FREE Caterpillar ET Software: Injection Actuation Pressure Test

Injection Actuation Pressure Test

Figure 1.1 - Injector Actuation Pressure Test (Stop)

#Purpose

The Injection Actuation Pressure Test function checks for leaks on all hydraulic components. This test allows the user to change the desired pressure and then view the actual pressure results.

#Accessing

To run the Injection Actuation Pressure Test function:

1). Connect CAT ET to the Service Tool connector. Read More: How to Connecting Caterpillar ET Software to the ECM.

2). Select Diagnostic Tests from the Diagnostics menu.

Figure 1.2 - Diagnostic Tests (Diagnostics)

3). Select Injection Actuation Pressure Test from the submenu. Click Start.

Figure 1.3 - Injector Actuation Pressure Test (Diagnostic Tests)

4). The Injection Actuation Pressure Test screen is displayed.

Figure 1.4 - Injector Actuation Pressure Test (Status: Off)

#Screen Layout

The Injection Actuation Pressure Test screen has the following areas:

A. Display Area

The Injection Actuation Pressure Test setup condition area has three columns:

• Description – Provides the name of the parameter set to run the test
• Required Condition – Displays the value that the parameter must meet in order to run the test
• Actual Value – Displays the actual value of the parameter listed in the Required Condition column 

B. Status Parameter

The Injection Actuation Pressure Test status parameter area lists parameters and their current values and units of measure. The parameters listed in this area are dependent on the product being tested.

C. Status Line

Test status line indicates whether the test is "On" or "Off".

Figure 1.5 - Injector Actuation Pressure Test (Status: On)

D. Buttons

The Buttons available in the Injection Actuation Pressure Test screen are:

• Start – Click this button to begin the Injection Actuation Pressure Test
• Stop – Click this button to stop testing
• Step Up – Click this button to increase the desired pressure of the system. Note: This button is disabled once the pressure value is at its maximum. It may or may not be available based on the current ECM.

Figure 1.6 - Injector Actuation Pressure Test (Step Up)

• Step Down – Click this button to decrease the desired pressure of the system. Note: This button is disabled once the pressure value is at its minimum. It may or may not be available based on the current ECM.

Figure 1.7 - Injector Actuation Pressure Test (Step Down)

Read More:

Using Histogram on Caterpillar ET Software

Real Time Graphing using Caterpillar ET Software

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