Samsung DV410 Series Fast Track Troubleshooting page 8

Testing Electric Heater circuit.
Disconnect Blue wire from RY6, turn power on, start dryer read voltage between RY6 Blue wire and CN6
Green wire.
Reading of 120VAC means a proper operating heater circuit. 0VAC means open in circuit.
To test thermostats use ohm meter on lowest scale, any resistance replace component
See page 4 for Main PCB layout for testing.