PRETUL 22430, Manual, Page: 3 / 28

• The string trimmer has an air-cooled 2-cycle motor using a mix of unleaded gasoline and high quality self-propul-
sion oil with fuel stabilizer specified for air-cooled two-cycle motors.
• The motor is certified to run with unleaded gasoline for vehicles with 87 or more ([R+M]) octane level.
• Do not use any type of gasoline premixed with oil bought in service stations such as gasoline for motorcycles.
• Do not use automotive oil or oil for 2-cycle outboard motors oil.
• The mix ratio should be 50 parts gasoline per 1 part oil (50:1 ratio). Prepare the mix in a gasoline-approved
container. Always mix thoroughly before pouring in the motor tank.
Do not use fuel mix stored longer than 7 days. Make small amounts of mix.
Never smoke near fuel, the gasoline filling up area or where the oil mix is being prepared or when
operating the tool.
Any attempt to start the string trimmer with no oil added to the fuel mix will damage to the string
trimmer.
3
Code
Description
Net weight
Tank capacity
Engine cylinder capacity
Engine capacity
Speed
Cutter head
Cutting capacity
DES-25P
22430
11.4 lb (with no fuel)
Gas string trimmer
1 Hp
25 cc
7500 RPM
Nylon spool
17”
Trimmer thread diameter
5/64” - 7/64”
Work cycle
40 minutes rest per each used tank.
5 hours daily.
16.9 oz
Technical data
Fuel specifications
ENGLISH
WARNING
CAUTION
WARNING
Mix
1 liter
1
L
+ =
50:1
ratio
4 capfuls oil
Gasoline
Use the ACES-2, ACES-5 or ACES-20 OIL** cap as measure,
mix 4 capfuls oil per each liter gasoline.
A wrong mix may cause the motor to throw a rod causing
expensive repairs!
To prolong the useful life of the motor use two-cycle synthetic motor oil.
* 1 gallon = 3.78 liter ** Not included