No sir.. on your model the controller algorithm is programmed to do an automatic preheat to 350°.
Call Danson’s customer service at 480-923-9630 Or 480-542-9449 for information or suggestions for the new app, or operating assistance or for a warranty registration or parts replacement under your 5 year warranty.
In Canada: Phone: 1-877-942-2246 And 877-303-3134 and 877-942-2246 are the Danson’s tech line.
Also definitely leave your phone number for call back if prompted to.
You can also Try the chat feature on the PitBoss website.
https://pitboss-grills.com/