Removal Of Fuel Tank; Filter Box Removal/Air Filter Exchange; Exhaust Sinencers Exchange; Carburetor Techical Data - JAWA 350 Workshop Manual

WORKSHOP MANUAL
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4.14. Removing of fuel tank
Close the fuel cock and detach
the fuel hose. Take off the saddle, side
cases and unscrew the M6 bolts holding
the tank in the rear. After removing the
silentblocks pull up the tank a bit in the
rear part, pull it out to the back.
4.15. Filter box removing
When seat, side cases and fuel tank
are removed, take off the plastic cover
sealing the under-seat- space from dirt.
Detach the connection between carburettor
and filter box. Unscrew the bolt holding
underseatbox and filter box together. Tip the
filterbox forward and carefully remove the
box from the frame.
Air filter - exchange
Air filter is placed in the filter box and is accesible from the right side of the
motorcyle. Remove the seat, side cover and unscrew the bolts M6 from side cover of
filterbox. Remove the cover and take out the old filter. When fitting a new one be sure to sit it
truly, the side cover is also centring element.
4.16. Exhaust silencers exchange
Silencers should be exchanged after 25 000 km.
4.17. Carburettor
Technical data
The carburettor setting is determined according to tests results. Basic adjustment is
done by the factory. Needle position is 1
turn. Level of fuel in float chamber is 11+/- 1 mm (measured from carburettor body and float
chamber dividing plane at pressure of 1,837 kPa (250 mm fuel column) Used jets are signed
with SOMET-JIKOV flow values.
Typ 640
Main jet
Auxiliary system jet
Auxiliary air jet
Fuel economizer jet (Ekonostat)
Choke jet
Idle jet
Auxiliary idle jet (at idling orifice) 80
Idle screw
Needle position
Needle valve
st
notch from the top. Idle screw is backed off by 2
100
72
120
50
85
40
1 ± 0,5 ot.
st
1 Notch from top
Ø 2
35