Frequently Asked Questions

How to replace?

  • Step 1: Unplug the unit from the power source.
  • Step 2: Remove the access panel to locate the old timer.
  • Step 3: Disconnect the old timer and install the new 502-171A timer by connecting it properly.
  • Step 4: Reattach the access panel and plug the unit back in.

Estimate time?

Approximately 30 minutes for replacement.

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