TM 5-3805-280-24-1
References
ADDING 12 OR 24 VOLT ACCESSORIES
should be through a separate ground wire to the
IMPORTANT: This machine has a 24-volt electrical
converter (if equipped) or starter ground stud.
system. Installing 12-volt
accessories without addition of
5. Twist the power and the ground wires from the
24-volt to 12-volt converter may
device together and run as close to the vehicle
cause battery failure.
frame as possible. Twisting the wires helps to
cancel any radio frequency fields that form around
When possible, use 24-volt accessories. If 12-volt
the wire.
accessories are added, use a 24-volt to 12-volt
converter. Converters are available from your
6. Use of shielded wire reduces radio frequency fields
authorized dealer. (See the Industrial Equipment
even more. Twist power and ground wire together
Attachment Guide.)
as above. Ground shield to frame at power source
end and metal case of device at the opposite end.
Converter capacity requirements depend on the load of
If device does not have a metal case, ground shield
the accessories installed. Follow electronic dealer and
9015
on device end to frame.
manufacturer's recommendations to determine the
20
capacity of the converter required and its installation
9
7. DO NOT run the device from the electronic device
requirements.
in parallel with the existing harnesses. DO NOT
band wires to vehicle harnesses.
The following precautions must be followed when
adding electrical and/or electronic devices:
8. Install noise filters on positive end of all electronic
devices. Noise filter should be located as close to
1. DO NOT mount 24 volt-to-12 volt converters in the
the device as possible. Filters can be purchased at
cab. Converters should be mounted as close to the
local electronic stores.
battery as possible. Converters supplied through
Deere parts system provide installation instructions
9. Mount antennas as far away from the engine and
outlining proper installation procedures and location.
pump controller as possible. It is best not to mount
antennas on the cab at all. Best locations are at the
2. DO NOT mount electrical devices directly in front of
back of the unit on the counterweight or sheet
system controller (between controller and seat).
metal above the batteries.
Mounting above the controller on shelf behind seat
is acceptable.
IMPORTANT: DO NOT connect an accessory to
one battery. Connecting a 12-volt
3. DO NOT mount electrical devices within 6 inches of
accessory to one battery will cause
existing harnesses.
one battery to overcharge, and the
other battery to undercharge,
4. Isolate the case of the electrical device from the
causing battery failure.
vehicle or cab frame. The ground for the device
CED,TX14795,4154
1913AUG981/1
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