All rotary mowers manufactured within the past 15 years or so must have
a dead-man control to stop the blade quickly (within a couple of seconds)
if the handle is released or the operator falls off of the seat of a riding
mower or lawn tractor. While not foolproof, this feature greatly reduces
the chances of serious injuries due to accidental slipping or falling - or
attempting to make adjustments while the blade is spinning.
|NotTaR of small Gasoline Engines and Rotary Lawn Mowers : Dead-man control
1994-2007, Samuel M. Goldwasser. All Rights Reserved. Reproduction of this document in whole or in part is permitted if both of the following conditions are satisfied: 1. This notice is included in its entirety at the beginning. 2. There is no charge except to cover the costs of copying.
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WARNING: Never defeat the dead-man control for any reason unless there
is no chance of the mower starting.
Always restore the dead-man control to normal operation before attempting
to start the mower.
- For gasoline powered mowers, this means that the spark plug wire had been
pulled and tied a safe distance (a few inches minimum) away from the spark
plug terminal or the spark plug has been removed entirely. Even draining
or detaching the fuel tank is no guarantee that the engine will not start
as the carburetor often contains a few minutes of fuel reserve.
- For electric powered mowers, this means that the wall plug has been pulled
or the battery disconnected and the wire tied or taped to prevent any