Stihl MS 461 - Heating Element in Handlebar

99MS 461, MS 461-R
: Connect the pin and socket
connectors.
: Push the insulating tubes (1)
over the connectors.
– The insulating tubes (1) must
completely cover the connectors
to avoid the risk of a short circuit.
The thin wire must be under the
thick wire.
: Press the wires into the guide
(arrow).
– Reassemble all other parts in the
reverse sequence.
3443RA471 TG
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3443RA236 TG
13.6 Heating Element in
Handlebar
The heating element in the
handlebar (front handle) is not
replaceable. A new handlebar must
be fitted if the heating element is
faulty.
Testing the heating element
– Remove the handle molding,
b 10.2
– Remove the carburetor, b 12.4
: Pull the wire out of the guide
(arrow) and pull the grommet (1)
away from the heater switch.
: Push insulating tube (1) of thick
wire in direction of wiring harness
and separate the pin and socket
connector.
– Set the heater switch to F,
b 9.2.2.
3443RA472 TG
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3443RA361 TG
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: Measurements between terminal
socket (1) and heater switch's
contact sleeve.
If the heating element is in good
condition the ohmmeter will indicate
a value of about 6.4 Ω in
measuring range "Ω".
If the reading is outside this range,
install a new handlebar with heating
element, b 9.2.2
Heating element does not operate
even though resistance
measurement is ok?
– Fit the grommet and push wire
into guide, b 13.4
– Test the generator and heater
switch, b 13.3
– Reassemble in the reverse
sequence.
100
50
30
20
2
0
10
5
1
2
3443RA473 TG
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