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CGFE Greensand Filter 

Installation & Operation Manual 

(Please save for future reference) 

 
 

Thank you for purchasing one of our ENVIROGARD / Rainfresh products. We are committed to 

ensuring that you are 

totally satisfied

 

If you have any problems, don’t go back to the store– 

please contact us !

  

Most issues can be resolved over the phone. 

Help Line : 1-800-667-8072 

(Monday to Friday 8:30 AM to 5:00 PM EST) 

www.rainfresh.ca 

 

TABLE OF CONTENTS 

 
 

A.

 

System Specifications 

 ................................ 

B.

 

How the CGFE System Works 

 .................... 

C.

 

Safety Precautions 

 ....................................

 2 

D.

 

Installation 

 ................................................ 

a.

 

Electrical Requirements 

 .................. 

b.

 

Unpacking the unit 

 .......................... 

c.

 

Installation Location 

 ........................ 

d.

 

Plumbing the filter unit 

 ................... 

E.

 

Start-up and Programming 

 ........................ 

a.

 

Language Selection 

 ......................... 

b.

 

Basic Programming 

 ......................... 

c.

 

Advanced Programming 

 .................. 

d.

 

Manual Regeneration

 .................... 

10 

F.

 

Other Features 

 ........................................ 

10 

G.

 

Maintenance 

 ........................................... 

11 

H.

 

Troubleshooting 

 ...................................... 

12 

I.

 

Exploded Diagram & Parts List 

 ................ 

13 

J.

 

Warranty 

 ................................................. 

14

 

 
 
 
 
 
 

Certified by IAPMO R&T against CSA B483.1  
 

Summary of Contents for CGFE948

Page 1: ...Monday to Friday 8 30 AM to 5 00 PM EST www rainfresh ca TABLE OF CONTENTS A System Specifications 2 B How the CGFE System Works 2 C Safety Precautions 2 D Installation 3 a Electrical Requirements 3...

Page 2: ...d media and simultaneously filtered out Hydrogen Sulphide is reduced to an insoluble sulphur precipitate which is also filtered in the bed Water coming out of the greensand filter is virtually free of...

Page 3: ...ired How to check well pump flow rate must be more than 5 GPM 19 LPM Make sure that the pressure tank is full and no one uses any water until you have finished the test 1 Connect a hose to an appropri...

Page 4: ...NECTIONS WILL RESULT IN FILTER MEDIA BEING THROWN INTO YOUR HOME S PLUMBING SYSTEM CAUSING DAMAGE TO IT AS WELL AS THE Filter system You can use copper CPVC PVC or PEX to install your new system Insta...

Page 5: ...to the ceiling joists max 8 ft ceiling and run it to the nearest laundry tub or drain pipe This can be ran up overhead or down along the floor If running drain line more than 30 feet overhead increas...

Page 6: ...nsert Allen key into the bypass handles and make sure that the valve is in BYPASS position Turn on the switch for the well pump If you had emptied the pressure tank allow it to fill up until the well...

Page 7: ...ride 12 Delayed Regeneration 13 Regeneration Time 14 Refill Time 15 Valve Model 16 Valve ID The control valve has a display screen and 4 buttons PROGRAMMING I LANGUAGE SELECTION SETTINGS The function...

Page 8: ...urrent minutes TIME OF DAY 08 51 PM 7 Press SETTINGS key again and AM PM will be highlighted 8 Now press UP or DOWN key to change AM PM value to current time 9 Press SETTINGS button again and YEAR wil...

Page 9: ...ss SETTINGS again and this completes the programming LOAD DEFAULT NO PROGRAMMING COMPLETE Unlock display by pressing SETTINGS for 3 sec Press UP DOWN keys together for 3 seconds until unit beeps and d...

Page 10: ...s approximately 1 5 hours During this time you may hear water running intermittently to the drain Manual Bypass In the case of emergency such as an overflowing chemical tank you can isolate your filte...

Page 11: ...n frequency days between regenerations Therefore system should be set to regenerate 1176 240 4 9 days once every 4 days Do not change regeneration frequency to more than once every 4 days Winterizing...

Page 12: ...uildup in line feeding filter 2 Iron buildup inside valve or tank 3 Inlet of control valve plugged due to dirt 1 Clean replace supply line 2 Clean control valve increase regeneration frequency 3 Clean...

Page 13: ...13 PARTS LIST...

Page 14: ...t its option of any part found by company inspection to be defective provided that the product has not been misused abuse altered or damaged by Consumer with respect to the original installation as de...

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