SEAL-O-RING 1527039 - Caterpillar

Reference: Systems OperationThis display is intended to allow the operator to monitor the engine information while the engine is being operated. This instruction also provides the procedure to install the Caterpillar Messenger display in existing applications for Caterpillar electronic engines. This includes the 3126B engine, the C-9 engine, the C-10 engine, the C-12 engine, the C-15 engine, the C-16 engine, and the 3412E engine.Even though there are two different types of engines, Messenger supports both engines similarly with this one manual that describes all of the features of the Messenger display. This manual describes the features that are applicable to both types of engines. This procedure may be used to retrofit existing applications to a new Caterpillar Messenger display. This procedure may be used to install the Caterpillar Messenger display into new applications.Do not perform any procedure that is outlined in this publication until you have read the information and you understand the information. Features of Messenger Display
Illustration 1 g00916428
Messenger displayInstantaneous Data
The Messenger display provides information on engine speed, oil pressure, engine load, fuel temperature, boost pressure, coolant temperature, fuel rate, intake manifold temperature, auxiliary pressure, auxiliary temperature, desired engine speed, battery voltage, fuel pressure, and engine hours.Diagnostic Data
Engine diagnostic codes may be displayed for the operator. The Messenger display will automatically display potentially serious engine problems. The operator should shut down the engine whenever a code appears. The engine should be repaired as soon as possible. After the display of a serious diagnostic code, the engine may shut down within 20 seconds. Refer to the Diagnostic Code Chart for a list of these codes.Configuration of the Display
The configuration can adjust the display backlight and the display contrast. Messenger can provide information in either English/Spanish or English/French. Units of measure can be displayed in English (miles per hour, US gallons, psi, and °F), English (miles per hour, Imperial gallons, psi, and °F), or Metric units (kilometer per hour, liters, kPa, and °C). The English/French software may be ordered and the French or Spanish manuals may be ordered by contacting a Caterpillar dealer.
Table 1
Units    
Parameter Identifier    English Unit Abbreviation    Metric Unit Abbreviation    
"Engine speed"     Revolutions per minute
RPM     Revolutions per minute
RPM    
"Fuel rate"     Gallons per hour
GPH     Liters per hour
LPH    
"Pressure"     Pounds per square inch
PSI     Kilopascals
kPa    
"Temperature"     Degrees fahrenheit
F     Degrees celsius
C    
"Time"     Hours
HR     Hours
HR    Additional Features
The Messenger display may be mounted in a panel or on a panel.
The display allows an inside view of the engine's operation. The Messenger display provides information to the operator from the engine Electronic Control Module (ECM) through the J1939 data link.
The Messenger screen has a LCD display.Messenger Display Screen
In order to view specific information, a Messenger Display Screen is provided in this manual. Arrows are attached to each block of the Screen Map. The arrows indicate the actual arrow keys that are available with each screen. Pressing an arrow that is not shown will be ignored. The