Carburetor - Husqvarna K970 III Workshop Manual

6.6 Carburetor

6.6.1 Carburetor components
3
2
1
6
7
14
1. Lever for the start throttle
2. Connection to the air purge bulb
3. Fuel line from the fuel tank
4. Impulse channel, from the crankcase to the
carburetor pump diaphragm
5. Cover measuring chamber
6. Throttle lever for choke
7. Throttle valve
8. Throttle lever
9. Idle screw, speed adjustment
10. High and low speed nozzle (set at the factory)
11. Duct for pressure control of the the filter chamber
12. Choke valve
13. Cover measuring chamber
1444 - 001 - 02.04.2020
4
8
15
5
9
10
16
14. Needle valve
15. Pump diaphragm measurement chamber
16. Fuel pump valves
17. Fuel pump diaphragm
6.6.2 Pressure tester
The pump piston of the pressure tester must be
operated with one hand. Refer to
overview on page 12 .The pressure tester is supplied
with an adapter for small dimensions. Make the hose
13
12
11
17
16
Servicing tools
Repair and servicing - 37