Operator Presence Control; Operator Presence Control System - wsm STW37 Workshop Manual

STW34, STW37, STW40, WSM

[3] OPERATOR PRESENCE CONTROL

(1) Operator Presence Control System

STW 34, 37, 40 are configured with an "Operator Presence Control (OPC)" system to control engine starting
automatically stopping.
This OPC system mainly consists of controller and engine starting / stopping control switches such as the speed
control pedal switch (HST), the seat switch, the rear PTO switch, the mid PTO switch and the parking brake switch.
Main parts regarding OPC system are laid out as shown in the electrical circuit.
(1) Battery
(2) Slow Blow Fuse
(3) Main Switch
(4) Bi-speed Controller
(5) Parking Brake Switch
(6) Seat Switch
(7) OPC Controller
(8) Clutch Pedal
(9) Starter Motor
9-M8
ELECTRICAL SYSTEM
(10) Key Stop Solenoid Relay
(11) Key Stop Solenoid
9Y1211109ELM0008US0
KiSC issued 11, 2014 A