US-12
BCZ400SW
8. Operation
■
STARTING ENGINE
The cutting head will start rotating
upon the engine starts.
1. Rest the unit on a flat, firm place. Keep
the cutting head off the ground and
clear of surrounding objects as it will
start rotating upon starting of the
engine.
2. Push the primer pump several times
until overflown fuel flows out in the
clear tube. (OP1)
(1) primer
3. Move the choke lever to the closed
position. (OP2)
(1) choke lever
(2) close
(3) open
4. Set the stop switch to the "RUN"
position. Place the unit on a flat, firm
place. Keep the cutting head clear of
everything around it. (OP3)
(1) stop switch
(2) RUN
(3) STOP
(a) lockout lever
(b) throttle trigger
5. Firmly grasp
(a)
and
(b)
with left hand
(OP3), pull the starter knob quickly until
engine fires. Release throttle trigger
after engine starts. (OP4)
• Avoid pulling the rope to its end or
returning it by releasing the knob. Such
actions can cause starter failures.
6. Move the choke lever downward to
open the choke. And restart engine.
(OP2)
7. Allow the engine to warm up for several
minutes before starting operation.
IMPORTANT
WARNING
(1)
OP1
(1)
(2)
(3)
OP2
(1)
(2)
(a)
(b)
(3)
OP3
OP4
.04 in
(1~2mm)
(1)
OP5
1. When restarting the engine
immediately after stopping it, leave the
choke open.
2. Overchoking can make the engine hard
to start due to excess fuel. When the
engine failed to start after several
attempts, open the choke and repeat
pulling the rope, or remove the spark
plug and dry it.
■
STOPPING ENGINE (OP3)
1. Release the throttle lever and run the
engine for a half minute.
2. Shift the stop switch to the "STOP"
position.
• Except for an emergency, avoid
stopping the engine while pulling the
throttle lever.
■
ADJUSTING THROTTLE CABLE
• The normal play is 1 or 2mm when
measured at the carburetor side end.
Readjust with the cable adjuster as
required. (OP5)
(1) cable adjuster
■
ADJUSTING IDLING SPEED (OP6)
1. When the engine tends stop frequently
at idling mode, turn the adjusting screw
clockwise.
2. When the cutting head keeps rotating
after releasing the trigger, turn the
adjusting screw counter-clockwise.
(1) idle adjusting screw
• Warm up the engine before adjusting
the idling speed.
NOTE
IMPORTANT
NOTE
(1)
OP6