NorthStar NSC 11 ED Installation, Operation, Maintenance & Repair Parts Download

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NORTHSTAR ......

AUTOMATIC WATER CONDITIONER

WATER FLOW THROUGH VALVE

SERVICE CYCLE

FILL CYCLE

BRINING and BRINE RINSE CYCLES

To Valve Outlet

(soft water)

resin

bed

resin

bed

bottom distributor

resin tank

top distributor

from Valve Inlet

(hard water)

To Valve Outlet

(soft water)

resin

bed

resin

bed

bottom distributor

resin tank

top distributor

from Valve Inlet

(hard water)

fill water

(soft)

fill flow

plug

venturi

position switch

valve cam

rotor & disc

drain

brine from

salt stor-
age tank

nozzle

venturi

bypass hard water

to valve outlet

from Valve Inlet

(hard water)

Summary of Contents for NSC 11 ED

Page 1: ...RQLF HPDQG AUTOMATIC WATER CONDITIONER Installation Operation Maintenance Repair Parts NORTHSTAR WATER CONDITIONING PO BOX 64310 ST PAUL MN 55164 431 Part No 7243293 Eng Europe Rev A 10 17 01 NSC 11 14 17 ED ...

Page 2: ...g St Paul MN warrants this water conditioner as stated herein From the date of installation within the warranty period described below we will repair or replace any part which we find defective because of faulty materials and workmanship or corrosion You pay only freight to our factory and local labor charges ONE YEAR ON COMPLETE UNIT THREE YEARS ON ELECTRONIC CONTROL THREE YEARS ON CONTROL VALVE ...

Page 3: ... on a skin packed cardboard piece To avoid loss of the small parts keep them on the skin pack until you are ready to use them TABLE OF CONTENTS PAGE NO WARRANTY SAFETY GUIDES 2 SPECIFICATIONS DIMENSIONS 4 BEFORE STARTING INSTALLATION 5 TYPICAL INSTALLATION ILLUSTRATION 6 INSTALLATION STEPS 7 9 PROGRAMMING THE TIMER 10 11 SANITIZING PROCEDURES 12 WATER AND WATER CONDITIONING 13 14 HOW THE WATER SOF...

Page 4: ...0 2 5 7 11 35 5 1 5 7 21 2 5 7 6 IORZ WR EULQH WDQN 1 1 1 1 5 1 1 5 1 5 16 0 57 0 57 0 57 5 1 5 16 6 0 38 0 38 0 38 6 67 5 16 5 3 5 3 6 81 67 5 16 5 3 5 3 6 81 Determined by water analysis from a qualified water testing laboratory NSC CABINET MODELS INLET OUT INLET OUTLET 11 1 2 3 3 8 A B 39 18 INLET OUT INLET OUTLET 29 2 cm 8 57 cm C A B 18 1 4 NST MODEL A B C 25 48 3 4 41 1 4 11 30 44 3 4 37 1 4...

Page 5: ...un s heat will melt plastic parts 722 6 3 3 DQG 77 1 6 27 5 0 7 5 6 28 1 0In and out pipes to the softenermust be at least 3 4 size Some local codes require a minimum of 1 pipe size 7R SOXPE ZLWK µ SLSHV EX DGDSWRUV WR ILW WKH µ SLSH WKUHDGV RQ WKH LQVWDOODWLRQ DGDSWRUV RU E SDVV YDOYH VHH SDJH You should maintain the same or larger pipe size as the water supply pipe up to the softener inlet and o...

Page 6: ...DLJKW FRQQHFWRU QXW FRSSHU WXEH JDVNHW QXW FRSSHU WXEH JDVNHW 1 7 SDVV 9DOYH SXOO 287 IRU 6 59 SXVK 1 IRU 3 66 l SLSH DQG ILWWLQJV 9 RXWOHW l FRSSHU RU 39 287 7 9 9 1 7 9 9 VKXWRII YDOYH RSHQ IRU VHUYLFH FORVH IRU E SDVV RSHQ IRU VHUYLFH FORVH IRU E SDVV 5 7 5 62 7 7 5 520 62 7 1 5 72 62 7 1 5 1 7 5266 29 5 8VH LI ZDWHU VXSSO IORZV IURP WKH OHIW QFOXGH VLQJOH RU YDOYH E SDVV 1RWH 7KUHDGV RQ WKH E ...

Page 7: ...nd of the hose adaptor elbow into the grommet MOVE THE SOFTENER ASSEMBLY INTO INSTALLATION POSITION Be sure the installation surface is level and smooth If needed place the tank on a section of 2 cm thick min plywood Then place shims under the plywood as needed to level the softener PLUMB IN AND OUT PIPES TO AND FROM SOFTENER CAUTIONS Observe all of the following cautions as you connect inlet and ...

Page 8: ...p of at least 4 cm between the end of the hose and the drain point An air gap prevents possible siphoning of sewer water into the softener if the sewer should back up If raising the drain hose overhead is required to get to the drain point do not raise higher than 2 4m above the floor Elevating the hose may cause a back pressure that could reduce brine draw during regenerations CONNECT AND RUN THE...

Page 9: ...the softener to pressurize slowly E After about three minutes open a 27 water faucet for one minute or until all air is expelled then close F Close both cold water faucets G Check your plumbing work for leaks and fix right away if any are found BE SURE TO OBSERVE PREVIOUS CAUTION NOTES H Turn on the gas or electric supply to the water heater Light the pilot if applicable ADD WATER AND SALT TO THE ...

Page 10: ...ZV IRU RXU PRGHO see Manual Initiated Electronic Diagnostics on pages 19 and 20 A beeper sounds while pressing buttons for timer programming One beep signals a change in the timer display Repeated beeps means the timer will not accept a change from the button you have pressed and you should use another button To set the timer you will use the UP DOWN and SELECT buttons 6 7 35 6 17 7 0 2 NOTE If th...

Page 11: ... watercontains iron add to the water hardness at a ratio of 5 grains for each 1 ppm of iron 1 gpg 0 959 d 6 7 5 1 5 7 21 67 57 1 7 0 NOTE RECHARGE TIME and a flashing 2 00 factory default should show in the display This is a good time for regeneration to start over in about 2 hours in most households because water is not in use HARD WATER is bypassed to house faucets during regeneration See Automa...

Page 12: ... timer to start an immediate regen eration The bleach is drawn into and through the water softener to sanitize it This sanitizing regen eration is over in about 2 hours Then soft water is available for your use NOTE Sanitizing is recommended by the water Quality Asso ciation for disinfecting On some water supplies they suggest periodic sanitizing NOTE When the above sanitizing regeneration is over...

Page 13: ...ss varies greatly across the country It generally contains from 3 to 100 gpg 1 gallon 3 78 liters 1gpg 17 15 PPM 0 d Hard water affects living in general Hardness min erals combine with soap to make a soap curd The curd greatly reduces the cleaning action of soap Precipitated hardness minerals form a crust on cooking utensils appliances and plumbing fixtures Even the tastes of foods are affected A...

Page 14: ...and holding metals Water without the hardness minerals soft water flows from the softener and to the house pipes After a period of time the resin beads hold all of the hardness minerals they can and cleaning is needed to remove them This cleaning is called regenera tion or recharge The demand timer automatically determines when regenerations occur The solid state timer is programmed for regenerati...

Page 15: ...water IN soft water OUT resin tank brine valve salt storage tank salt not shown resin bed hard water IN soft water OUT brine valve salt storage tank hard water IN hard water bypass OUT brine valve drain nozzle venturi brine fill water hard water IN hard water bypass OUT drain resin bed lifted and expanded soft water OUT drain hard water IN ...

Page 16: ...dissolve in the waterto make brine If the brine tank is full of salt it is hard to tell if you have a salt bridge Salt is loose on top but the bridge is under it The following is the best way to check for a salt bridge Salt should be loose all the way to the bottom of the tank Take a broom handle or like tool and careful ly push it down into the salt working it up and down If the tool strikes a ha...

Page 17: ...WITH NUMBERED SIDE UP CONCAVE SIDE DOWN See identification chart on page 30 Cap O ring Seal Screen Support Screen Nozzle Venturi Gasket Flow Plug HVDC Nozzle Ventu ri Housing Screen IMPORTANT Be sure small holes in the gasket are cen tered directly over the small holes in the nozzle venturi housing Flow Plug 1 EP SERVICE CHECKLIST NO SOFT WATER WATER INTERMITTENTLY HARD No salt in storage tank See...

Page 18: ... the same button once more 9 7 21 127 North Star Demand water softeners regenerate only while water is used and softening capacity must be re stored For this reason the softener will not regenerate when you are away from home for extended periods feature 352 5 0 0 025 If electrical power to the softener is interrupted the time display is blank but the timer keeps correct time for about 6 hours Whe...

Page 19: ...efect 3 plug transformer in 4 TO REMOVE AN ERROR CODE 1 un lug transformer 2 correct defect 3 lug transformer in 4 Wait for at least 6 minutes The error code will return if the reason for the error code was not corrected service 7 0 5 62 7 1 5 6 59 287 352 85 If you are not getting soft water and an error code is not displayed use the procedures below to find the problem First make the following v...

Page 20: ...n CORRECT SWITCH DISPLAYS VALVE CYCLE STATUS Valve in service fill brining backwash or fast rinse position P Valve rotating from one position to another C While in this diagnostic screen the following in formation is available and may be beneficial for vari ous reasons This information is retained by the computer from the first time electrical power is ap plied to the face plate Press the UP butto...

Page 21: ... brine tank by shining a flashlight into the brine well and observing a noticeable drop in the liquid level NOTE Be sure a salt bridge is not preventing water with salt contact If the softener does not draw brine nozzle and or venturi dirty or defective nozzle and venturi not seated properly on gasket restricted drain check drain fitting and hose defective nozzle and venturi seal other inner valve...

Page 22: ... distributor resin tank top distributor from Valve Inlet hard water To Valve Outlet soft water resin bed resin bed bottom distributor resin tank top distributor from Valve Inlet hard water fill water soft fill flow plug venturi position switch valve cam rotor disc drain brine from salt stor age tank nozzle venturi bypass hard water to valve outlet from Valve Inlet hard water ...

Page 23: ... valve outlet soft water to valve outlet drain from Valve Inlet hard water from Valve Inlet hard water CYCLE TIMES MINUTES electronic demand timer SR11 SR14 SR17 QFILL 0 7 2 5 1 4 4 1 5 6 3 QBRINING BR RINSE 45 55 98 4 102 9 BACKWASH 1 1 7 FAST RINSE 1 1 3 QTime varies with the operating level grains capacity restored each regeneration ...

Page 24: ...in dia x 19 in NSC11ED 13 Resin 26 1 2 lbs 1 2 cu ft Resin 53 lbs 1 cu ft 14 7215842 Tank Spacer NSC14ED NSC17ED 15 7113008 Float Stem Guide Assembly 16 1205500 Clip 17 7092252 Brine Valve Body 18 7080653 Clip KEY NO PART NO DESCRIPTION OF PART 19 7131365 Screen 20 7113016 Tubing Assembly 21 7095470 Brine Tube 22 7116488 Brine Valve Assembly 23 7171349 Screen Cone 24 7201398 Salt Hole Cover 25 723...

Page 25: ...2 REPAIR PARTS ÇÇ ÉÉ ÉÉ cross section view seal wear strip 15 1 2 3 4 5 6 7 8 9 10 11 12 14 16 19 20 21 22 23 26 27 28 29 30 31 32 33 37 36 35 34 38 39 40 41 42 43 44 25 24 46 49 48 47 45 13 17 18 25 ...

Page 26: ... 16 in x 1 3 16 in 2 25 7116713 Clip 2 KEY NO PART NO DESCRIPTION OF PART 26 7129889 Spring 27 7092642 Plug Drain Seal 28 7167552 Seal Nozzle Venturi 29 7133456 O ring Seal 3 8 in x 9 16 in 30 7123639 Rotor Seal 7126433 Wear Strip 31 7133511 O ring Seal 3 3 8 in x 3 5 8 in 32 7133472 O ring Seal 3 4 in x 15 16 in 33 7133464 O ring Seal 7 16 in x 5 8 in 34 0501226 Flow Plug Bkw and F Rinse NSC17ED ...

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