McCulloch 380/38cc Brush Cutter User Manual


 
DANGER. Do not run engine without shaft
attached as clutch could fly off.
1) Assemble the engine onto the shaft. Make sure
the shaft is fully and correctly engaged up to
the shank, then tighten the 2 screws (A) in a
criss-cross sequence.
2) Fit the end of the trigger cable connector (B)
into the slot on swivel (C).
3) Adjust the screw (D) of the trigger cable
connector so that the cable can easily slide in
the opening with a play of 1 mm before
operating the swivel (C).
Tighten now the hexagonal nut (E).
4A) Stop switch (STOP) cable: fit the connection.
4B) Earth lead: connect as illustrated.
G. ENGINE/SHAFT ASSEMBLY
Spacer - f) Rotating mower gauge - g) Blade
locking screw (length mm 34,5).
Replace the blade attachment bolt if damaged
in any way.
3) Make sure that the blade bore opening fits
perfectly around the centering collar on the
upper cap.
Tighten counterclockwise.
While tightening, the blade assembly can be
held fast by inserting the wrench or the screwdriver
supplied into the cap and gearcase holes.
To do this, rotate the cap intil the two holes
coincide.
4) Assemble nylon string head as illustrated:
a) Flange guard - b) Upper cap - c)Guard d)
Nylon string head
Tighten counterclockwise.
5) While tightening, the head assembly can be
held fast by inserting the wrench or the
screwdriver supplied into the holes as already
shown for blade assembly.
WARNING: Please do not use the accessory
nylon string head guard (item C Fig. 4 F)
together with metal blades.
9
A
1) DOUBLE HANDLE
Adjust and secure double handle clamp 40 cm
from engine/shaft joint by tightening the screws
(C).
2) DELTA FRONT HANDLE
Secure the handle in front of the label placed
on the shaft 11 cm from the rear grip when
assembling nylon string head and 36 cm when
assembling metallic blades. This position
ensures optimum balance and safety. The
handle must be perpendicular to the shaft as
illustrated (Fig.2).The handle bar must be
mounted using all the items supplied and in the
exact configuration shown in figures 1 or 2.
H. HANDLE ASSEMBLY
I. STARTING AND STOPPING THE ENGINE
WARNING. First read sections: SAFETY RULES,
SAFETY USAGE and SYMBOLS.
COLD ENGINE STARTING
1) Move stop switch to the ON position.
2) Depress the safety lever (S), squeeze the
accelerator trigger (A) and push the throttle
advance forwards (B). Now release the
accelerator trigger (A) and then the throttle
advance (B).
WARNING: when the throttle advance is
engaged, the head or blade rotates.
3)
Move choke lever (E) to the closed position .
4) Press the primer bulb (C) several times until
you see fuel going back to carburetor through
pipe (D). Pull starter rope until engine fires once.
5) Move choke lever (E) to the open position
then pull starter rope until engine fires. Let engine
run for a few seconds holding the trimmer.
Now disengage throttle advance by pulling
trigger completely. Engine will now keep on
running at idle speed.
HOT ENGINE STARTING
STOP switch on START position I. Trigger on
idle position (released).
Choke towards (open position ). Press the
primer bulb (C) several times until you see fuel
going back to carburetor through pipe (D). Pull
starter rope.
WARNING: when the throttle (B) advance is
engaged, the head or blade rotates.
6) ENGINE STOPPING
Press the stop switch moving it to STOP
position 0.
WARNING: when the engine is switched off
rotating parts, blade or nylon string head, will
keep on rotating for a few seconds. Hold the
machine until all parts come to a standstill.
N.B. In an emergency the above mentioned
delay in stopping may be shortened by
touching blade parallel on the ground.