Miller Electric OM-842 manual Remote Pendant Test, M O T E P E N D a N T S T, R E M O T E

Models: OM-842

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N. Remote Pendant Test

This procedure tests the operation of the push buttons on the Remote Pendant.

1.When the repeating test displays are shown (see Sec- tion 7-2C), press Right/Increase or Left/Decrease until the display shows:

R E M O T E P E N D A N T

T E S T

2.Press Parameter Select to begin the test. The display shows:

Figure 7-1. Testing Energized User Relay

4.If the relay is working correctly, the VOM reads the re- sistances shown. In this case, go to Step 5.

If the VOM does not read the resistances shown while the relay is energized, contact the nearest Factory Au- thorized Service Station/Service Distributor.

5.Press Parameter Select again to deenergize the relay. The program automatically returns to the repeating test displays.

6.Use the VOM to check the resistance across the relay terminals as shown in Figure 7-2.

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3.When this display appears, the control unit waits three seconds for the Start/Increase push button to be pressed. If this is done in time and the push button is working correctly, the display shows:

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W O R K I N G P R O P E R L Y

If the Start/Increase push button tests okay, go to Step 5.

4.If the Start/Increase push button is not pressed in time, or if the push button is not working correctly, the display shows:

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W O R K I N G P R O P E R L Y

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Figure 7-2. Testing Deenergized User Relay

7.If the relay is working correctly, the VOM reads the re- sistances shown. In this case, go to Step 8.

If the VOM does not read the resistances shown while the relay is deenergized, contact the nearest Factory Authorized Service Station/Service Distributor.

8.When the applicable user relay tests okay, use the Right/Increase or Left/Decrease push button to access another test, or stop the diagnostics program.

If the Start/Increase push button is not working correct- ly, replace the push button.

5.When the Start/Increase push button tests okay, press Parameter Select. The display shows:

P U S H D E C R E A S E B U T T O N

O N R E M O T E

6.When this display appears, the control unit waits three seconds for the Decrease push button to be pressed. If this done in time and the push button is working cor- rectly, the display shows:

B U T T O N I S

W O R K I N G P R O P E R L Y

If the Decrease push button tests okay, go to Step 8.

OM-842 Page 45

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Miller Electric OM-842 manual Remote Pendant Test, M O T E P E N D a N T S T, R E M O T E