Fuel System; Carburettor, Dismantling - Husqvarna 322 Workshop Manual

3
The fuel system comprises, in addition to the fuel
tank and the carburettor, also the air filter, fuel
filter and tank venting.
All these components interact so that the engine
receives the optimum mixture of fuel and to make
it as efficient as possible. Extremely small adjust-
4
3
3
12

Fuel system

Carburettor
Dismantling
Dismantle the cylinder cover and blow
out the carburettor compartment with
compressed air.
Dismantle the carburettor.
2
Lift off the carburettor and note how the
fuel hoses are fitted.
The carburettor is made by Zama.
The design, operation and servicing are
the same as for the Walbro carburettor.
Basic setting of the carburettor:
H = 2
L = 1
ments to the carburettor setting or air filter
blockage have a great effect on how the engine
runs and its efficiency.
The carburettor on our models can come from
several manufacturers, but the operation and
repair techniques are essentially the same.
Carburettor
Dismantling
1. Remove the cylinder cover and
2. Disconnect the throttle cable from
3. Loosen the carburettor bolts.
4. Remove the bolt holding the air filter
Lift off the carburettor and note how the
fuel hoses are fitted.
The carburettor is made by Zama.
It has the same design and operation
as Walbro, which means even the
servicing is carried out in the same way.
The lever arm should lie level with the
carburettor housing's gasket surface.
blow out the carburettor compart-
ment with compressed air.
the lever arm on the carburettor.
holder.