Husqvarna 339XP Chainsaw User Manual


 
English 19
SAFETY EQUIPMENT
Throttle lock and stop function
Dismantling, 334T, 338XPT
Dismantle the throttle lock as follows:
1. Dismantle the clutch cover and carburettor cover.
2. Knock out the pins (B) and (C) from the left and undo the
bolt (D), now pull up the throttle lock (A).
Cleaning and inspection
Clean all components and check the following:
1. That the throttle locks engagement mechanism (K) is not
worn.
2. That the shoulder (L) on the choke lever/stop button is not
worn.
3. Check that the groove (M) and spring (N) on the lock plate
are not damaged.
I
H
J
E
M K
L
K
N
B
C
D
A
E
F
G
7. Dismantle the electrical leads to the lock plate (E) and
choke lever/stop button (J).
3. Disconnect the choke rod (G) from the carburettor using a
small screwdriver and dismantle the choke lever/stop
button.
4. Using long-nose pliers dismantle the lock plate (E).
5. Disconnect the throttles bearing (F).
6. Remove the throttle (H). When the throttle is halfway out,
slide off the throttle rod (I) from its fastening in the throttle.