Section
3.
Systems Overview Toyota Orderpicker Model
7BPUE
15 Service Manual
Wire Guidance
Wire Guidance
Wire guidance is a means to automatically steer
the truck while traveling in an aisle.
It
offers
precise steering at 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 an alternating
current
(AC) signal at 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
O
T
E
:
This manual will cover all
truck
-
installed equipment.
To operate wire guidance, see the
Model
7BPUEl5
Operator Manual.
See
"
Wire Guidance
"
on page
8
-
1.
00700
-
CL222
-
05,
1
5
March 2005
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