Description
Additional Info
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Spectra Watermakers Z-ION for Manual Systems (ZION-MAN)
The Spectra Z-ION is a membrane protection add-on designed to stop the most common "gross storage problem" on watermakers: microbial growth that turns filters black and creates a rotten-egg odor. Z-ION uses a proven ionization method - during your fresh water flush it releases silver/copper ions that disinfect the system and help keep your pre-filters and RO membrane(s) clean between uses.
Manual system version Protects up to ~30 days per flush Low power draw (15W during flush) Helps eliminate black filters + odor Chemical-free storage support
Why filters smell like rotten eggs: after shutdown, small amounts of bacteria can grow in the freshwater left inside the system. As oxygen is depleted, the bacteria go anaerobic and can form hydrogen sulfide (the rotten egg smell) and discolor filters. Z-ION helps stop that cycle by disinfecting the system during the flush.
Tip: Z-ION is ideal for boats that sit for weeks at a time and want a cleaner, simpler restart.
What ZION-MAN Does (and Who It’s For)
- Built for manual flush systems - you control the fresh water flush valve, and you turn the Z-ION on during the flush.
- Disinfects the entire RO circuit by dosing ions into the flush water stream as it passes through the carbon filter bowl.
- Extends storage interval - instead of needing frequent short-interval flushing, Z-ION treatment is typically repeated about every 30 days.
- Retrofit-friendly - commonly added to Ventura and Cape Horn style systems, and Z-ION can be retrofitted to other Spectra systems.
How It Works (Simple)
- At shutdown you run a fresh water flush (your normal procedure).
- During the flush, Z-ION energizes the electrode assembly and releases a controlled amount of silver/copper ions into the flush water.
- Those ions circulate through the filters, plumbing, and membrane(s), helping prevent microbial growth and odors.
- That treatment helps keep the system clean for up to about 30 days before you need to repeat it.
Manual Flush - Quick Use Steps
- Open your fresh water flush valve (start the flush).
- Turn ON the Z-ION generator at the same time you open the flush valve.
- Let the flush run - the factory timer is typically set for ~15 minutes.
- Turn OFF the Z-ION generator when you close the flush valve.
- Repeat every ~30 days if the boat/system is sitting unused.
If you forget to turn it off, Z-ION will typically time out automatically (no harm done).
Key Benefits
- Cleaner storage - helps prevent black filters and sulfur odors between uses.
- Less pickling, less hassle - for many users, Z-ION reduces the need for storage chemicals during normal 30-day intervals.
- Low power draw - about 15 watts during the flush cycle, very low standby draw.
- Gentle, proven method - uses silver/copper ions instead of harsh chemicals.
- Easy maintenance - consumables are straightforward (carbon filter element and electrode assembly).
Product Specs
| Spec | Details |
|---|---|
| System Type | Manual systems (manual flush operation) |
| Voltage | 12V or 24V DC |
| Power Use (Active) | ~15 watts during fresh water flush / treatment |
| Power Use (Standby) | < 250 milliwatts standby (very low) |
| Typical Protection Interval | Up to ~30 days per treated fresh water flush (storage time varies by conditions) |
| Dimensions / Weight | Approx. 18" x 8.5" x 6" - about 6 lbs |
| Electrode Assembly Life | Typically 2-3 years (replaceable) |
Maintenance (What to Plan For)
- Carbon filter element: the Z-ION generator bowl houses a charcoal filter - plan to replace it about every 6 months (similar to your normal flush module schedule).
- Electrode assembly: typical lifespan is 2-3 years depending on usage and water conditions.
- Service reminder: after a set number of cycles, the control box may illuminate a service light as a reminder to test/inspect the probes.
Compatibility Notes
- ZION-MAN is intended for manual systems where the fresh water flush is initiated by the operator.
- If you are looking for a controller-driven, automated version, see ZION-AUTO.
- Commonly used on (but not limited to): Ventura Models, Cape Horn, Newport Models.
Downloads and Resources
FAQ
What is the difference between ZION-MAN and ZION-AUTO?
ZION-MAN is for manual flush systems - you open/close the flush valve and turn Z-ION on during the flush. ZION-AUTO is for systems that support automated flush/treatment routines through the controller.
How long will one Z-ION treatment protect my system?
Each treated fresh water flush typically protects the system for up to about 30 days. Storage time can vary with heat, contamination level, and prior condition of the system.
Does Z-ION eliminate the need for SC-1 pickling chemical?
For many users, Z-ION greatly reduces the need for pickling during normal 30-day storage intervals. If you plan to leave the system idle longer than ~30 days, you may still need to pickle with SC-1 (or propylene glycol where appropriate). Also, Z-ION does not prevent freezing.
How do I run a Z-ION flush on a manual system?
- Open the fresh water flush valve to start your flush.
- Turn on the Z-ION generator at the same time.
- Allow the flush to run (factory timer is often set for ~15 minutes).
- Turn off the Z-ION generator when you close the flush valve.
- Repeat about every 30 days when the system is sitting.
How much power does it use?
Z-ION is designed to be low draw - it uses roughly 15W during the flush/treatment cycle and has a very small standby draw.
How often do I replace the carbon filter in the Z-ION bowl?
The generator bowl houses a charcoal filter (similar to the standard flush module). Plan to replace it about every 6 months or sooner if performance indicates.
How long do the electrodes last?
The electrode assembly typically lasts 2-3 years (usage and conditions vary) and can be replaced when worn.
How do I know Z-ION is working?
- The control box LED should indicate normal operation during treatment (varies by revision).
- If your system still develops odor/black filters, it may need troubleshooting, cleaning, or electrode service.
- Some installs can be verified using a copper test kit on discharge water during the treatment flush.
What if the LED flashes red or the unit shuts down?
A red fault indication can point to voltage out of range, wiring issues, fuse problems, or a connection fault. Verify your DC supply, polarity, fuse, and connectors. If you need help, contact us with your system model and photos.
How does ZION-MAN replace the old ZION-VT (and other discontinued Z-ION models)?
Older Z-ION part numbers (like ZION-VT and other model-specific Z-ION kits) were often named around a particular watermaker family. Today, the modern equivalent is typically chosen by how your system is controlled:
- Manual/analog controls: ZION-MAN is the correct replacement in most cases.
- Automated/control-board systems: choose ZION-AUTO (or a model-specific kit like Farallon).
On some older installations you may also need a plumbing update kit (especially pre-2009 layouts) or service components if the bowl/rod is worn. If you share your watermaker model + serial (and a quick photo of the flush/Z-ION plumbing), we can confirm the exact replacement path.
Can Z-ION be retrofitted to my existing Spectra watermaker?
In many cases yes - Z-ION is designed to be retrofit-friendly for Spectra systems. The correct kit depends on your model and controller type (manual vs auto). If you’re unsure, contact us and we’ll confirm fitment.
Do I still need to flush or discard water when returning to the boat?
As a best practice, when returning after storage you should run the normal startup procedure and discard initial water as recommended for your system. Z-ION helps keep the system cleaner, but standard restart steps still apply.
Will Z-ION protect against freezing?
No - Z-ION does not prevent freezing damage. In freezing climates you should winterize/pickle appropriately (often with propylene glycol).
Z-ION Related Parts
- ZION-AUTO - Z-ION for automated/control systems
- ZION-Farallon - Z-ION protection kit for Farallon systems
- KIT-ZION-PLUMB - PRE 2009 Z-ION plumbing kit
- SUB-ZION-BA - Z-ION bowl assembly (bowl w/o rod)
- SUB-ZION-ELECTB - Z-ION generator bowl
- SUB-ZION-RA - Z-ION rod assembly w/thread fitting
Related Parts
- Spectra 5 Micron Pre-Filter (FT-FTC-5)
- Spectra 20 Micron Pre-Filter (FT-FTC-20)
- Spectra SC-1 Storage Compound (recommended for longer storage or specific conditions)
Questions?
Visit our Contact Page to speak to our watermaker experts.
We ship internationally - contact us for a shipping quote.
Daily Watermakers, Inc. is an authorized dealer for Spectra Watermakers.
Daily Watermakers, Inc. is an authorized dealer for Spectra Watermakers. View their website for more information: https://www.spectrawatermakers.com/us/us/support/contact
