Autotrol Logix 740 Operation Manual Download Page 50 | Manualshive

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50

VALVE SERVICE

Rev A

Wiring Harnesses

The wiring harnesses are designed to fit one way. The connectors are
unique to the port they plug into. The wires are held in place by clips and
the connectors latch in place.

Figure 18 - Wire Harness
Routing

To remove a wiring harnesses:

1. Disconnect power to the unit.
2. Remove cover.
3. Remove controller.
4. Remove connections by squeezing the latch on the connector and

pulling out.

5. Pull the harness out of the clips on the top plate.

Do not run wires through holes in topplate.

Turbine

Wire Clips

Slots for Motor

and Turbine Harness

Latch

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Summary of Contents for Logix 740

Page 1: ...Service questions please contact your dealer Your local dealer is 740 760 Control 255 and Performa Series Valves 268 268FA Operation Manual Produced with a Trial Version of PDF Annotator www PDFAnnot...

Page 2: ...Initial Power Up 32 Initial Start up Step By Step Instructions 33 PLACING CONDITIONER INTO OPERATION turning on the water 36 PROGRAMMING THE 700 FOR 5 CYCLE FILTER APPLICATIONS 40 Manganese Greensand...

Page 3: ...p the camshaft will need to rotate to the HOME in service position Camshaft may take 1 2 minutes to return to home position Err 3 will be displayed until the camshaft returns to home If more than 2 mi...

Page 4: ...gen Time 2 00 AM is the default time of regeneration To accept this time press the DOWN button to move to step 5 To change the regen time press SET causing 2 00 to flash Use the UP and DOWN buttons to...

Page 5: ...ormation purposes on 740 control it does not and cannot need to be changed To change capacity on 760 control press SET to make the default capacity flash Use the UP and DOWN buttons to increment to th...

Page 6: ...t cycle time remaining To Advance Regeneration Cycles Press and hold SET showing current cycle time Simultaneously press SET and UP to advance one cycle An hourglass will display while cam is advancin...

Page 7: ...ET for 5 seconds 5 The control will be reset to an unprogrammed state 6 Go to Initial Set up section of this sheet to reprogram control Further programming or set up instructions can be found in this...

Page 8: ...n installing this equipment should have Training in the 700 Logix series controllers and water conditioner installation Knowledge of water conditioning and how to determine proper control settings Bas...

Page 9: ...sed on connections that do not use an O ring seal Do not use pliers or pipe wrenches All plumbing must be completed according to local codes Soldering near the drain line should be done before connect...

Page 10: ...any plastic parts Do not get primer or solvent on O rings nuts or the valve System Regeneration Cycles 7 Cycle Operation 1 Service Downflow Cycle C0 Untreated water is directed down through the resin...

Page 11: ...esidual is rinsed from the resin bed 6 Brine Refill Cycle C8 Brine refill occurs during a portion of the fast rinse cycle Water is directed to the regenerant tank at a controlled rate to create brine...

Page 12: ...ll Air Check Regenerant Tank Refill Controller Injector and Cap Outlet Inlet Drain Backwash Locking Bar Injector Valve Discs Camshaft Drain Control Screen Filter Manifold Motor Optical Sensor Control...

Page 13: ...Identification Refill Controller Regenerant Tube Connection Injector and cap Valve Discs Outlet Drain Inlet Backwash Injector Screen Camshaft Drain Control Filter Control Module Mount One Piece Valve...

Page 14: ...heater of ten feet three meters to prevent backup of hot water into system Local drain for discharge as close as possible Water line connections with shutoff or bypass valves Must meet any local and...

Page 15: ...alve This will cause physical damage to the internal parts as well as the plumbing High temperatures will affect the controller The display may become unreadable but the controller should continue to...

Page 16: ...odies Figure 7 Typical Globe Valve Bypass System Normal Operation In Bypass B Y P A S S B Y P A S S B Y P A S S B Y P A S S In Out In Out Normal Operation In Bypass B Y P A S S B Y P A S S B Y P A S S...

Page 17: ...ve form a 7 inch 18 cm loop at the far end of the line so that the bottom of the loop is level with the drain line connection This will provide an adequate siphon trap Where the drain empties into an...

Page 18: ...hown Figure 9 Attach length of 1 2 inch 1 3 cm I D tubing not supplied to fitting and run to drain Do not elevate overflow line higher than overflow fitting Do not tie into drain line of control unit...

Page 19: ...to drain out and the conditioner will not draw regenerant from the tank This may also introduce air into the valve causing problems with valve operation Most installations utilize a tank check valve T...

Page 20: ...ng a Performa valve NOTE When installing a 3 cycle filter 253 or 263 valve use a cap on the regenerant line connection to prevent water seepage from the port See Parts and Accessories section for part...

Page 21: ...he supplied AC adapter A variety of AC adapters are available for different applications These AC adapters are available from your supplier They include AC Adapter Input Voltage Application Part Numbe...

Page 22: ...e mount connection P N 1256257 is available for the 700 Series controller Valve Camshaft The front end of the camshaft has an indicator cup The cup has slots in the outer periphery and numbers on the...

Page 23: ...Pause C5 Fast Rinse Cycle 1 C6 Backwash Cycle 2 not used in filter mode C7 Fast Rinse Cycle 2 not used in filter mode C8 Regenerant Refill not used in filter mode Valve Disc Operation Figure 14 255 Va...

Page 24: ...vailable a choice can be made among the following methods Sodium or Calcium Hypochlorite Application These materials are satisfactory for use with polystyrene resins synthetic gel zeolite greensand an...

Page 25: ...rectly without dissolving before use 1 Dosage A Two grains approximately 0 1 ounce 3 ml per cubic foot 2 Regenerant tank conditioners A Backwash the conditioner and add the required amount of hypochlo...

Page 26: ...ation The controller will continue to keep time and day in dynamic memory while there is no AC power The controller will not track water usage on volumetric demand controls in the event of a power fai...

Page 27: ...re Current day of week Running clock Variable Reserve Function The 700 Series metered demand volumetric controllers 760 and 760C are designed to have a variable reserve feature This feature automatica...

Page 28: ...he value entered is in kilograms or kilograins 8 Four digits used to display the time or program value Also used for error codes 9 Colon flashes as part of the time display Indicates normal operation...

Page 29: ...ld be turning 17 These cursors will appear next to the item that is currently displayed 18 X100 multiplier for large values 19 Shows when water is flowing through the valve 20 Used with 24 25 and 26 D...

Page 30: ...de Programming Conventions The 700 Series controller is programmed using the buttons on the keypad The programming instructions will be described two ways whenever a section has keypad input First a t...

Page 31: ...ation has begun press REGEN again to initiate a second manual regeneration A flashing x2 symbol indicates the second regeneration will start at the time of regeneration Press and hold REGEN to turn on...

Page 32: ...nutes to return to HOME position Err 3 will be displayed until the camshaft returns to HOME position If more than 2 minutes elapses verify that the motor is turning the camshaft If it is not turning c...

Page 33: ...y PM is indicated AM is not indicated Press SET to accept the correct time of day and advance to the next parameter Step 3 Set Day of Week Press SET to make the arrow under SU flash Use the UP and DOW...

Page 34: ...number of days for calendar override on demand control 0 days is the default for calendar override Days can be adjusted from 5 to 99 days To change press SET to make the 0 flash Use the UP and DOWN b...

Page 35: ...capacities and expected efficiencies Filter Backwash Time Filter Mode Only If the system is set up as a filter the regenerant amount is unnecessary The controller deactivates the regenerant amount se...

Page 36: ...normal operation mode Initial programming is now complete The control will return to normal operation mode if a button is not pushed for 30 seconds For system start up procedure including purging the...

Page 37: ...r about five minutes This will allow any air trapped to escape from the tank 5 Add water to the regenerant tank initial fill conditioner only A With a bucket or hose add approximately 4 gallons 15 lit...

Page 38: ...Press the SET and UP button to advance to cycle C2 Draw B With the controller in this position check to see that the water in the regenerant tank is being drawn out of the tank The water level in the...

Page 39: ...nd defaults to English units The 700 Series controller can be programmed to regenerate on specific days of the week If electrical power is not available the camshaft can be rotated counterclockwise by...

Page 40: ...volume should be set to the closest volume of the manganese greensand in the system For example if the system contains two cubic feet of manganese greensand program in 2 00 for the resin volume Salt S...

Page 41: ...ays of total capacity Solution regenerate every 3 days Volume Demand Regeneration Setting To set a 760 demand system for iron removal you must 1 Know your media capacity Generally one cubic foot of ma...

Page 42: ...ays only when number of days between regeneration equals zero 7 day timer Amount of regenerant used per regeneration or filter backwash time System capacity view only Action Key Duration Display Enter...

Page 43: ...n 0 255 H2 Current flow rate 0 47 GPM or 0 177 LPM H3 Water used today in gallons m3 since Time of Regeneration 0 65536 gallons or 0 6553 6 m3 H4 Water used since last regeneration in gallons m3 0 655...

Page 44: ...hold UP and DOWN for 5 seconds A P value will be displayed indicating Level II Level II menus include P1 Time of day P2 Day of week P3 Time of regeneration P4 Number of days between regeneration 99 d...

Page 45: ...oller and drop down over the camshaft 3 To finish grasp the side edges and pull outward to clear the projections on the top plate 4 Drop down until the cover snaps in place Electronic Control Module T...

Page 46: ...mands from the control module The motor has a pinion gear that meshes with the camshaft gear to drive rotate the camshaft During operation rotation forces the motor into its mounting position and scre...

Page 47: ...stall optical sensor 1 Attach wires Wires should point away from camshaft 2 Place leading edge of sensor holder into opening 3 Pivot holder into place Legs should enter slots and snap in place NOTE It...

Page 48: ...the top plate points to the current marking The numbers represent regeneration cycles as follows C0 Treated water normal operation mode C1 Backwash C2 Regenerant draw not used in filter mode C3 Slow...

Page 49: ...e arrow on the cup should be up 3 Slide the rear of the camshaft into place 4 Pivot the camshaft close to its final position 5 The camshaft will push on one or more valve discs You will feel resistanc...

Page 50: ...connectors latch in place Figure 18 Wire Harness Routing To remove a wiring harnesses 1 Disconnect power to the unit 2 Remove cover 3 Remove controller 4 Remove connections by squeezing the latch on...

Page 51: ...as kits from GE Water Technologies or a standard microswitch can be used as well To install microswitch 1 Connect wires 2 Use self tapping screws to secure the switch base to the blind boss top plate...

Page 52: ...Disconnect power to the switch 6 Remove cover 7 Remove controller 8 Unscrew switch from top plate 9 Disconnect wires To install microswitch 1 Connect wires 2 Screw switch base to top plate using the s...

Page 53: ...erforma valves 8 Position yourself on the spring side of the valve discs 9 Place two or more fingers on the flat part of the spring 10 Move the fingers toward the valve discs and into the spring valle...

Page 54: ...ith the other hand use the tool to push down in the valley of each spring segment The spring will slide off the top of the valve disc downward The small projection on the end of the spring will drop i...

Page 55: ...ock to top plate 4 Clip wires with plastic tie wrap to ensure that the wires do not tangle in camshaft Transformer Optional A transformer is available to be mounted under the cover Holes are provided...

Page 56: ...the raised ridge on the underside of the top shoulder Check each valve disc cavity in the valve for debris Remove any foreign objects before replacing the valve disc To install valve discs 1 Put the...

Page 57: ...urn it in 6 The fourth screw goes into the hole diagonally opposite Turn it in 7 Put the remaining screws in following the same criss cross pattern working from the ends toward the center When all the...

Page 58: ...58 PARTS AND ACCESSORIES Rev A PARTS AND ACCESSORIES 255 Valve Exploded View 1 2 3 4 5 6 7 8 9 11 12 14 15 16 10 18A 20 21 17 19 13 18B Warning Do not use flow control ball with 18A 22 22 23...

Page 59: ...or Photo Interrupter 1 1031402 English Language Locking Bar 21 1235361 Motor w Spacer Pinion and Cable 1 1031403 French Language Locking Bar 700 Series Controller 12 V 50 60 Hz 1031404 German Language...

Page 60: ...nch BSPT Drain 1001615 25 mm CPVC Tube Adapter Kit 1 1040279 3 4 inch NPT Noryl 1 2 inch NPT Drain 1001769 3 4 inch NPT Plastic Pipe Adapter Kit 1 1040280 1 inch NPT Noryl 1 2 inch NPT Drain 1001603 1...

Page 61: ...PARTS AND ACCESSORIES 61 Rev A Performa Exploded View 2 1 3 4 5 6 7 8 9 10A 11 12 13 14 16 17 18 15 19 10B 11 Warning Do not use the flow control ball with 10A 20 21...

Page 62: ...gpm 19 Lpm 1001613 3 4 inch CPVC Tube Adapter Kit 1030356 Drain Line Flow Control 6 gpm 22 5 Lpm 1001614 1 inch CPVC Tube Adapter Kit 1030357 Drain Line Flow Control 7 gpm 26 5 Lpm 1001615 25 mm CPVC...

Page 63: ...ules Controllers 1 AC Adapter 1242146 Logix 740 Controller 1000810 Japanese 1242148 Logix 740F Controller 1000811 North American 1242163 Logix 760 Controller 1000812 Australian 1242166 Logix 760F Cont...

Page 64: ...hould be flashing on the display indicating the motor is running Camshaft is not turning during ERR 3 display Check that motor is connected Verify that motor wire harness is connected to motor and con...

Page 65: ...ake correct setting according to instructions b Remove restriction c Clean injector and screen d Replace injector and cap Contact dealer e Remove foreign matter from disc and check disc for closing by...

Page 66: ...rbine and flush with clean water Turbine should spin freely If not replace meter Contact dealer 13 Run out of conditioned water between regenerations a Improper regeneration b Incorrect regenerant set...

Page 67: ...Copyright 2006 General Electric Company Printed in USA P N 3003714 Rev A...

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