Dryer does not heat

General
1

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Brand: LG
Model Number: LDG 7001w
Main Symptom:dryer does not heat
What happens & when: The burner igniter works fine at 123 ohms. All thermostats continuity checked good. The coils on the gas valve check out at about 1557 ohms. What should I do?

Error Code (if any):9a5
Parts or tests already tried:high limit thermostat, thermostat for regulating heat, flame sensor and blower thermostat all have continuity. Burner igniter checks out good at 123 ohms. Coils on the gas valves 1557 ohms. Thermostat on the burner side 10.64 ohms.
Photos / video link:

2

If the igniter is coming on, all the thermostats check good, and both valve solenoids read about 1.5k ohms each then you probably have a bad board AP6336501 that isn’t supplying voltage to the valve solenoids.

https://www.appliancepartspros.com/lg-pcb-assembly-main-ebr85130502-ap6336501.html