Replacing an AC Ignitor Wire Harness on Touchscreen Grills

Follow the steps in this article to replace a hot rod in a touchscreen grill.

What is an AC Ignitor Wire Harness?

An AC ignitor wire harness Delivers power to the hot rod.

Take the following steps to replace an AC ignitor wire harness.

Watch the first 19 seconds of the replacement video below for steps 1-6.

Ensure grill is off and unplugged.
Open the grill cabinet door.
Remove 4 screws holding the hot rod service panel in place.
The hot rod service panel will drop down and allow access to the Hot rod.
Disconnect the two connecters for the hot rod and flame sensor.
Remove the hopper side service panel by removing 6 screws (2 located on top of the access panel, 2 below the hopper side rail, and 2 on the bottom of the access panel).

Before removing the hopper service panel: check your grill’s manufacturer date.

June 2023 (2306) or after: Proceed to remove service panel.
Before June 2023 (2305): Remove the access panel using an impact driver to prevent the possibility of stripped screws. If you don't have one on-hand, contact Traeger Support.

Pro Tip: Some customers find this easier if they remove the P.A.L Rail first.

Remove the smart combustion cover.
Disconnect ignitor harness from motherboard.
Gently pull the ignitor harness wiring through the fan box grommet near the back of the power strip.

Connect the new AC ignitor harness to the motherboard.
- Ensure the harness is routed properly through the cable holding features of the Smart Combustion base.
Gently push the AC ignitor harness through hopper grommet.
Connect the harness to the hot rod and reconnect the flame sensor.
Push the hot rod service panel back up and screw back into place.
Replace the smart combustion cover and secure it in place.
Replace and secure the hopper side access panel.