Name: Samsung DVG55CG7100WA3
Brand: Samsung

Question 1

What does error code 9C1 mean on Samsung DVG55CG7100WA3?

Accepted Answer

Your dryer is getting the wrong voltage from the outlet. Cause: Not using regular power source (voltage out of range); Low voltage from utility; Faulty electrical outlet or wiring; PCB or wire harness problem.

Question 2

What does error code AC mean on Samsung DVG55CG7100WA3?

Accepted Answer

The dryer's internal parts aren't communicating properly. Cause: Faulty Main PBA (main control board); Faulty SUB PBA (display board); Damaged or loose wire harness between Main PBA and SUB PBA.

Question 3

What does error code C1 mean on Samsung DVG55CG7100WA3?

Accepted Answer

The vent blockage test found a problem with your exhaust. Cause: Items left inside the drum during vent blockage test; Dry sensor (moisture sensor) malfunction.

Question 4

What does error code C8 mean on Samsung DVG55CG7100WA3?

Accepted Answer

Your dryer vent is about 80% blocked. Cause: Lint buildup in exhaust duct; Partially crushed or kinked exhaust duct; Exhaust duct too long or too many elbows.

Question 5

What does error code C9 mean on Samsung DVG55CG7100WA3?

Accepted Answer

Your dryer vent is over 90% blocked — needs immediate cleaning. Cause: Severe lint buildup in exhaust duct; Completely blocked or crushed exhaust duct; Outside exhaust hood sealed or stuck closed.

Question 6

What does error code Ct mean on Samsung DVG55CG7100WA3?

Accepted Answer

Your dryer detected restricted airflow during a vent test. Cause: Ambient temperature too extreme for accurate vent test; Dryer recently run and still hot; Thermistor issue.

Question 7

What does error code dC mean on Samsung DVG55CG7100WA3?

Accepted Answer

The dryer thinks the door is open while running. Cause: Door not fully closed or latched; Door sensor unit is loose; Door sensor unit is shorted; Defective door switch.

Question 8

What does error code dF mean on Samsung DVG55CG7100WA3?

Accepted Answer

The door switch isn't working properly. Cause: Door sensor unit is loose; Door sensor unit is shorted; Defective door switch giving invalid/impossible state readings.

Question 9

What does error code FC mean on Samsung DVG55CG7100WA3?

Accepted Answer

Your dryer is getting the wrong type of electrical power. Cause: Not using regular power source frequency (not 60Hz); Invalid power frequency sensor circuit on PCB; Generator or inverter power supply with unstable frequency.

Question 10

What does error code HC mean on Samsung DVG55CG7100WA3?

Accepted Answer

Your dryer isn't heating properly or is overheating. Cause: Restricted vent system causing excessive heat buildup; Thermistor failure or out-of-range resistance; PCB malfunction; Heater malfunction; Motor or heater not working normally during Smart Install.

DVG55CG7100WA3

Error Codes

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Code	Meaning	Severity
9C1	Your dryer is getting the wrong voltage from the outlet	Critical
AC	The dryer's internal parts aren't communicating properly	Critical
C1	The vent blockage test found a problem with your exhaust	Moderate
C8	Your dryer vent is about 80% blocked	Moderate
C9	Your dryer vent is over 90% blocked — needs immediate cleaning	Critical
Ct	Your dryer detected restricted airflow during a vent test	Moderate
dC	The dryer thinks the door is open while running	Moderate
dF	The door switch isn't working properly	Moderate