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I pg 11

MultiCyclone

Do not close the 2 way valve prior to opening the purge valve and do not close the purge 
valve while the 2 way valve is closed or partially closed. Both valves should never be 
closed or partially closed at the same time.

If the MultiCyclone is installed as a pre-filter to a sand filter, water flow to the sand filter can be 
closed via the sand filter’s multiport valve.*

Installation with 2 way shut off valve Cartridge Filter

*NOTE:

 This position is 

not available on 4-Way 
Multiport Valves. 

INSUFFICIENT WATER PRESSURE

In situations where the water flow from the pump is not powerful enough purge the sediment 
out of the sediment chamber. Waterco recommends fitting a 2 way valve after the MultiCyclone 
on the pool water return line. 

The 2 way valve is used to throttle the flow of water out of the MultiCyclone, increasing water 
turbulence through the sediment chamber and improving its purging action.

Whilst the pump is operating, open the purge valve, and then partially close the 2 way valve, 
throttling the water flow sufficiently to purge the sediment chamber of trapped sediment. Once 
the sediment chamber is clean, open the 2 way valve and then close the purge valve.

!

GENERAL MAINTENANCE GUIDE

To ensure the maximum life of the MultiCyclone, please follow the procedures below:

1.  Visually monitor through the MultiCyclone clear sediment chamber. Clean sediment chamber 

when accumulated sediment is half full.

2.  Maintain a correct chemical balance of your pool / spa water. The chemical balance of water 

is a relationship between its pH, total alkalinity, calcium hardness and water temperature. 
The water must be maintained at all times to the following:

PH LEVEL 

 

:  BETWEEN 7.2 & 7.8.

TOTAL ALKALINITY 

:  BETWEEN 80 & 150ppm.

CALCIUM HARDNESS 

:  BETWEEN 150 & 300ppm.

Also, within these tolerances be balanced to the Langelier Saturation Index within a range of 
-0.2 to +0.2.

Note:

 Testing kits are available to test the water yourself or alternately bring a sample of the 

water to a professional pool and spa shop.

3.  Mains water and rural water supplies need to be monitored. Saturation (life) in mains water 

or bore (rural) will vary depending on water quality.

4. To prevent damage to the pump and filter and for proper operation of the system, clean 

pump strainer and skimmer baskets regularly.

5.  Replace the pressure gauge if faulty readings are observed.

Summary of Contents for MultiCyclone 12

Page 1: ...NZ Limited Auckland New Zealand Tel 64 9 525 7570 Waterco C Limited Guangzhou China Tel 8620 3222 2180 Waterco Far East Sdn Bhd Selangor Malaysia Tel 60 3 6145 6000 PT Waterco Indonesia Jakarta Indonesia Tel 62 21 4585 1481 Installation and Operation Manual This equipment must be installed and serviced by a qualified technician Improper installation may result in property damage serious injury or ...

Page 2: ...arefully read the following instructions 5 The operating safety of the filter is only guaranteed if the installation and operation instructions are correctly followed 6 In the event of defective operation or fault contact Waterco or its nearest authorised service agent 7 To reduce the risk of injury do not permit children to use this product 8 Incorrectly installed equipment may fail causing sever...

Page 3: ... per year for an average domestic sized swimming pool Minimise Filter Cartridge Cleaning and Replacement The installation of a MultiCyclone as a pre filter to a cartridge filter can reduce filter cartridge cleaning and replacement to once per swimming season and even up to once per year depending on the size of the cartridge filter Air Release Valve MultiCyclone Housing Lid Clear Poly Carbonate Se...

Page 4: ...he filter so that it is free from flooding away from sumps guttering garden hollows etc 3 Position the filter so that the piping connections purge valve and air release valve is convenient and accessible for operation servicing and winterising 4 Ensure that the compliance label is facing the front to allow easy identification 5 The filter should be placed on a level concrete slab very firm ground ...

Page 5: ...he MultiCyclone to the next component in line with the filtration system 6 Glue all plumbing to barrel union fittings in accordance with glue solvent manufactures specifications and allow 24 hours to set Ensure glue solvent is not excessively applied to fittings as this could run onto o rings and create sealing problems Note Waterco recommends that a shut off valve be installed after the MultiCycl...

Page 6: ...cur if air release valve becomes loose MULTICYCLONE FILTER MAINTENANCE The MultiCyclone Plus filter maintenance is determined by the following conditions 1 The sediment chamber is half filled with sediment This accumulation of sediment can be visibly monitored through the MultiCyclone clear sediment chamber The MultiCyclone is cleaned by simply opening the purge valve Only 15 litres 4 gallons of w...

Page 7: ...nt chamber of trapped sediment Once the sediment chamber is clean open the 2 way valve and then close the purge valve GENERAL MAINTENANCE GUIDE To ensure the maximum life of the MultiCyclone please follow the procedures below 1 Visually monitor through the MultiCyclone clear sediment chamber Clean sediment chamber when accumulated sediment is half full 2 Maintain a correct chemical balance of your...

Page 8: ...placed Pool water level too low Pump not primed Pump impeller vanes blocked Strainer baskets not being used and or not being cleaned regularly Pump operating under speed low voltage Short Filter Cycles Presence of algae check disinfectant content Check pH and total alkalinity Pump output exceeds design flow rate of filter check pump performance Ineffective cleaning check conditionsof sediment cham...

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