Oil And Petrol - MTD H15 Original Operating Instructions

English
Attaching the cutting
attachment cover
Fig. 4

Unscrew the screws (1) and
remove the clamp (2) from
the cutting attachment cover (3).

Place cutting attachment cover
(3) on the lower drive shaft (4)
and attach the clamp (2) with
the screws (1).
Do not tighten the screws yet!

Remove screw (5) from the gear-
box.

Attach holder (6) to the gearbox
with the screw (5).

Tighten the screws (1).
Attaching/removing
the line head
Attaching the line head
Fig. 5

If attached, remove cutters
and blade attachment parts
beforehand. See Removing
the cutting blade .

Push spacer (1) onto the drive
shaft (2). Align the 3 openings
in the spacer (3), the gearbox (4)
and the gear cover (5).
Note
If alignment is not correct, the line
head cannot be attached/removed!

Insert retaining bar (6) through
the openings (3, 4, 5) in order
to secure the gearbox.

While holding the retaining
bar (6), turn the line head (7)
anti-clockwise (to the left)
onto the drive shaft.
Tighten line head firmly!
Note
Ensure that the line head (7)
is seated correctly on the spacer
(1), i.e. centred and resting flat!

Remove retaining bar from
the gear head.
Remove the line head
Fig. 6

Align the openings (3, 4, 5). Insert
retaining bar (6) through the
openings and hold in position.

Unscrew line head (7) clockwise
(to the right) off the drive shaft.
8
Attaching/removing the
cutting blade (depending
on model)
Attaching the cutting blade
Fig. 7

If attached, remove the line head
beforehand. See Attaching/re-
moving the line head .
Note
When attaching the cutting blade
for the first time, remove the blade
attachment parts (blade holder (8),
retaining bell (9), nut (10))
if attached. See Removing
the cutting blade .

Push spacer (1) onto the drive
shaft (2). Align the 3 openings
in the spacer (3), the gearbox (4)
and the gear cover (5) (Fig. 5).
Note
If alignment is not correct,
the cutting blade cannot
be attached/removed!

Insert retaining bar (6) through
the openings (3, 4, 5) in order
to secure the gearbox.

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).
Ensure that the blade holder is
seated correctly in the toothing!
– Tighten nut firmly anti-clock-
wise (to the left) – tightening
torque 37 Nm.
Note
– Before tightening, check again
that the cutting blade is seated
correctly.
– If you do not have 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.
Operating manual

Remove retaining bar from
the gear head.

Remove guard (if fitted) from
the cutting blade.
Removing the cutting blade
Fig. 8

Attach guard (if available)
to the cutting blade.

Align the openings (3, 4, 5).
Insert 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 only, API
classification TC (TSC-3) which
is offered for air-cooled two-stroke
engines.
Mix the oil for two-stroke engines
according to the instructions
on the container, 1:40 (2,5 %).
Petrol
Danger
!
Under certain conditions petrol
is extremely flammable and
explosive.
– Refuel only in a well ventilated
area and with the engine swit-
ched off. Do not smoke and
switch off all ignition sources
in the vicinity of the tank
or at the fuel storage depot.
– Do not overfill the fuel tank (there
must be no fuel in the inlet
nozzle). After filling up the tank,
ensure that the tank cap
is closed and secured.
– When filling up the tank,
do not spill any fuel.
Spilled fuel or petrol vapours may
ignite. If fuel has been spilled,
ensure that the area is dried
before the engine is restarted.
– Prevent repeated or prolonged
skin contact or inhalation
of the vapours.