Toto Spares, Toto Parts, Toto Spare Parts, Spare Code No : D43800ZR.
TOTO spare part: D43800ZR
- Part Number: D43800ZR
- Part Name: Nozzle Unit (Wash Nozzle Assembly)
- Compatible Product: Primarily used as a replacement nozzle unit for the TOTO TCW07 soft-close bidet seat (and is also referenced for TCW07S/TCW08S in some parts catalogs).
Uses
The D43800ZR Nozzle Unit is the component that delivers cleansing water during bidet operation. Its functions include:
- Providing the rear wash spray.
- Delivering the front/feminine wash spray (on compatible models).
- Extending and retracting automatically during use.
- Ensuring proper spray direction and water distribution.
- Maintaining hygiene, as the nozzle is designed to self-clean before and/or after use on compatible seats.
When should it be replaced?
Replacement is recommended if you experience:
- Weak or uneven water spray.
- No water coming from the nozzle.
- A cracked, damaged, or clogged nozzle.
- The nozzle fails to extend or retract correctly.
- Persistent leakage from the nozzle assembly after cleaning.
Summary
ItemDetailsPart No.D43800ZRPart NameNozzle UnitApplicationReplacement wash nozzle assemblyCompatible ModelTOTO TCW07 (also referenced for TCW07S/TCW08S in some regional catalogs)FunctionSprays cleansing water for bidet operation and supports hygienic washing.
If you need, I can also provide an exploded parts diagram showing exactly where the D43800ZR Nozzle Unit is installed inside the TOTO TCW07 seat.
The TOTO spare D43800ZR is a Nozzle Unit (Wash Nozzle Assembly) used in compatible TOTO bidet seats, including the TCW07 series. It is the component that extends from the bidet seat to spray warm water for personal cleansing.
Its main uses include:
- Rear cleansing: Delivers a controlled warm-water spray for personal hygiene after using the toilet.
- Front/feminine cleansing: Provides a gentler spray pattern on compatible bidet seat models.
- Automatic nozzle operation: Extends during washing and retracts afterward to protect the nozzle when not in use.
- Hygienic operation: Works with the bidet's self-cleaning function, where the nozzle is rinsed before and/or after use on compatible models.
- Consistent water delivery: Helps maintain the correct spray pattern and water flow for effective and comfortable cleansing.
The D43800ZR Nozzle Unit is typically replaced if:
- The water spray becomes weak or uneven.
- The nozzle is cracked, blocked, or leaking.
- The nozzle fails to extend or retract properly.
- Cleaning no longer restores normal performance.
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