Stihl MS 200 - Tank Vent; 14.6.1 Testing

106 MS 200, MS 200 T
: Pull the impulse hose (1) off the
nipple (arrow).
– Check the impulse hose and
replace if necessary.
: Push the impulse hose (1) on to
the nipple (arrow) as far as stop.
– Install the tank housing, push the
impulse hose through the hole in
the tank housing at the same
time, b 14.8
– Reassemble all other parts in the
reverse sequence.
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14.6 Tank Vent
14.6.1 Testing
If problems occur on the carburetor
or the fuel supply system, also
check and clean the tank vent and
replace it if necessary. Check
function by performing pressure and
vacuum tests on the tank via the fuel
hose.
The following preparations describe
the MS 200, but also apply to the
MS 200 T.
– Open the fuel tank cap and drain
the fuel tank.
– Collect the fuel in a clean
container, b 1
– Close the tank cap.
– Remove the air filter, b 14.1
: Pull the fuel hose (1) off the stub
(arrow).
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: Push the nipple (1)
0000 855 9200 into the fuel hose
(arrow).
Vacuum test
: Push the ring (1) to the left and
connect the pump (2)
0000 850 1300 to the nipple
(arrow)
– subject the fuel tank to a
vacuum.
Equalization of pressure takes
place via the tank vent. There must
be no buildup of vacuum in the tank.
– Clean the area around the tank
vent.
– If necessary, fit a new tank vent
MS 200, b 14.6.2, b 14.6.3
MS 200 T, b 14.6.4, b 14.6.5
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