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Rain water is collected from the roof and it flows through the gutters into the water harvesting tank.

A pump draws the rain water from the harvesting tank and pushes it into the RainSafe.

The RainSafe first filters the water then treats it with UV radiation before storing it into its own tank.

In the tank water is treated with ozone. Before delivering the clean water the RainSafe filters it again 

and removes the ozone.

Now you have clean water throughout the house.

THE RAINSAFE USES A UNIQUE METHOD FOR TREATING VARIOUS SOURCE WATERS:

MANDATORY REQUIREMENTS:

  You have an adequate rain harvesting system that uses a first flush diverter, calmed inlet and 

floating suction

  The water delivery pipes are in good condition and clean

  Source water parametric requirements: 

  (1) ≥ 80% UVT, 2) Turbidity ≤ 1 NTU, (3) TOC (total organic carbon) ≤ 4mg/l, (4) TSS ≤ 1mg/l (5) 

Chlorine free water, (6) pH 6.5-8, (7) Bromides < 5µg/l.

  Cold supply water only between 5ºC and 25ºC

  Power supply of 220-240V 50Hz AC and a connection through a 30mA  RCD

  The RainSafe must be installed indoors in a clean well ventilated room

  You have a pre-planned safe way of getting rid of the excess ozone.

Please read and follow the detailed instructions and warnings presented in this manual.

1:

  RainSafe tank: Stores the treated water ready for use.

2:

  Control Panel: Controls operation of system & treatment.

3:

  Outlet 1” BSP: Treated water is pumped out of the RainSafe storage tank for supply to household.

4:

  Outlet Isolation Valve: Stops flow of treated water from RainSafe to outlet.

5:

  Outlet Riser Pipe: Delivery of treated water from RainSafe to Outlet 1” BSP.

6:

  UV Reactor: Germicidal sanitiser.

7:

  Ozone (O3) Generator: Generates ozone by way of corona discharge.

8:

  Air Pump: Pumps dried air through the ozone generator and into the storage tank.

9:

  Outlet Pump Controller: Control for outlet pump to supply treated water on demand.

10:

  Outlet Filter Isolation Valve: For use when changing outlet filter.

11:

  Outlet Filter: Converts ozone back to oxygen.

12:

  Diffuser: Bubbles ozone into the stored water in the tank.

13:

  Redox Sensor: Measures ozone in water.

14:

  Level Sensor: Measures water level in tank.

15:

  Pump Isolation Valve: For maintenance purposes only – to allow service/ repair of the pump.

16:

  Air Dryer: Removes humidity from the air for ozone generation.

17:

  Outlet Pump: Supplies treated water from the RainSafe to outlet via the outlet filter.

18:

  Flow Meter: Monitors incoming flow, alarms for blocked inlet filter, flow too low or unexpected water flow.

19:

  Filter Wrench: For maintenance purposes – for use when changing filters.

20:

  Inlet Filter 5 µm: Filters fine particles from the source water.

21:

  Solid Particle Filter: Filters larger particles from the source water.

22:

  Inlet Isolation Valve: Stops inlet flow of source water to the RainSafe.

23:

  Inlet 1” BSP: Connection to supply of source water.

24:

  Lid: Seals the RainSafe tank. 

25:

  Overflow Vent DN50 connection: Overflow for the system, tank breather, and vents any excess O3 to atmosphere.  

Must be connected to drainage to prevent flooding, Must vent to external environment.

26:

  Power Supply A 220–240 V: Supplies power to the system. Be aware that plug type may differ to suit country of sale.

KNOW YOUR RAINSAFE:

Item Check List:

•  RainSafe System
•  RainSafe Customer and Operations Manual
•  Genyo Pump Controller Manual
•  Lowara Pump Manual
•  Inlet Filter 
•  Outlet Filter 
•  Outlet 1” elbow
•  Boxed ORP probe

When planning the installation of the RainSafe :

•  Make sure you have the position and pipe routes 

planned, and that you have the materials and 

tools ready.

•  Note that the inlet, outlet and overflow pipes are 

in a fixed position.

•  If you can’t allow for a gap between the back of 

the machine and the wall note the position and 

the exit points of the pipes on the drawing.

•  We recommend using rigid pipes.
•  The overflow must lead directly outside, 

preferably connected to the rainwater 

harvesting system.

• 

The overflow will vent out ozone and excess 

water so it is important that the overflow pipe is 

part of a “stand alone system” not connected to 

existing drains where the ozone may leak inside 

the house.

•  Ozone has a distinctive smell and prolonged 

exposure might be harmful so make sure that it 

is vented in an area with low traffic.

•  The RainSafe is fitted with 1” BSP swivel female 

fittings for the outlet and inlet pipes so your 

inlet and outlet pipes should end with  1” BSP 

male fittings or 1” BSP threaded pipes.

•  Depending on the planned route you might 

need fittings that allow for  change of direction 

(elbows).

•  The overflow pipe will be exposed to ozone that 

can react with some pipe materials so you will 

need to use rigid PVC pipes for the overflow 

route.

•  Pipework and fittings must be prepared using 

abrasive pad.

•  Pipework must be joined using P.V.C. solvent 

cement adhesive to EN 4680.

•  Pipework may be reduced from tailpipe to a 

minimum of DN40.

Warning: To guard against injury, basic safety precautions should be observed, including the following:

•  Installation should only be performed by an authorised RainSafe technician. Failure to do so will lead to 

warranty invalidation relating to compliance with installation and maintenance.

•  Do not use the RainSafe for any purpose other than its intended purpose as described in this manual.

•  To prevent the risk of severe or fatal electrical shock, special precautions must be taken since water is 

present near electrical equipment. Always disconnect power before performing any maintenance

•  Avoid exposure to direct or strongly reflected germicidal ultraviolet rays. Germicidal ultraviolet rays are 

harmful to the eyes and skin.

•  Intended for indoor use only:  do not install the system outdoors and/ or directly expose it to atmospheric 

agents. The RainSafe should be protected from the elements and from temperatures below 5ºC and above 

35ºC

•  Ensure overflow for water is correctly plumbed as per Installation Guidelines and is free draining and sealed 

to outdoors with no water traps in ventilation path. It should not be connected to existing drains where the 

ozone may leak inside the house

•  Ensure ozone is vented through an external wall to an elevated release point away from windows or other 

openings

•  Ensure proper ventilation to the outside is provided where the  RainSafe  is to be housed to ensure safe and 

adequate ventilation of the ozone

•  Do not operate the RainSafe if the power cord and/or plug are damaged, or if any other damage is visible or 

suspected

•  Electrical power supplied to the RainSafe MUST match power requirements listed on the RainSafe

•  Plug the RainSafe into an approved ground fault circuit interrupt (GFCI) receptacle with suitable 30 mA RCD 

fitted

•  In the unlikely event of the quartz glass sleeve housing the UV lamp being broken, immediately contact your 

local service engineer and do not use the water

•  Air Dryer is insulated and may appear cool.  NOTE: It can be very hot under the insulation. Do not attempt 

to touch or remove air dryer during operation. The air dryer operates at high temperatures. If removing wait 

sufficient time for it to cool down before removal

•  Only use correct inlet and outlet filters –non suitable filters will invalidate the warranty

•  Only install the correct UV Lamp- non suitable UV Lamp will invalidate the warranty

DO NOT MODIFY THE RAINSAFE IN ANY WAY.

THIS WILL INVALIDATE THE WARRANTY WITH IMMEDIATE EFFECT

It is important to read and understand the safety

instructions to ensure reliable service from your RainSafe

GUTTERS

FIRST FLUSH 

DIVERTER

RAINSAFE

WATER PUMP

WATER 

HARVESTING 

TANK

ROOF

THE BASICS:

The power button is 

located 

HERE

Underneath the

Control Panel.

Four valves

 control

the flow of water

1

3

2

4

Valve 3 should always be in the 

OPEN

 position

The RainSafe is controlled from the 

Control Panel.

 

Turn the 

WHEEL

 left or right to highlight your 

choice and press it to select.

CLOSED

 valve

looks like this:

An 

OPENED

 valve

looks like this:

HOW THE RAINSAFE™ WORKS WITH RAIN WATER:

2

3

4

5
6

7

8
9

10
11

12

13

14

15

16

17

18

19

20

21

22

23

1

24

26

25

1.  Change both filters at the same time. Refer to the labels to make 

sure that each filter goes where it is supposed to go

2.  Turn off the power and close the valves

3.  Unscrew, wash and put back the solid particle filter and housing

4.  Use the wrench to unscrew the filter housing and remove the used 

filter (you will see a plastic ring around the filter, remove it and put 

it around the new filter)

5.  Clean the two filter housings

6.  Insert the new filters and screw the filter housings back by hand 

tightening it

7.  Open the two valves and turn the machine on again

8.  On the control panel navigate to:

  Home screen>Settings Menu>(Insert Pin)Reset Filter

CHANGING THE FILTERS

(once every 6 weeks):

•  Always use correct filters in the correct position

•  Always change both filters at the same time

•  Make sure the O-rings on the filter housings are 

clean and properly seated

• Always wear clean gloves (powder free) 

when  putting  in  new  filters  to  avoid  possible 

contamination of filters.(separate pair for dirty 

and clean filters)

•  Never run the RainSafe without filters

Video instructions on www.rainsafewater.com

Location 

of the solid 

particle filter

HOW TO REMOVE

THE FILTER HOUSING

HOW TO REMOVE

THE FILTER

Filter plastic ring

Filter housing O-ring

CHANGING THE UV LAMP

Warning:

  The  UV  lamp  should  be  handled  with 

great care

. The lamp is not warranted against 

breakage  and  damage.  Always  install  the  lamp 

in a careful manner, not at an angle which could 

cause damage to the quartz glass sleeve inside 

the generator. In the event of damage to the UV 

lamp or quartz glass sleeve, contact your approved 

technical installer and 

do not use

 the water.

1. Disconnect electrical 

power and close the valves

2. Gently disconnect the plug 

from the lamp at the top of 

the generator.

3. Remove the black plastic 

lock nut from the top of 

the generator by turning 

anticlockwise.

4. USE GLOVES. Carefully 

withdraw the lamp from 

the generator by lifting it 

out.

1. USE GLOVES: Carefully 

insert the new lamp. Make 

sure lamp sits properly. (Do 

not touch the lamp glass)

2. Re-attach and hand-

tighten the black plastic 

collar by turning clockwise. 

3. Connect the lamp cable 

plug onto lamp. 

4. Reopen the valves

Turn ON the power

On the control panel navigate to:

Home screen>Settings Menu>(Insert Pin)Reset Lamp

REMOVING THE OLD LAMP

INSERTING THE NEW LAMP

DRAINING THE RAINSAFE

FILLING THE RAINSAFE

1.  Close the inlet valve and make sure the outlet 

valve is opened

2.  Turn on a faucet tap in the house to empty the 

tank

1.  Make sure the inlet valve is opened and close 

the outlet valve

2.  Turn the RainSafe ON and it will start filling

3.  Open the outlet valve after the machine is 

filled

It is recommended that the tap water be allowed to run down the drain to flush the outlet system prior to 

drinking the water or householder should consider sanitising the distribution system if concerned.

The RainSafe is designed to keep the water clean as long as it’s ON. If you know the RainSafe is going to 

be powered down for a long period of time (e.g. you are leaving on a holiday and you will turn the power 

OFF) you need to drain the tank and remove and discard the filters BEFORE leaving.

If the RainSafe wasn’t in use for a long period of time you need to drain it and change the filters.

BEFORE INSTALLING THE RAINSAFE:

FIRST RUN

 (commissioning mode):

The system will guide you through the steps below which prepare your RainSafe to provide water to your buildings water 

supply. This should take about 30 minutes to complete. Water will not be available until all steps are completed. You 

will need to follow this procedure only once. In the event that you interrupt the procedure by powering off the RainSafe 

or the machine displays an error you will be prompted to restart the commissioning process. 

It is advised to flush out the system and pipework by running a tap to empty the RainSafe of the first volume of water 

and then allowing the RainSafe to re-fill before commencing normal use.

For the first run follow these steps:

1.  Turn on the RainSafe. The control panel will display the Commissioning mode screen containing the software 

version number. Press OK.

2.  The language selection screen will be displayed, choose “English”. The control panel will ask you to confirm your 

choice, press OK. 

3.  The control panel will display the set time screen. Set the correct time. The control panel will ask you to confirm 

your choice, press OK. 

4.  The control panel will display the set date screen. Set the correct date. The control panel will ask you to confirm 

your choice, press OK. 

5.  On the next screen “Calibrate Ozone sensor” is displayed. Press Ok. The ozone sensor will then be calibrated. This 

will take 60 seconds.

6.  Once ozone sensor calibration is complete a menu will be displayed. Select the start commissioning option. 
7.  The next screen will display the RainSafe machines Status, ORP value, LPM (litres per minute) and current water 

level (L) in litres. 

8.  At this point a fill will be carried out,

a.  The status will change from “Inactive” to “Warmup” for 35 seconds.

b.  After warmup the status will change to “Fill”. At this point the machine will fill to 220 litres.

c.  Once 220 litres is reached the status will change to “Cooldown” for 30 seconds.

d.  After cooldown the status will change to “Ozone On”. At this point the ozone level will rise to 700 and two 

minutes later the status will change back to “Inactive”.

9.  After the fill has been completed a DAF fill will be carried out,

a.  The status will change from “Inactive” to “Warmup” for 35 seconds.

b.  After warmup the status will change to “Fill for 90 seconds.

c.  After this the status will change to “Cooldown” for 30 seconds.

d.  After cooldown the status will change to ozone on for two minutes and the status will change back to inactive.

10.  Once fills have been completed the question “Confirm checked for leaks” will be displayed. Once checked press OK.
11.  You will be prompted to enter the control panel pin number. Enter the correct pin and press ENTER.

 

(The  PIN  number  may  be  obtained  by  registering  the  machine  at  www.rainsafewater.com/register  using  the 

Hardware ID displayed.)

12.  The control panel will then display “Pin OK”. Cycle the power to the RainSafe.
13.  The commission process is now complete and the RainSafe is in run mode.

Customer Data Consent

You will need to complete the data consent form before the internet connection is activated.
Your distributor will provide you with the consent form.

You can monitor your RainSafe by connecting it to the Internet.

Once connected you can monitor water use, alerts and alarms, parameters on the working machine.

Connecting the RainSafe to the user’s Wi-Fi:

1.  Remove control knob from control panel.
2.  Remove control panel front cover
3.  Remove Wi-Fi module from logic board
4.  Plug Wi-Fi module into programming card
5.  Plug card USB lead into computer
6.  Open RS Wi-Fi programme on computer
7.  In the window;

•  Open port

•  Enter SSID and passkey for broadband network

•  “configure”

•  On bottom of window you will see the following

•  “ set ok?”

•  “success”

8.  Return module to control panel and refit cover and knob

To operate The RainSafe make sure all the valves are opened and the power is ON

SAFETY INSTRUCTIONS:

DANGER

High Voltage

INSTALLING THE RAINSAFE:

1.  Connect the outlet, inlet and overflow 

pipes then push the machine into the 

final desired position.

  Before proceeding with the install 

follow this check-list:

•  Is the power supply 220-240V 

50Hz AC, connected through a 

30mA RCD and accessible?

•  Is the overflow free draining and 

sealed to outside of the system and 

at least 40DN?

•  Are there any bends or traps that 

may cause back pressure?

•  Do all the connections meet the 

RainSafe guide lines?

•  Has off-gas venting been installed 

and does it lead to an outside area 

with low traffic?

•  Does the source water meet the 

RainSafe requirements?

2.  Connect the ORP probe.

  Before  connecting  the  ORP  probe 

remove  the  plastic  cap,  ensure  the 

O-ring  is  fitted  and  the  probe  has 

enough buffer solution

  Do not touch the glass of the probe

  Screw  the  probe  in  by  hand  until  you 

feel confident that water can’t leak

3.  Install the filters

4.  Open all the valves except the outlet

  Make sure the tank lid is firmly closed

  Plug in the machine

5.  Turn it ON

Note that there will be a 20 sec. delay on power up before the fill process starts.

Tank Lid

Outlet Pipe

370 mm

Overflow

Pipe

1465 mm

Back of Machine

Inlet Pipe

Distance between the 

outlet and inlet pipe

Distance between 

possible routing 

options of the 

overflow pipe

291 mm

1251 mm

Distance from the 

end of the overflow 

pipe to the bottom 

of the machine

Distance from the end 

of the inlet / outlet 

pipes and the bottom 

of the machine

Side of the Machine

405 mm

Distance from the 

end of the inlet/outlet 

pipes and the back of 

the machine

Video instructions on www.rainsafewater.com

INSTALLATION,

OPERATIONS &

MAINTENANCE

MANUAL

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