What does 1E mean?
Water level sensor (pressure switch) malfunction.
Common causes
- Failed pressure switch
- Clogged pressure hose
- Disconnected hose
- Control board issue
Diagnostic & testing steps
- 1. Check pressure hose for kinks or clogs
- 2. Blow through hose to verify clear
- 3. Test pressure switch
- 4. Check wiring to control board
OEM parts & part numbers
Pressure Switch, Pressure Hose
Part numbers: DC96-01703B, DC97-16998A
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