MTD OHV Series Operating Instructions

Operating manual for engine English
7
Starting with the electric
starter (depending on model)
 Disconnect charger from power
supply and unit.
 Open fuel tap (11, Fig. 1; if fitted).
 Set On/Off switch on the engine
(9, Fig. 1; if available) to position
“On/I”.
 Stand behind the unit, depress
the safety lever (2; if fitted) and
hold down against the handle.
 Turn the key on the steering
handle (4) to the right and hold
until the engine starts.
– Start attempt maximum
5seconds.
– Wait 20 seconds before trying
again.
When the engine has started
 Set throttle (if fitted) to the required
position:
= fast engine speed
= slow engine speed
 Press in choke lever (10, Fig. 1; if
fitted) as soon as the engine has
warmed up.
Stopping the engine
Fig. 3
 Release the safety lever (if fitted).
or
 Set the throttle (if fitted) to
STOP/ .
or
 Set On/Off switch on the engine
(9, Fig. 1; if available) to position
“Off/0”.
 Close fuel tap (11, Fig. 1; if fitted).
Important
If you switch off or leave the unit,
remove ignition key (if fitted).
Maintenance
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To maintain a constantly high
power, it is essential to inspect and
re-adjust the engine on a regular
basis. Regular maintenance ensures
a long service life.
The required maintenance intervals
and the type of maintenance work to
be carried out are indicated in the
following table. The intervals
according to operating hours or
other times/dates should be
observed according to which occurs
first. If the engine is operated under
difficult conditions, more frequent
maintenance is required.
At the end of the season have the
unit inspected and serviced by
a specialist company.
Maintenance schedule
!
Maintenance work
After the first
5 operating
hours
Before each
use or every
5hours
Once a season
or every
25 hours
Once a season
or every
50 hours
Once a season
or every
100 hours
Clean engine cover 
Check engine oil 
Change engine oil 
1
) 
Check air filter 
Service air filter 
2
)
Check spark plugs 
Service spark plugs 
Change fuel filter 
Clean/change activated-
carbon filter

2
)
Clean exhaust area 
1) If a heavy load or at high ambient temperatures.
2) If operating the unit in a dusty environment, clean more frequently.

MTD OHV Series Specifications

General

Fuel Type	Gasoline
Engine Type	OHV (Overhead Valve)
Cooling System	Air Cooled
Starting System	Recoil start
Power Output	4.5 HP
Shaft Orientation	Vertical
Shaft Size	Varies by model