Wire Guidance - Toyota 7BPUE15 Service Manual

Section 3. Systems Overview

Wire Guidance

Wire Guidance
Wire guidance is a means to automatically steer
the truck while traveling in a n aisle. I t offers
precise steering a t full-speed travel in very
narrow aisle (VNA) applications.
A wire guidance system consists of two
sub-systems.
Warehouse-installed equipment includes a
guide wire and line driver. The guide wire
is in the floor and emits a n alternating
current (AC) signal a t a specific frequency
and amplitude generated from the line
driver.
Truck-installed equipment includes:
-
Two guidance sensors, tractor end and
load end
Guidance manager, in tractor
-
Filter card, on guidance manager
-
Travel speed feedback encoder, on top of
the drive motor
Steer feedback encoder, on top of the
steer motor
-
Auto manual switch, on operator
console
Associated cables and mounting
-
brackets
The truck must learn the amplitude and
frequency of the guidance signal to
properly track the guide wire.
N : This manual will cover all
O TE
truck-installed equipment.
To operate wire guidance, see the Model
Operator Manual.
See "Wire Guidance" on page 8- 1.
Toyota Orderpicker Model 7BPUE 15 Service Manual
00700-CL222-05, 1 5 March 2005