Operation - McCulloch GB 322 Operator's Manual

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combustible material such as dry grass or fuel to
a WARNING: Be sure to read the fuel information
understand the safety rules, do not attempt to fuel
FUELING THE ENGINE
a WARNING: Remove fuel cap slowly when
Before operation, petrol must be mixed with a good quality
synthetic 2-cycle air-cooled engine oil designed to be
mixed at a ratio of 50:1. A 50:1 ratio is obtained by mixing
77 ml of oil with 4 litres of unleaded petrol. DO NOT USE
automotive oil or boat oil. These oils will cause engine
damage. When mixing fuel, follow instructions printed on
oil container. Once oil is added to petrol, shake container
momentarily to assure that the fuel is thoroughly mixed.
Always read and follow the safety rules relating to fuel
before fueling your unit.
FUEL REQUIREMENTS
The lowest recommended octane grade is 90 (RON).
IMPORTANT
Use of alcohol blended fuels more than 10% alcohol can
cause major engine performance and durability problems.
CAUTION: Alternative fuels (not petrol) such as E-15
(15% alcohol), E-20 (20% alcohol), E-85 (85% alcohol)
fuels will cause problems such as: improper clutch
engagements, overheating, vapor lock, power loss,
Alternative fuels cause high moisture absorption into
ADDING FUEL
• Remove the fuel cap and pour mixed fuel into the fuel
tank.
• Replace fuel cap tightly.
• Move at least 3 metres away from the fueling site.

OPERATION

STARTING A COLD ENGINE (or a warm engine
after running out of fuel)
a WARNING: When starting engine, hold the unit
except a clean, hard area when starting engine
up by the air intake and thrown out through the
discharge opening, damaging the unit or property,
or causing serious injury to bystanders or the
1. Hold the unit on the ground in the starting position as
shown. See Picture 17. Make sure the blower end is
directed away from people, animals, glass, and solid
objects.
2. Slowly push the primer bulb 10 times.
3. Move the choke lever to the FULL CHOKE position.
4. Pull the starter rope handle sharply until engine
attempts to run, but no more than 3 pulls.
5. Move the choke lever to the HALF CHOKE position.
6. Pull starter rope handle sharply until engine runs.
7. Allow the engine to run for 10 seconds.
8. Move the choke lever to the NO CHOKE position.
STARTING A WARM ENGINE
1. Slowly push the primer bulb 10 times.
2. Move the choke lever to the HALF CHOKE position.
3. Pull starter rope handle sharply until engine runs.
4. Move the choke lever to the NO CHOKE position.
engine)
1. Move the choke lever to the NO CHOKE position.
2. Pull the starter rope handle sharply to clear the engine
of excess fuel. This could require pulling the starter
handle many times depending on how badly the unit
TO STOP THE ENGINE
To stop the engine, push the stop switch until the engine
stops.
OPERATING POSITION
See Picture 18.
a WARNING: While blowing debris, hold the unit
BASIC WORKING TECHNIQUES
• To reduce the risk of hearing loss associated with sound
level(s), hearing protection is required.
• When several operators are working at the same site a
safety distance of at least 15 metres must be in effect.
• Do not point blower nozzle in the direction of people or
pets.
• Outside the 15 metres zone, there is still a risk of injury
Choke Lever Positions
FULL CHOKE
HALF CHOKE
NO CHOKE
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