jcb JS200 Service Manual page 127

Section C
4 - 7
Emergency stop button ON
C C
D D
E E
F F
Component Key (Pages 4-6 and 4-7)
Key switch
C
D Emergency stop button
E Fuse
F Controller
G Shut-down relay 1
H Shut-down relay 2
J Stop motor
K Switch
L Motor control - operating position
M Motor control - stop position
N To motor driver
P Emergency stop signal
9803/6400
Electrics
Engine Control
G G
H H
The coil of relay 1 is excited when the emergency stop button
is pressed when the key switch is ON (previous section A),
and the relay switch turns to the lower position.
Since the excitation voltage to relay 2 collapses, the relay
switch is returned to the upper position. The power supply
N N
circuit of the motor is formed, rotates, turns to the stop
position, and the engine stops.
The motor switch is switched to upper position, and it stops.
P P
Section C
J J
K K
J J
4 - 7
M M
M M
Issue 1