
Frequently check the mower and ensure that all grass deposits are removed from
beneath the deck.
Never clean the mower by pouring water over it: this may seriously damage the electric
start system.
Take care, the exhaust muffler may be very hot.
Frequently remove the wheel screws clean whith petroleum and oil before replacing.
Ball bearings must be greased before remounting.
BLADE
To remove the blade (24) unscrew the screw (25).
Check the conditions of the blade-support (26), the washer (27), the key (28) and the washer (29) and replace any parts which are damaged.
When reassembling, make sure that the key (28) is correctly seated in the shaft and that the cutting edges face in the direction of the engine rotation. The blade screw
(25) must be torqued to 5,34 Kgm (52,4 Nm).
 Refuel outdoors only and do not smoke while refuel-
ling.
 Fill up the fuel tank before starting the engine. Under no
circumstances open the fuel tank cap or add petrol when
the engine is running or when it is still hot.
If the petrol has overflowed, do not under any circumstan-
ces start up the engine.Move the mower away from the
area where fuel has bean spilt and avoid any source of
possible ignition until the petrol fumes have dissipated.
 Replace the fuel tank cap and tighten it down firmly.
e)Do not operate the engine in a confined space where
dangerous carbon monoxide fumes can collect..
f) When mowing, never run; you must always walk.
g)Exercise extreme caution when turning or when pulling
the lawn mower towards you.
h)Particular precautions must be taken when mowing on
slopes or downhill stretches:
Use appropriate antislip footwear.
 Always be sure of your footing.
 Mow across the face of slopes, never up or down.
 Take great care when changing direction.
Do not mow on excessively steep slopes.
i)Never use the lawn mower unless the guards and safety
devices (e.g. deflector, grass catcher) are securely in
position and in good condition.
j)Ensure that the grass catcher and deflector are correctly
located. failure to do so may result in foreign objects
being ejected by the blade.
k)For reasons of safety, the engine must never exceed the
speed. (r.p.m.) indicated on the label.
l) Take care when starting the engine and be sure to follow
the user instructions. Never place your hands or feet
underneath the deck or into the rear discharge chute
while the engine is running.
Caution! Switch off the motor and disconnect the spark plug before undertaking any
maintenance work.
Frequently check the blade for damage.
The lawn mower must be checked by a SERVICE DEALER.
Cleaning under the bodywork
With machine at a standstill and off.
- Attach fitting (23) on the deck to the water supply tap. Turn on the tap.
- start up the motor (blade in rotation), allowing it to warm up for a few minutes.
- at the end of cleaning switch off the motor, turn off the tap, detach the tube from the
deck connection.
8
m) Never lift the rear of the mower while starting the engine
or during normal operation.
n) If the blade happens to hit any obstacle, stop the engine
at once and remove the spark plug cap. Then get an
expert to examine the blade.
Maintenance and storage
a)Make sure that all nuts, bolts, and screws are kept
well tightened to keep the mower in a safe operating
condition.
b)Never leave the machine with fuel in the tank within an
enclosed area where the fuel vapours could reach naked
flames or sparks.
c)Allow the engine to cool before storing in any enclo-
sure.
d)Keep the engine, silencer, battery compartment and
petrol tank free from grass, leaves and excess lubricant,
in order to reduce the danger of fire.
e)Frequently check the grass catcher for wear or dete-
rioration
f)For safety reasons, be sure to replace worn-out or da-
maged parts in due time.
g)If the fuel tank has to be drained, it is essential that this
be done outdoor.
h)Assemble the blades following the corresponding
instructions and use only blades bearing the maker's
name or the trademark of the manufacturer or supplier
and marked with the reference number.
i)To protect hands during disassembly or assembly of
the blades, it is absolutely essential to wear suitable
protective gloves.