DEFINITION: This diagnostic table tests for the garage door opener (GDO) not operating the customer's receiver.

Did you perform the Garage Door Opener System Check?

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Go to Step  2

Go to Garage Door Opener System Check

Has the garage door opener (GDO) been programmed to the customers transmitter?

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Go to Step 4

Go to Step 3

Program the GDO to the customers transmitter. Refer to Garage Door Opener Programming - Universal .

Does the GDO operate the customer's receiver?

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Go to Step 5

Go to Step 4

1. Ask the customer to retest the operation of the GDO transmitter.
2. If the GDO transmitter is still inoperative, call 1-800-355-3515 for further assistance.

Is the repair complete?

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Go to Step 5

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1. Ensure that any components removed during diagnosis are installed in place.
2. Ensure that all of the connectors are connected.
3. Repeat the system check. Refer to Garage Door Opener System Check .

Is the system check complete?

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System OK

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