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11 

Hint:

  Use  the  TO  flush  valve  for  a  source  of  water  to  fill  the  storage  tank  after  the  level 

switch stops the flow of water. 

 

3.  The storage tank requires complete draining at this time. This can be accomplished one of 

two ways, based on what steps were done in step 1 above. They are: 
 

a)  Open the  valve  on  the  storage tank  drain  connection  and  allow  the  storage tank  to 

drain. 
 

b)  Connect  the  re-pressurization  pump  to  a  115-Volt  receptacle. The re-pressurization 

pump will pump the water through the product water tubing/piping and to the drain. 
Allow  the  pump  to  run  until  the  storage  tank  is  empty.  Disconnect  the  re-
pressurization pump from the 115-Volt receptacle. 

 
Upon completion of the storage tank drain down, refill the storage tank a second time by re-
connecting the 24 VAC transformer to a 115-Volt receptacle and opening the filtered water 
blend valve fully. Allow the storage tank to fill until the level switch stops the flow of water. 
Disconnect the 24 VAC transformer from the 115-Volt receptacle. Drain the storage tank a 
second  time  using  one  of  the  procedures  outlined  above.  Repeat  this  process  until  no 
residual  chlorine  odor  is  detected.  Re-install  the  drain  plug  or  re-connect  the  equipment 
being serviced as required. 
 

4.  Connect the 24 VAC transformer to a 115-Volt receptacle. The system will begin filling the 

storage tank with product water. Close the filter water blend valve at this time. 

 

5.  Certain applications require the product water to contain a range of TDS greater than what 

an  RO  system  normally  produces.  In  those  cases,  a  filtered  water  blend  valve  has  been 
provided to blend in filtered (not RO treated) water to attain a specific TDS range. Rotate the 
handle  on  the  product  water  3-way  sample  valve  so  it  is  pointing  towards  the  drain 
connection (front of unit). Using a TDS meter, measure the TDS the RO system is currently 
producing. If the TDS is too low, open the filtered water blend valve as required until some 
additional  flow  is  observed  in  the  product  water  sample.  Re-check  the  TDS  level  present. 
Adjust  the filtered  water  blend  valve  as  required  to  attain  a  TDS  level  in  the  middle  of the 
TDS range specified. 

 
6.  Rotate  the  handle  on  the  product  water  3-way  sample  valve  so  it  is  pointing  towards  the 

storage tank connection (rear of unit). 

 
7.  Open the product water shut-off valve. 
 
8.  Connect the re-pressurization pump to a 115-Volt receptacle. 
 
9.  Install  the  AAA  batteries  into  the  gallon/calendar  Monitor.  Follow  the  instructions  provided 

with the monitor to program the unit volume and calendar settings. 

 
10. During normal operation, make sure the system valves are in the following positions: 
 

a. 

System inlet and outlet valves – open 

b. 

Sample port/flushing valves – closed 

c. 

Product  water  3-way  sample  valve  –  handle  pointing  towards  the  storage  tank 
connection (rear of unit). 

 
11. Once the system been started-up initially, it is a good idea to measure the outlet water flow 

rate and quality to check on the system performance. The initial values should be recorded 
for future comparison to detect any changes in performance. See the Maintenance section 
of this manual for detailed procedures. 

Summary of Contents for MRS-200

Page 1: ...1 Cat No EV311117 Rev B 11 6 03 DCO 7060 MODEL MRS 200 Reverse Osmosis Mineral Reduction System Installation and Start up Guide...

Page 2: ...Installation 4 Cartridge Installation and Activation 10 Start Up and Blend Adjustment 10 Adjusting the Recovery 12 Operation 14 Maintenance 14 Performance Monitoring 16 TDS Measurement 16 Performance...

Page 3: ...hlorine An activated carbon filter has been provided with this system to protect the reverse osmosis membrane from chlorine attack Influent chlorine should not exceed 3 mg L The MRS 200 System consist...

Page 4: ...nd permit access for maintenance The system will weigh approximately 175 pounds when the storage tank is full 4 ____ Does the inlet water supply meet the requirements listed below 1 A minimum of 1 0 G...

Page 5: ...nts Place the main unit on the shelf positioning the cartridge heads directly over the cutout area Insert a cable tie into one of the holes in the baseplate and through the wire slats in the shelf mak...

Page 6: ...A MP S 2 INS E RT E LB OW FULLY 3 S LIDE LOCK ING CLIP UP TO S E CURE 1 S LIDE LOCK ING CLIP DOW N Figure 3 4 Water supplies with a dynamic operating pressure of 50 PSI or less require the use of the...

Page 7: ...UMP 10 NUT 8 1 2 X 1 SPACER 4 10 X 1 1 2 SCREW 8 10 WASHER 16 MOUNTING PLATE Figure 4 5 Refer to Figure 5 for a sample general arrangement Use this as a guideline for determining valve location tubing...

Page 8: ...ow control insert red plastic cylinder in small parts kit Press this insert into the red OD tubing Fig 6 Attach the end of the tubing with the flow control insert into the 3 8 stem x OD tube reducing...

Page 9: ...lt receptacle at this time Figure 9 Figure 7 Figure 8 INLET WATER SUPPLY 50 PSIG MAX TO 120 VAC OUTLET A B C SOLENOID VALVE 1 5 2 4 3 IN A B C TO 120 VAC OUTLET SOLENOID VALVE IN COVER REMOVED 3 4 2 5...

Page 10: ...ative solution from the RO cartridge and should not be consumed 6 If you are utilizing the capillary tubing assembly refer to the section titled Adjusting the Recovery for instructions Return to this...

Page 11: ...to contain a range of TDS greater than what an RO system normally produces In those cases a filtered water blend valve has been provided to blend in filtered not RO treated water to attain a specific...

Page 12: ...product flow with a 1000 ml graduated cylinder Don t worry if the flow is slightly more or less than what is specified 2 Determine the appropriate concentrate flow for your system and the desired rec...

Page 13: ...480 70 520 80 554 10 00 50 408 60 450 70 489 80 521 12 00 50 363 60 402 70 437 80 467 14 00 50 330 60 366 70 399 80 427 16 00 50 307 60 342 70 371 80 397 18 00 50 292 60 326 70 352 80 377 20 00 50 28...

Page 14: ...or 6 000 12 000 18 000 or 24 000 gallons d Calendar scale is jumper selectable for 6 months or 12 months Monitor operation a Active green light blinks every two seconds during any minimum water flow c...

Page 15: ...s or until the water is clear 10 Close the TO flush valve 11 Connect the 24 VAC Transformer from the 115 Volt receptacle Every 6 12 months Sanitize the storage tank 1 Refer to Start up section steps 1...

Page 16: ...and a graduated cylinder or calibrated measuring cup The drain water flow rate can be measured from the end of the red tubing in a similar manner Inlet water flow Outlet Product Water Flow Drain Wate...

Page 17: ...has removed 92 of the dissolved solids from the inlet water 6 The RO cartridge should be changed every 1 to 1 1 2 years or when the percent reduction falls below 90 A form has been provided below to r...

Page 18: ...valve as required to attain specified water quality a Tubing piping run to equipment too restrictive a Increase tubing piping diameter Refer to System Installation section for recommendations 4 Low w...

Page 19: ...19 Replacement Parts...

Page 20: ...EV307850 Support Ring EA 2 49 EV310445 Label Carbon Filter EA 1 50 EV310446 Label RO Module EA 1 51 01010248 Adaptor 3 8 Stem X 1 4 Tube EA 1 53 EV306996 Directional Arrow EA 1 No Part Number Descrip...

Page 21: ...hole punched Prints black ink on 50 offset white VENDOR MUST SUBMIT A MATERIAL CERTIFICATE OF COMPLIANCE WITH EACH SHIPMENT LET CHANGE BY APRVD DATE A DCO 4785 RH SK 9 12 02 B DCO 7060 KR RH 11 6 03 T...

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