Steering System 377Service Manual – CS7000
Motor U, V and W Terminal Pair Voltages
• U to V - 1.9 VAC with stationary motor. Up to 18 VAC when motor is turning quickly.
• V to W - 1.9 VAC with stationary motor. Up to 18 VAC when motor is turning quickly.
• W to U - 1.9 VAC with stationary motor. Up to 18 VAC when motor is turning quickly.
Motor U, V and W Terminal Pair Frequency
• U to V -16-20 HZ with stationary motor. Up to 250 HZ when motor is turning quickly.
• V to W - 16-20 HZ with stationary motor. Up to 250 HZ when motor is turning quickly.
• W to U - 16-20 HZ with stationary motor. Up to 250 HZ when motor is turning quickly.
System Current Draw
Measured with amp clamp around battery positive feed to steering controller.
• Approximately 4.5 amps while turning with stationary machine.
Measured at each U, V and W wire
• Approximately 4.5 amps while turning with stationary machine
Steering Contactor
Winding - 118 Ohms
Safety Relay
Winding - 813 Ohms
Special Tools
3 jaw puller for steering wheel removal.
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