Graco 310554V important safety instructions Relay Removal, Relay Replacement

Panel Assembly Service

Relay Removal Relay Replacement

Remove the relay as follows:

ELECTROCUTION HAZARD

Installing and servicing this equipment requires access to parts which could cause an electric shock or other serious injury. Have only qualified electricians access the control assembly.

1.Shut off system power at the main circuit breaker.

2.At the control assembly, move the MAIN power switch to the OFF position.

3.Unlock and open the hinged cover of the control assembly.

4.With force, carefully pull the top of the relay to unplug the relay from the base. See FIG. 18.

Replace the relay as follows:

Relays are always P/N 15A797, 24 VDC. If the robot run command signal for automatic control mode is 24 VDC, then relay is also P/N 15A797.

1.Match pattern on bottom side of relay to base. Plug relay into base. FIG. 18.

2.Close and lock the hinged cover on the control assembly.

3.Apply system power at the main circuit breaker.

4.Move the MAIN power switch to the ON position, applying power to the control assembly.

5.Verify that the relay operates correctly.

6.Return the control assembly to normal operating condition.

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32 310554V