Stihl TS 700, TS 800 - 12.3.5 Choke Shaft and Choke Shutter Service

72 TS 700, TS 800
– Remove the metering
diaphragm,
b 12.3.1
: Unscrew the fixed jet (arrow) with
a suitable screwdriver.
Take care not to damage the jet.
376RA272 TG
– Examine the fixed jet and replace
it if necessary.
– Reassemble parts in reverse
order.
– Remove the carburetor,
b 12.2.1
: Take out the screws (arrows).
376RA206 TG
: Remove the end cover (1).
: Carefully remove the gasket with
pump diaphragm from the
carburetor body.
376RA207 TG
1
: Carefully separate the pump
diaphragm (1) and gasket (2).
2
1
376RA208 TG
The diaphragm material is
subjected to continuous alternating
stresses and eventually shows
signs of fatigue. In other words, the
diaphragm distorts and swells and
must be replaced.
– Examine the pump diaphragm for
signs of damage and wear,
replace the gasket.
– Inspect the fuel strainer for
contamination and damage,
clean or replace it if necessary.
: Pull the fuel strainer (1) out of the
carburetor body with a needle
and clean or replace it.
– Reassemble parts in reverse
order.
1
376RA263 TG
12.3.3 Fixed jet 12.3.4 Pump diaphragm