Stihl TS 500i - Page 98

97TS 500i
: Pull out bushing (1) and (2) and
pull wiring harnesses (3) and (4)
out of the guides (arrows)
: Press the snap fittings (arrows)
and open the cover (1)
: Disconnect the fuel hoses (1)
from the connectors (arrows) and
remove injection pump with
connecting element
Replace fuel hose unit which has
been removed.
1
1307RA168 TG
2 4
3
1307RA169 TG
1
1307RA170 TG
1
: Pull the wiring harness (1) of the
sensor out of the guides (arrows)
: Pull the wiring harness (1) of the
injection valve (2) out of the
guides (arrows)
: Unscrew the screws (1) and
remove the injection valve (2)
with air baffle (3)
1307RA171 TG
1
1307RA172 TG
1
2
1307RA173 TG
1
3
1
2
: Press injection valve (1) out of
the air baffle (2) and remove – do
not disassemble the injection
valve any further
– Check air baffle, injection valve or
O-ring, replace damaged
component if necessary
Installation
Using the wiring tool
5910 890 4000, press the leads
completely into the guides, b 1.1.
: Check bushing (1) and remove if
necessary
– Coat bushing with STIHL press
fluid, b 13
: Press new bushing (1) into the
hole so that the straight edge is
flush with the fin (arrow)
1307RA174 TG
2
1
1307RA175 TG
1