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Cleaning and inspection
!
WARNING!
Petrol has the following hazardous properties:
• The fluid and its vapours are poisonous.
• Can cause skin irritation.
• Is highly inflammable.
Clean all components in pure petrol.
!
WARNING!
Never direct the compressed air jet towards
the body. Air can be forced into the blood
stream and can cause fatality.
Use compressed air to dry the petrol on all components. Direct
the air through all channels in the carburettor housing and
ensure that they are not blocked.
Check the following:
1.
That the packing and pump and control diaphragms are
undamaged.
2.
That there is no play on the throttle and choke valve shafts.
3.
That the needle valve (P) and its lever (E) are not worn.
4.
That the fuel screen is undamaged
5.
That the tips of the high and low speed needles (H and L)
are not damaged.
6.
That the air intake manifold is not cracked.
Assembly
Maintain a high level of cleanliness when reassembling the
carburettor. Even small particles of dirt can cause operating
problems.
Please refer to the exploded diagram on page 28 for the letters
within brackets that are not shown in the adjacent diagrams.
1.
If the throttle and choke valves, shafts, lever arms and
springs have been dismantled these must be reassembled.
Lubricate the shaft bearings using a light oil.
2.
Fit the plugs (G) as follows:
A. Place the plug in the hole with the convex side facing
upwards.
B. Expand the plug using a punch on the top side.
3.
Fit the "semi fixed jet" (O) in the carburettor using a punch.
4.
Fit the fuel screen (N) by using the handle of a small
screwdriver.
CARBURETTOR
P
H
E
L
29
English –
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