Mira Shower Cartridge - 1.903.33.6.0
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Product Information
Full details
This guide is for users of Mira Excel/Select thermostatic showers made before 2003, specifically those needing to replace their cartridge valve assembly (part number 1.903.33.6.0). The primary benefit is restoring your shower's temperature control. However, it's essential to confirm compatibility with your specific shower model and installation type (high or low pressure) before installation.
All features
| Model Part Number | 1.903.33.6.0 |
|---|---|
| Brand | Mira |
Extended Product Information
FAQs
How do I know if this cartridge is compatible with my shower?
This cartridge is for Mira Excel showers made *before* 2003. Check the model number on your shower or refer to your shower's manual to confirm compatibility. You can also compare your current cartridge to the images of 1.903.33.6.0 to verify.
What tools do I need for installation?
You will typically need a screwdriver, possibly an adjustable wrench, and possibly pliers. Ensure you have a bucket and towels handy to catch any water.
Do I need to turn off the water supply?
Yes, it is essential to turn off the water supply to the shower before attempting to replace the cartridge.
How do I clean the shower cartridge?
It's generally not recommended to clean the cartridge. If it's blocked, it's best to replace it.
What is the lifespan of the Mira 1.903.33.6.0 cartridge?
The lifespan can vary, but these cartridges are designed for durability. Proper water conditions and regular cleaning can help extend their life.
Where can I find the model number of my shower?
The model number is usually found on the shower valve body or in the shower's user manual.
What do I do if I can't remove the old cartridge?
Apply penetrating oil to the cartridge threads and let it sit. If you still have trouble, consult a professional plumber.
Troubleshooting
Shower temperature fluctuates or is not accurate.
Check the cartridge for debris or limescale buildup. Consider replacing the cartridge if the problem persists.
Water is leaking from the shower head or valve.
Ensure all connections are tight. Check for cracks in the cartridge or valve body. Replace any damaged parts.
Shower is too hot or too cold.
Adjust the temperature setting. If the problem continues, the cartridge may be faulty and needs replacing.
Pros and Cons
Pros
- Restores accurate temperature control.
- Compatible with various water pressure systems.
- Easy to install with readily available tools.
- Replaces discontinued models, extending shower lifespan.
- Genuine Mira part ensures quality.
Cons
- Requires identifying the correct shower model.
- May require basic plumbing knowledge for installation.
- Not compatible with post-2003 Mira Excel showers.
- Potential for leaks if not installed correctly.
Setup, Compatibility & Care
Setup:
- Turn off the water supply to the shower.
- Remove the shower head and faceplate.
- Unscrew the old cartridge (refer to your shower's manual).
- Insert the new 1.903.33.6.0 cartridge.
- Reassemble the shower components.
- Turn the water supply back on and check for leaks.
Compatibility:
- This cartridge is compatible with Mira Excel showers manufactured *before 2003*.
- It replaces older models 903.27 (yellow hub) and 903.28 (green hub).
- It is suitable for both high and low-pressure installations.
Care:
- Regularly clean the shower head and faceplate to prevent limescale buildup.
- If the shower temperature is inconsistent, check the cartridge for blockages or wear.
- Consider professional assistance if you are not comfortable with plumbing.