Stihl MS 440 - 10 Single Lever Master Control; Handle System; Switch Shaft

60 MS 440, MS 440 C
The master control lever moves the
switch shaft to select the required
function.
The following positions can be
selected with the master control
lever:
VA
176RA201
1
I
O
2
3
4
STOP
"STOP" (1) closes the short-circuit
contact, interrupts ignition.
"RUN" (2) is the normal operating
position: the engine is running or
may start up.
"START" (3) is the starting throttle
position / choke shutter open (warm
start).
"CHOKE" (4) is the starting throttle
position / choke shutter closed (cold
start).
– Disconnect the throttle rod from
the carburetor – b 12.2.1
: Unplug the terminal sockets of
the short-circuit wire (1) and
ground wire (2) from the contact
springs.
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2
1
: Remove the screw (arrow) from
the switch shaft.
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: Carefully ease the switch shaft
out of its left-hand mount (1) and
pull the switch housing (2) out of
the right-hand guide.
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2
1
Machines with handle heating
: Remove the switch shaft under
the leads towards the handle
heating element.
Reassemble in the reverse
sequence.
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: Fit the switch housing in the
guide before pressing the switch
shaft into its mount.
Reassemble the remaining parts in
reverse order.
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176RA206
10. Single lever master
control / handle system
10.1 Switch shaft