wsm Kubota L4100, Workshop Manual

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ELECTRICAL SYSTEM L4100, WSM
9-M10
(EU)
[2] OPC TIMER
OPC timer (2) is located electrically at between the
seat switch and the solenoid relay.
When the current supply from the seat switch is cut,
the OPC timer (2) adopted for the OPC system maintains
the state of
"ON" position for approximately one second.
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[3] SAFETY SWITCH
(1) PTO Lever Neutral Switch
The PTO neutral switch (2) is mounted to the portion
of the PTO lever.
It serves as a safety switch of engine starting and
OPC system. It consists of 2 electric switches (3), (4).
The electric switch 1 (4) is connected to the engine
starting circuit B-C .
The electric switch 2 (3) is connected to OPC circuit
A-D.
Since the parts number of the electric switch (3) and
the electric switch (4) used in the PTO lever neutral
switch is same, these switches are changeable.
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(1) Starter Relay
(2) OPC Timer (3) Relay
(1) PTO Shift Lever
(2) PTO Lever Neutral Switch
(3) Electric Switch 2 (for OPC)
(4) Electric Switch 1
(for Engine Starting)
A-D: OPC Circuit
B-C: Engine Starting Circuit
A: Connected to Key Switch
B: Connected to Starter Relay
C: Connected to Range Gear
Shift Lever Neutral Switch
(Shuttle Lever Neutral
Switch) and Body Earth
D: Connected to OPC Timer
(a) Current
KiSC issued 08, 2012 A