Prax
Sign InGet Started
Samsung Ovens & Ranges2017–present

Error Code C-72

Water not draining from oven cavity after cycle completion

Critical

Stop using immediately - risk of damage or safety issue

Also displayed as: C-72

What This Means

Defective water level sensor; Drain pump not operating; Water pump motor failure; Loose or disconnected wire connections; Defective Main PCB

What actually causes this:

Clogged drain line, pump failure, sensor malfunction, or loose connections

First Thing to Check

Check ground wire connection on steam generator; test pump motor operation

Parts Involved

Water level sensorDrain pump motorGenerator ground wireWire harnessMain PCB

How to Fix

  1. 1

    Check the ground wire on the steam generator for proper connection

  2. 2

    Check the pump motor operation and wire connections

  3. 3

    Measure pump motor resistance and voltage

  4. 4

    Verify drain time operation

This Error Applies To

Samsung DOC30M977D Series Ovens & Ranges (2017) (2017–present)

Service manual exact match: NQ70M7770DGService manual exact match: DOC30M977DS

Related Error Codes

C-d0

Shorted keypad keys detected

C-30

PCB internal temperature sensor malfunction

C-F0

Loss of communication between control boards

C-23

Temperature probe sensor short circuit detected

C-A2

Magnetron or convection cooling fan not operating correctly

C-20

Temperature sensor open circuit or short detected during operation

C-d1

Door lock mechanism positioned incorrectly or not functioning

C-F2

Loss of communication with touch panel interface

Need more help with your Samsung ovens & ranges?