"3072RT / 3772RT / 3772RT HD" Service & Parts Manual - ANSI Specifications March 2008
Page 2-9
Tilt
Sensor
Control
Module
Power
Module
Upper
Controls
Outrigger
Relay (option)
Outrigger Module (option)
Throttle Relay
Throttle Solenoid
Glow Plug Relay (Diesel only)
To r que/Speed Relay
Power Relay
Master
Disconnect
Switch
Relays
There are relays located inside the
control module and inside the Upper
Controls. (Refer to the Section 5 for relay
functions and interconnect).
Upper Control Power Relay
Purpose: Cuts power to Upper Controls
when Lower Controls are selected.
Torque/Speed Relay
Purpose: Disperses power to Torque
Solenoid Valve when high speed or low
speed is selected.
Outrigger Relay (option)
Purpose: Cuts power to Lift circuits until
Outriggers are fully deployed and in firm
contact with the ground.
Throttle Relay
Purpose: The electric throttle solenoid
receives its power through the Throttle
Relay.
Glow Plug Relay
Purpose: The diesel engine glow plug
receives its power through the Glow Plug
Relay.
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