Samsung DMT300 Series Training Manual page 25

Disassembly and Reassembly - 8. ASSY FAN VENT(2/2)
7) Hold and remove the case vent ass‟y.
8) Remove the 2 screws holding the fan motor
from the case vent ass‟y. And carefully pull out
the fan motor.
9) Unscrew the screws and disassemble of case
vent.(3 screws)
10) Separate the case vent U and case vent L.
[Caution]
- Be careful not to break the hook.
※ Check List
▶ Because there is a risk of leakage after
replacement, check whether it is sealed properly.
▶ Check the voltage of Fan Vent ends: 120V
▶ PCB RELAY : Check CN1 ~ CN14(120V)
▶ Measure coil resistance of both ends: 150Ω