WABCO 2S/2M - Page 25

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Installation

5.2.2 End of Line Test with TOOLBOX PLUS™ Software

5.2.2.1 Verify Correct Valve and Lamp Installation

To verify valve and lamp installations with TOOLBOX PLUS™ Software:

1. Apply 12 volts DC to the ABS.

2. Apply air to the emergency line to ﬁ ll the air tanks and release the spring brakes.

3. Apply air to the control line.

4. At the Trailer Main Screen, click on Component Test, then select Valves/Lamp to display the Valve

Activation Screen. The H1 Valve indicator will be highlighted. Figure 22.

Fig. 22

4014083a

5. Click on the Activate button.

6. Check for correct air line installation. To accomplish this, observe the slack adjusters.

 If the control port faces the FRONT of the trailer, the slack adjusters will move in and out as the

CURBSIDE portion of the dual modulator valve cycles. If this does not happen, the air lines are not

correctly connected. Perform the necessary repairs.

 If the control port faces the REAR of the trailer, the slack adjusters will move in and out as the

ROADSIDE portion of the dual modulator valve cycles. If this does not happen, the air lines are

not correctly connected. Perform the necessary repairs.

The Test Status box at the bottom of the menu will display the status of this test.

7. Repeat this test for the H2 valve.

A. Repeat Steps 1-4, but select H2 Valve. Figure 22.

B. Select the Blue valve from the valve activation screen.

C. Click on the Activate button to verify correct valve installation (H2).