Creation: 01.31 - 2014
1-1-21
GPU - 406
(7) Emergency Stop
The large red button located on the control panel provides a means to stop the engine and disable
power delivery when catastrophic failure and damage to either the GPU or aircraft is imminent. It
is not meant to be used to shut the engine off in routine GPU operation.
Tier 4 Final Engine Operation Example Screens
Built-In Diesel Exhaust Fluid (DEF) Gauge
On GPU’s equipped with a Tier 4 Final engine, a DEF gauge will automatically appear to the right of the fuel
gauge. This gauge alerts the operator when the DEF is running low, and when it should be filled. Refer to page
2-1-10 for instructions on how to fill the DEF tank.
The generator controller screen will also indicate when an exhaust system cleaning is taking place if the engine
is idling. The cleaning process occurs automatically through the control of the engine computer, and it maintains