How to test an Elco photocell

Use this photo guide to test an Elco oil burner photocell with BurnerCheck. Work through each step in order.

Step 1

Loosen the screws and remove the grey Elco cover.

Step 2

Locate and remove the photocell probe in the burner housing.

Step 3

Disconnect the photocell connector.

Step 4

Plug the photocell probe into the Photocell test port on the BurnerCheck.

Step 5

Plug the photocell connector into the lower left Elco test port on the BurnerCheck.

Step 6

Start the test by selecting Photocell on the Test menu.

Step 7

The BurnerCheck will display a PASS, WEAK or FAIL result depending on the photocell's condition.