EMAK Lawn Mower 91-93 Instructions Manual

28ENHOW TO USE THE MACHINE
them. When changing direction, take great
care that the wheels facing up the slope do
not hit any obstacles (such as stones,
branches, roots, etc.) that may cause the
machine to slide sideways, tip over or make
you lose control.
REDUCE SPEED BEFORE ANY CHANGE OF DIRECTION ON
SLOPES, and always apply the parking brake before leaving the machine at a
standstill and unattended.
Start moving forwards very carefully on sloping ground to
prevent the risk of tipping over. Reduce the...

29ENHOW TO USE THE MACHINE
5.7 LAWN MAINTENANCE
1.To keep a lawn green, soft and attractive, it should be cut regularly without damag-
ing the grass. A lawn can be composed of different types of grass. If the lawn is cut
frequently, grass and roots grow more vigorously, forming a solid grassy bed. If the
lawn is cut is less frequently, higher grass and weeds start growing (plus daisies and
clovers, etc.).
2.It is always better to cut the grass when dry.
3.The blades must be in good condition and well...

Operation Hours Completed (Date or Time)
1. MACHINE
1.1Check of fastening and sharpness of blades25
1.2Blade replacement 100
1.3Transmission belt check 25
1.4Transmission belt replacement  2)–
1.5Blade belt check 25
1.6Blade belt replacement  2)–
1.7Drive adjustment and check 10
1.8Blade brake and engagement check 10
1.9Bolt and screw check 25
1.10General lubrication  3)25
2. ENGINE1)
2.1Engine oil change .....
2.2Air filter cleaning and check .....
2.3Air filter replacement .....
2.4Fuel filter check...

31ENMAINTENANCE
1)See the engine manual for the full list and frequency.2)At the first signs of wear, contact your dealer to replace the part.3)General lubrication of all joints should also be carried out whenever the machine is
to be left unused for a long period.  
The above table is there to help you maintain your machine’s safety and performance.
It shows the main maintenance and lubrication operations and their frequency. To the
right of each item, there is a box where you can write the date or...

32ENMAINTENANCE
6.2.3 Rear axle
This is a sealed single unit that does not require maintenance. It is permanently lubri-
cated and its lubricant does not need changing or topping up.
6.2.4 Battery
The battery must be carefully main-
tained to ensure long life. The machine
battery must always be charged:
– before using the machine for the first
time after purchase;
– before leaving the machine disused
for a long period;
– before starting up the machine after
a long period of disuse.
Carefully read and...

6.3 CHECKS AND ADJUSTMENTS
6.3.1 Cutting deck alignment
The cutting deck should be aligned properly set to ensure a good cut 
In order to make the adjustment, you may need to remove the lat-
eral guides which must be put back afterwards.
For achieving good results from
cutting, the front part should always be 5 - 6 mm
lower than the rear.
– Place the machine on flat ground and check the
tyre pressure;
– Put 26 mm blocks (1) under the front edge of the
deck and 32 mm blocks (2) under the rear edge,
then...

34ENMAINTENANCE
6.4 DISMANTLING AND REPLACEMENT
6.4.1 Replacing wheels
Stop the machine on flat ground and put a block
under a load-bearing part of the frame on the side
that the wheel is to be changed.
The wheels are held by a snap ring (1) which can be
eased off with a screwdriver.
If you have to replace one or
both rear wheels, make sure they have the same
diameter, and check that cutting deck is horizontal
to prevent an uneven cut.
Before remounting the wheel, apply grease to the axle. Put the
snap...

6.4.4 Replacing a fuse
The machine is fitted with fuses (1) with
different capacities and functions. Specifi-
cally:
– 10 A fuse = protects the main and
power circuits of the electronic circuit
board. When it blows, the machine
stops and the dashboard light switches
off.
– 25 A fuse = protects the battery charger
circuit. When it blows, the battery grad-
ually runs out and the machine will have
problems starting.
The fuse capacity is indicated on the fuse.
A blown fuse must
always be replaced by one of...

36ENMAINTENANCE
6.5 INFORMATION FOR SERVICE CENTRES
Below is a list of specifications for machine adjustments and instructions for disman-
tling and replacing the blades.
These operations must be carried out by a specialized Centre
only. Remove the ignition key before doing any adjustments or maintenance.
6.5.1 Adjustments
!WARNING!
a) Brake:
➤Mechanical
transmission:
➤Hydrostatic
transmission:
b) Drive:
➤Mechanical
transmission:
➤Hydrostatic
transmission:
c) Blade engagement:
Element...

37ENMAINTENANCE
6.5.2 Dismantling, replacing and remounting the blades
Always wear work
gloves when handling the blades.
Damaged or bent
blades must always be replaced;
never try to repair them! ALWAYS USE
ORIGINAL BLADES BEARING THE
SYMBOL   ! Make sure the blades
are correctly balanced. The blades are
different and rotate in different direc-
tions, so make sure you put them
back in the right place by referring to
the code stamped on the outside of
each blade. 
1. Dismantling
1a= screw with right thread...