6 - 9
FUEL
CARBURETOR
4. Check:
• piston valve
1
Scratches/wear/damage
→
Replace.
• rubber diaphragm
2
Tears
→
Replace.
5. Check:
• vacuum chamber cover
1
• spring
2
Cracks/damage
→
Replace.
6. Check:
• diaphragm (coasting enricher)
1
• spring
2
• cover
3
Tears (diaphragm) /damage
→
Replace.
7. Check:
• jet needle
1
• main jet
2
• needle jet
3
• pilot air jet
4
• pilot jet
5
• starter jet
6
• starter plunger
7
Bends/wear/damage
→
Replace.
Blockage
→
Blow out the jets with com-
pressed air.
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