Husqvarna 268 - Tillotson HS 228 B Dismantling; Tillotson HS 255 B Dismantling

86 – English
Tillotson HS 255 B
A
B
H
E
F
G
I
J
C
H K
1. Remove the cover (A) over the metering
unit and carefully remove the control
diaphragm (B) with the gasket.
2. Undo the screw (H) and take out
the needle valve (C) with lever
arm, shaft and spring.
3. Remove the cover (E) over the pump unit
and carefully remove the gasket (F) and
the pump diaphragm (G).
4. Using a needle or the like carefully
remove the fuel screen (D).
5. Unscrew the high and low speed jet
screws.
6. Remove the plugs (J). See page 85.
7. If necessary remove the throttle and
choke valves as well as the shafts, lever
arms and springs.
8. Remove the speed governor (I). (Only
272K, 268K and 272S).
9. Remove the ”semi fixed jet” (K). See page 85.
A
B
H
E
F
G
J
C
D
D
CARBURETTOR
1. Remove the cover (A) over the metering
unit and carefully remove the control
diaphragm (B) with the gasket.
2. Undo the screw (H) and take out
the needle valve (C) with lever arm,
shaft and spring.
3. Remove the cover (E) over the pump unit
and carefully remove the gasket (F) and
the pump diaphragm (G).
4. Using a needle or the like carefully remove
the fuel screen (D).
5. Unscrew the high and low speed jet
screws.
6. Remove the plugs (J).
See page 85.
7. If necessary remove the throttle and choke
valves as well as the shafts, lever arms
and springs.
Tillotson HS 228 B
Eng, p 83-124 96-09-13, 11.0986