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SENTRY II 972SM Series, Operation And Maintenance Manual

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SENTRY II 972SM Series Operation And Maintenance Manual Download Page 3

 

3 

Table of Contents 

System Specifications and Warnings  ..............................................................................  4 

Introduction  ........................................................................................................................  5 

Installation Instructions  ....................................................................................................  9 

Start-Up Instructions  .......................................................................................................  13 

Series 972 Control Valve Programming  ........................................................................  14 

Manually Regenerating the Water Softener  ..................................................................  18 

Parts Breakdown 

 

Front Cover and Drive Assembly  ...........................................................................  21 

 

Main Body Internal Parts  ........................................................................................  22 

 

Injector Housing Assembly  ....................................................................................  23 

 

Meter Assembly  .......................................................................................................  24 

 

Brine Elbow Refill Flow Assembly and Refill Port Plug  .......................................  25 

 

Drain Line Assembly  ...............................................................................................  26 

 

1” Drain Assembly  ...................................................................................................  27 

 

Bypass Assembly Breakdown  ...............................................................................  28 

 

Bypass Valve Operation  .........................................................................................  29 

 

Installation Fitting Assemblies  ...............................................................................  30 

 

Brine Tank Assembly  ..............................................................................................  32 

System Specifications  .....................................................................................................  33 

Service Instructions  ........................................................................................................  35 

Water Softener Log Sheet  ...............................................................................................  40  

Troubleshooting the Control Valve  ................................................................................  41 

Manufacturer’s Warranty  ................................................................................................  47 

 

Summary of Contents for 972SM Series

Page 1: ...Single Metered Water Softening System 1 25 Operation and Maintenance Manual Series 972SM...

Page 2: ...2...

Page 3: ...ve Assembly 21 Main Body Internal Parts 22 Injector Housing Assembly 23 Meter Assembly 24 Brine Elbow Refill Flow Assembly and Refill Port Plug 25 Drain Line Assembly 26 1 Drain Assembly 27 Bypass Ass...

Page 4: ...e control valve and fittings are not designed to support the weight of the system or the plumbing Do not use Vaseline oils other hydrocarbon lubricants or spray silicone anywhere A silicone lubricant...

Page 5: ...ness and restore its removal capacity again This process is termed regeneration The degree of softening that can be accomplished depends upon several factors The primary influences are the incoming wa...

Page 6: ...erage hardness in the effluent below normally expected concentrations by using a greater amount of salt than usual for regeneration Normal Softening Cycle At the start of a normal softening cycle the...

Page 7: ...cations in programmed cycle settings or capacity settings 4 OPERATING REGENERATION PROCEDURES 4 1 DESCRIPTION OF OPERATION The system is designed for fully automatic operation Unit meters water and re...

Page 8: ...remove iron that was released from the resin during the Brine cycle The second Backwash sequence lasts approximately 6 minutes E FAST RINSE Raw water passes through the inlet of the control valve and...

Page 9: ...s exposed to water pressure in excess of 100 psi 5 The temperature at the location of the water softener system must never be below 40 F Installation 1 Floor Space Make sure the floor space that has b...

Page 10: ...em first and then attach the nut split ring and O ring Heat from soldering or sol vent cements may damage the nut split ring or o ring Solder joints should be cool and solvent cements should be set be...

Page 11: ...w fitting 4 and tighten plastic nut 3 hand tight plus 1 2 turn with pliers Caution Do Not Over tighten See Figure 4 9 Drain Line Specs If the distance from the water softener to the drain is greater t...

Page 12: ...approximately 4 long is attached to the salt container and is supplied with the tube insert 2 in the end of the brine line See Figure 6 Unscrew the brine nut 3 and slide it over the end of the brine l...

Page 13: ...r begins countdown press the REGEN button to advance the controller to the next cycle The softener is now in the Fast Rinse cycle Leave the unit in the Fast Rinse cycle for at least five minutes While...

Page 14: ...14 Control Valve Programming Series 972 Control Valve Programming...

Page 15: ...15...

Page 16: ...t to the correct hardness by pressing the UP or DOWN arrow button Default setting 20 grains per gallon Press NEXT to go to Step 3 Step 1 Step 2 Step 3 Day Override This setting should be set to 15 Pre...

Page 17: ...ressing the UP or DOWN arrow button Press NEXT to go to Step 3 Step 3 Current Time of Day Minutes Adjust to the correct minutes by pressing the up or down arrow button Press NEXT to return to the norm...

Page 18: ...using the water you may want to manual regenerate the softener using the delayed regeneration method To initiate a delayed regeneration simply push the REGEN button one time Don t hold the button down...

Page 19: ...19 Parts Breakdown Parts Breakdown...

Page 20: ...20...

Page 21: ...Part No Description Quantity 1 V3381 01ES Front Cover Assembly 1 2 V3107 01 Drive Motor 1 3 V3106 01 Drive Bracket and Spring Clip 1 4 V3491ER Circuit Board 1 5 V3110 Drive Reducing Gear 3 6 V3109 Dr...

Page 22: ...ntity 1 V3430 WS1 5 Spacer Stack Assembly 1 2 V3004 Drive Cap Assembly 1 3 V3382 Drive Back Plate 1 4 V3407 Piston Down flow Assembly 1 5 V3174 Regenerant Piston 1 6 V3135 Drive Cap O Ring 1 7 V3180 T...

Page 23: ...H V3010 1I V3010 1J V3010 1K V3010 1Z Injector Assembly A Black Injector Assembly B Brown Injector Assembly C Violet Injector Assembly D Red Injector Assembly E White Injector Assembly F Blue Injector...

Page 24: ...down Meter Assembly Breakdown Drawing No Part No Description Quantity 1 V3151 1 Retaining Nut 1 2 V3003 Meter Assembly Turbine Included 1 3 V3118 01 Turbine Assembly 1 4 V3105 Meter O Ring 1 5 V3003 0...

Page 25: ...ity 1 V3195 01 Refill Port Plug Assembly Not normally used 2 H4615 Brine Elbow Locking Clip 1 3 JCP P 6 Polytube Insert 3 8 1 4 JCPG 6PBLK Brine Elbow Nut 3 8 1 5 V3330 01 Brine Elbow with Flow Contro...

Page 26: ...BULK Polytube Insert 5 8 1 3 V3192 Drain Elbow Nut 1 4 V3158 01 Drain Elbow Male NPT 1 5 V3163 Drain Elbow O Ring 1 6 V3159 01 Drain Flow Control Retainer Assembly 1 7 V3162 XX Drain Line Flow Control...

Page 27: ...No Description Quantity 1 H4615 Elbow Locking Clip 1 2 V3008 02 Drain Footing Straight 1 3 V3166 Drain Footing Body 1 4 V3167 Drain Footing Adapter 1 5 V3163 O Ring 1 6 V3150 Split Ring 1 7 V3151 1 Nu...

Page 28: ...ription Quantity 1 V3151 1 Nut 2 2 V3150 Split Ring 2 3 V3105 O Ring 2 4 V3145 1 Bypass Rotor 2 5 V3146 Bypass Cap 2 6 V3147 Bypass Handle 2 7 V3148 Bypass Rotor Seal Retainer 2 8 V3152 Bypass Cap O R...

Page 29: ...29 Parts Breakdown Bypass Valve Operation...

Page 30: ...ing No Part No Description Quantity 1 V3151 1 Nut 2 2 V3150 Split Ring 2 3 V3105 O Ring 2 4 V3149 1 Fitting PVC Male NPT Elbow 2 Drawing No Part No Description Quantity 1 V3151 1 Nut 2 2 V3150 Split R...

Page 31: ...awing No Part No Description Quantity 1 V3151 1 Nut 2 2 V3150 Split Ring 2 3 V3105 O Ring 2 4 V3188 1 Fitting Brass Sweat 2 Drawing No Part No Description Quantity 1 V3151 1 Nut 2 2 V3150 Split Ring 2...

Page 32: ...bly Drawing No Part No Description Quantity 1 Deck Assembly Specify Height 1 2 Brine Tank Specify Size 1 3 HBVA474 8 474 Brine Valve Assembly 1 4 HBWS XX 4 Brine Well Specify Length 1 5 HC 4 4 Brine W...

Page 33: ...16 x 65 50 4 0 D931 72 150 000 18 x 65 100 5 0 DHLBA 18 180 000 21 x 62 100 6 0 DHLBA 18 210 000 21 x 62 100 7 0 DHLBA 18 Grain Capacity Brine Tank Deck Height in Brine Float Valve Brine Well 32 000...

Page 34: ...RED 1 3 0 5 6 MIN 11 SEC 48 000 E WHITE 1 7 0 5 7 MIN 52 SEC 60 000 E WHITE 2 7 0 5 13 MIN 20 SEC 70 000 E WHITE 2 7 0 5 15 MIN 20 SEC 80 000 F BLUE 3 2 0 5 17 MIN 20 SEC 90 000 G YELLOW 4 2 0 5 20 MI...

Page 35: ...35 Service Instructions Service Instructions...

Page 36: ...the gears Avoid getting any foreign matter on the reflective coating because dirt or oils may interfere with pulse counting The drive bracket does not need to be removed from the drive plate if the m...

Page 37: ...the gear on the motor meshes with the gears under the drive gear cover Release the spring clip loop and continue to rotate the motor until the motor housing engages the small plastic bulge inside the...

Page 38: ...ent of the drive bracket and circuit board assembly Reattach the drive back plate by sliding it over the two tabs and rotating clockwise until the drive back plate clicks into place Reattach the drive...

Page 39: ...used to clean the injector Injector Cap Screen and Injector Reassembly Press injector into its borehole and press until seated all the way down Replace the injector cap Refill Flow Control Assembly Di...

Page 40: ...Sheet Date Time Hardness Volume Remaining Salt Usage Pressure It is important to keep a log of the water softener programming and other important information This is necessary for repairs and other t...

Page 41: ...41 Troubleshooting the Control Valve Troubleshooting the Control Valve...

Page 42: ...42...

Page 43: ...nnect Meter to three pin connection labeled METER on Circuit Board Remove and reconnect to ensure proper connection Restricted stalled Meter Turbine Remove Meter and check for rotation or foreign mate...

Page 44: ...gram settings Check program setting to make sure they are specific to the water quality and application needs Control valve regenerates frequently Check for leaking fixtures that may be exhausting cap...

Page 45: ...on motor is connected to the two pin connection on the Circuit Board labeled MOTOR Press NEXT and REGEN buttons at the same time for 3 seconds to resynchronize software with piston Circuit Board not p...

Page 46: ...ack Assemblies Press NEXT and REGEN buttons at the same time for 3 seconds to resynchronize software with piston Drive Bracket not snapped in properly and out enough that reduction gears and drive gea...

Page 47: ...g Equipment To obtain warranty service mail or ship the defective parts freight prepaid to the Manufacturer s place of business Manufacturer will at its option repair or replace the defective componen...

Page 48: ...48 OM A972SM Printed in the USA Version 160915 1...

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