Operation - McCulloch B33 PS Manual De Usuario

To assemble the trimmer attachment
1. Attach the cutting attachment guard (A), braces (B),
washers (C), washers (D), and screws (E). Fully
tighten the screws. (Fig. 37)
2. Insert the hex wrench (A) to prevent rotation of the
shaft.
3. Remove the nut (B), support cup (C) and holder (D)
on the trimmer and brushcutter attachment. (Fig. 38)
4. Tighten the trimmer head (B) onto the shaft. (Fig. 39)
To assemble the brushcutter
attachment
1. Attach the cutting attachment guard (A), braces (B),
washers (C), washers (D), and screws (E). Fully
tighten the screws. (Fig. 37)
2. Insert the hex wrench (A) to prevent rotation of the
shaft.
3. Remove the nut (B), support cup (C) and holder (D)
on the trimmer and brushcutter attachment. (Fig. 40)
4. Attach the blade (B), bottom holder (C), support cup
(D), and nut (E). Fully tighten the nut. (Fig. 41)
To assemble the pole saw
attachment
To do the maintenance on the pole saw attachment
See
on page 20 for assembly instructions for the pole saw
attachment.
WARNING: Read and understand the safety
chapter before you operate the product.
Fuel
To use fuel
CAUTION: This product has a two-cycle
engine. Use a mixture of gasoline and two-
cycle engine oil. Make sure to use the
correct quantity of oil in the mixture.
Incorrect ratio of gasoline and oil can cause
damage to the engine.
Gasoline
CAUTION: Do not use gasoline with an
octane number less than 90 RON (87 AKI).
This can cause damage to the product.
CAUTION: Do not use gasoline with more
than 10% ethanol concentration (E10). This
can cause damage to the product.
860 - 001 - 28.10.2018
To assemble the two-piece shaft
1. Turn the knob to loosen the shaft coupling. (Fig. 42)
2. Move the locking/release button (A) into the guide
recess. Push the attachment into the coupler until
the locking/release button sets into the primary hole
(B). (Fig. 43)
3. Insert the shaft into the shaft coupling. The button
must go through the hole.
Note: If the attachment does not go fully into the
upper shaft, use the combination tool to push the
internal drive shaft deeper into the tube. It can be
necessary to turn the combination tool while you
push.
4. Make sure that you fully tighten the knob before you
operate the product. (Fig. 44)
To disassemble the two-piece shaft
1. Turn the knob to loosen the shaft coupling. (Fig. 45)
2. Push and hold the locking/release button (B). Pull
the shafts apart. (Fig. 46)

OPERATION

• Always use new unleaded gasoline with a minimum
octane number of 90 RON (87 AKI) and with less
than 10% ethanol concentration (E10).
• Use gasoline with a higher octane number if you
frequently use the product at continuously high
engine speed.
Two-cycle engine oil
• Use only high quality two-cycle engine oil. Use only
an air cooled engine oil.
• Do not use other types of oil.
• Mixture ratio 50:1 (2%)
Petrol, litre
5
10
15
20
Two-stroke oil, litre
0.10
0.20
0.30
0.40
17