Maintenance Manual DG-808C
Issued: June 2005
1.20
1.13.7
Carburettor
1.13.7.1
Type
Mikuni Membrane carburettor BN 38
Instead of a choke a fuel injection (primer) is installed.
Normal position of the fine adjustment nozzle is fully anticlockwise
(open). For high altitude operation the nozzle may be turned in
clockwise direction (closed).
1.13.7.2
Cleaning
To clean the carburettor you should execute items 1 to 3. Switch on the
ignition to clean the carburettor by the electric fuel pump.
If the carburettor is clean, a jet of fuel will spurt out. In addition, the
openings for idle and main nozzle have to be cleaned with compressed
air.
Warning:
Don’t bend the lever which actuates the needle valve.
1.
Removal of the needle valve
: Unscrew the carburettor cover and
remove together with the membrane. Loosen the mounting screw and
remove the lever, axle and needle valve as one unit. Be careful not to
loose the return spring.
Summary of Contents for DG-800A
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