Related Manuals for Pentair AUTOTROL 742 Series
Summary of Contents for Pentair AUTOTROL 742 Series
- Page 1 AUTOTROL 742/762 CONTROL 255 & PERFORMA SERIES VALVES (263, 268, 268 FA) SERVICE MANUAL waterpurification.pentair.com...
- Page 2 TABLE OF CONTENTS connections. MANUAL OVERVIEW ............2 • The drain line must be a minimum of 1/2" diameter. Use SAFETY INFORMATION ............2 3/4" pipe if the backwash flow rate is greater than 5 GPM LOGIX SERIES INSTALLER QUICK-START SHEET ....3 (18.9 Lpm) or the pipe length is greater than 20 feet (6 SYSTEM SPECIFICATIONS ...........6 •...
- Page 3 LOGIX SERIES INSTALLER QUICK-START SHEET Initial Start-up Step-by-step Instructions Logix Series Controllers Step 1: Select Valve Type See "Determining If You Have A 742 Or 762 Control" on page This step may have been performed by your system’s OEM 20 to identify your controller. manufacturer.
- Page 4 LOGIX SERIES INSTALLER QUICK-START SHEET CONTINUED Step 6a: Set Calendar Override (762 Demand Control Only) Step 4: Set Day of Week SU MO TU WE TH FR SA DAYS SU MO TU WE TH FR SA DAYS Time & Day Time &...
- Page 5 LOGIX SERIES INSTALLER QUICK-START SHEET CONTINUED Step 8: Enter Hardness (762 Demand Control Only) Regeneration Cycles: • Enter inlet water hardness at installation site. • C1 - Backwash • Default hardness setting is 25 grains (25 ppm for metric) • C2 - Regenerant Draw/Slow Rinse (not used in filter mode) •...
- Page 6 SYSTEM SPECIFICATIONS The systems below have been Tested and Certified by WQA to NSF/ANSI Std. 44 and NSF/ANSI 372 for “Lead Free” compliance. The 255 valve and 268 valve have been Tested and Certified by WQA to NSF/ANSI Std 61 Section 8 Mechanical Devices. WQA Certified 255 Valve WQA Certified 268 Valve Systems...
- Page 7 SYSTEM SPECIFICATIONS CONTINUED AUTOTROL • 7 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 8 SYSTEM SPECIFICATIONS CONTINUED 8 • AUTOTROL 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 9 SYSTEM SPECIFICATIONS CONTINUED AUTOTROL • 9 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 10 SYSTEM SPECIFICATIONS CONTINUED 10 • AUTOTROL 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 11 EQUIPMENT INSTALLATION Valve Features Right Side 255 Valve One Piece Valve Manifold System Regeneration Cycles Disc Spring Connection Optical Sensor 1. Service (Downflow) — Cycle C0: Control Refill Controller Untreated water is directed down through the resin bed and up Module Mount through the riser tube.
- Page 12 EQUIPMENT INSTALLATION CONTINUED One Piece Valve LCD Display Right Side Performa Valve Disc Spring Optical Sensor Control Valve Discs SU MO TU WE TH FR SA DAYS Time & Day Module Mount Regen Time & Day Salt Front Capacity x100 Hardness Down Manual Regen...
- Page 13 The inlet water must be connected to the inlet Water WARNING: Water down into normal operating limits the display will return port of the valve. When replacing non-Pentair to normal. A protective cover (P/N 1267811) should assist Conditioner Conditioner Water valves, the inlet and outlet may be with high temperature applications.
- Page 14 EQUIPMENT INSTALLATION CONTINUED Waste connections or drain outlet shall be designed NOTE: and constructed to provide for connection to the Regenerant Line Connection sanitary waste system through an air-gap of 2 pipe diameters or 1 inch (22 mm) whichever is larger. Never insert drain line directly into a drain, WARNING: sewer line, or trap (Figure 8).
- Page 15 EQUIPMENT INSTALLATION CONTINUED Electrical Connection Treated Water Indicator (normal operation) This valve and control are for dry location use only CAUTION unless used with a Listed Class 2 power supply suitable for outdoor use. Treated Water Slot All 700 Series controllers operate on 12-volt alternating current power supply.
- Page 16 SYSTEM START UP • Input system size – media volume (For FA filters, choose Initial Power-Up your closest media volume) – in cubic feet or liters. • Use UP and DOWN buttons to scroll through resin Initial Power Up – (Camshaft proceeds to HOME position) volume choices.
- Page 17 SYSTEM START UP CONTINUED Step 6: Set Days to Regenerate (742 Time-Clock Control Only) Table 1 - High Efficiency Exchange Capacity SU MO TU WE TH FR SA DAYS Salt lbs/cu ft Exchange Salt grams/ Exchange Time & Day Capacity liter Capacity Regen Time &...
- Page 18 SYSTEM START UP CONTINUED Step 8: Estimated Capacity The draw and refill cycle times cannot be changed NOTE: in cycle time programming for conditioner valves. SU MO TU WE TH FR SA DAYS Draw and refill times are calculated using the draw Time &...
- Page 19 SYSTEM START UP CONTINUED Things You Might Need to Know We recommend that you do not put regenerant into NOTE: • When the controller is first plugged in, it may display a the tank until after the control valve has been put into flashing hourglass and the message Err 3, this means operation.
- Page 20 742, 742C or 762, 762C water usage schedule. A variable reserve saves salt and water by only regenerating ® Pentair Water USA when absolutely necessary, and ensures enough soft water for Glendale Operations typical high-water usage days. Each day of regeneration the controller reviews the last...
- Page 21 PROGRAMMING CONTINUED If a button is not pushed for thirty seconds, the 11. Locked/unlocked indicator. In Level I programming this NOTE: controller returns to normal operation mode. is displayed when the current parameter is locked-out. Pushing the regenerate button immediately returns It is also used in Level II programming to indicate if the the controller to normal operation.
- Page 22 PROGRAMMING CONTINUED To Advance Regeneration Cycles: The next step is to calculate the demand for the system. Multiply • Press and hold SET - showing current cycle time. the predicted daily water usage by the iron content in ppm. • Simultaneously press SET and UP to advance on cycle. An For example, an average person uses 75 gallons of water per hourglass will display while cam is advancing.
- Page 23 PROGRAMMING CONTINUED To change a setting: P16 = Reserve type P17 = Initial average or fixed reserve Action Duration Display P18 = Flow sensor select Enter basic Press and Will show day of P19 = K-factor or pulse equivalent programming Release week Pr = Refill First option...
- Page 24 PROGRAMMING CONTINUED Electronic Control Module Resetting the Logix Control The purpose of the electronic control module is to control the To reset the control: regeneration cycle. The control module has several variations. 1. Press and hold SET and DOWN simultaneously for 5 seconds. When replacing the controller, use the same model or some 2.
- Page 25 SERVICE AND MAINTENANCE CONTINUED Camshaft To remove motor: 1. Disconnect power to the unit. The camshaft has several lobes that push open the valve discs as the camshaft rotates. Rotation is controlled by a drive motor 2. Remove cover. that drives a gear at the rear of the camshaft. The front end 3.
- Page 26 This switch is turned on/off by a cam lobe on the camshaft. Its function is to signal that the unit is in-service or out-of-service (regenerating). Microswitches are available as kits from Pentair Water or a standard microswitch can be used as well. This switch will normally control an event on WARNING: another piece of equipment.
- Page 27 5 for Performa valves. The front end cam switch is available as a kit from Pentair Water. 8. Position yourself on the spring side of the valve discs. 9. Place two (or more) fingers on the flat part of the spring.
- Page 28 This procedure for reinserting screws must be WARNING: The Pentair Water valve discs are made from a NOTE: followed to ensure proper holding strength of chloramine resistant severe service rubber. The valve the screws.
- Page 29 SERVICE AND MAINTENANCE CONTINUED Calcium Hypochlorite C. When the thread of the screw and the thread of the hole match, the screw will “click” and slightly drop down. Calcium hypochlorite, 70% available chlorine, is available in several forms including tablets and granules. These solid D.
- Page 30 255 VALVE EXPLODED VIEW 18A* Do not use flow control ball with #18A. WARNING: 30 • AUTOTROL 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 31 255 VALVE EXPLODED VIEW CONTINUED Item No. Part No. Description Item No. Part No. Description 1 ....1 ..1244650 ..255 Valve Assembly, w/o 15 ....1 .......Injector (High Efficiency) Flow Controls Options: 2 ....1 ..1033784 ..255 Tank Adapter New Style ..
- Page 32 255 VALVE EXPLODED VIEW CONTINUED Item No. Part No. Description * ..........Piping Boss Kit (includes hardware): ..1040277 ..3/4-inch NPT, Brass 3/8-inch NPT Drain ..1040278 ..1-inch NPT, Brass 1/2-inch NPT Drain ..1040281 ..3/4-inch BSPT, Brass 3/8- inch BSPT Drain ..
- Page 33 PERFORMA EXPLODED VIEW 10A* Do not use the flow control ball with #10A. WARNING: AUTOTROL • 33 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 34 PERFORMA EXPLODED VIEW CONTINUED Item No. Part No. Description Item No. Part No. Description 1 ....1 ..1244651 ..Valve Assembly w/o Flow 9 ....1 .......Injector (High Efficiency) Controls Options: 2 ....1 ..1235338 ..Top Plate, 268/700 Series ..1035730 ..“E” Injector (HIgh Efficiency) Valves - Yellow (6-inch tank) 3 ....1 ..
- Page 35 PERFORMA EXPLODED VIEW CONTINUED Item No. Part No. Description ..1001670 ..1-inch Copper Tube Adapter ..1001608 ..22-mm Copper Tube Adapter ..1001613 ..3/4-inch CPVC Tube Adapter ..1001614 ..1-inch CPVC Tube Adapter ..1001615 ..25-mm CPVC Tube Adapter ..1001769 ..3/4-inch NPT Plastic Pipe Adapter Kit ..
- Page 36 LOGIX 700 SERIES CONTROLLERS SU MO TU WE TH FR SA DAYS Time & Day Regen Time & Day Salt Capacity x100 Hardness Su Mo Tu We Th Fr Sa DAYS Time/Day Regeneration Time/Day Salt Amount Item No. Part No. Description Item No.
- Page 37 TROUBLESHOOTING 700 Series Controller Troubleshooting Problem Cause Correction ERR 1 is displayed Controller power has been connected and the Press the UP arrow and the control should reset. control is not sure of the state of the operation. ERR 2 is displayed Controller power does not match 50 or 60 Hz.
- Page 38 TROUBLESHOOTING CONTINUED System Troubleshooting Problem Cause Correction Brine tank overflow. Uncontrolled brine refill flow rate. Remove brine control to clean ball and seat. Air leak in brine line to air check. Check all connections in brine line for leaks. Refer to instructions.
- Page 39 TROUBLESHOOTING CONTINUED Problem Cause Correction Run out of conditioned water Improper regeneration. Repeat regeneration, making certain that correct between regenerations. regenerant dosage is used. Incorrect regenerant setting. Set P6 to proper level. See salt setting chart. Incorrect hardness or capacity settings. Set to correct values.
- Page 40 FLOW DIAGRAMS Backwash Position 255 Valve Hard Water Service Position Soft Water Air Check Hard Water Soft Water Air Check Inlet Inlet Outlet Outlet Drain Control Drain Drain Control Valve No. Drain 1-Closed Valve No. 2-Closed 1-Closed 3-Open 2-Open 4-Open 3-Open 5-Closed 4-Closed...
- Page 41 FLOW DIAGRAMS CONTINUED Repressurize Position Fast Rinse Position Hard Water Hard Water Soft Water Soft Water Air Check Air Check Inlet Inlet Outlet Outlet Drain Control Drain Control Drain Drain Valve No. Valve No. 1-Closed 1-Closed 2-Closed 2-Open 3-Closed 3-Closed 4-Open 4-Open 5-Closed...
- Page 42 FLOW DIAGRAMS CONTINUED Backwash Position Performa Valve Service Position Hard Water Soft Water Hard Water Soft Water Inlet Inlet Outlet Backwash Flow Outlet Control Drain Valve No. Drain 1-Closed Valve No. 2-Open 1-Closed 3-Closed 2-Closed 4-Open 3-Open 5-Closed 4-Open 6-Closed 5-Closed 7-Open Mineral Tank...
- Page 43 FLOW DIAGRAMS CONTINUED FLOW DATA CHARTS Fast Rinse Position 255 Valve Flow Data Flow Rate (m /hr) Hard Water Soft Water 1.10 1.00 0.90 0.80 Inlet 0.70 0.60 0.50 Outlet 0.40 0.30 0.20 0.10 LWR 5236 BW LWR 4630 SVC 0.00 Drain Valve No.
- Page 44 FLOW DATA CHARTS CONTINUED Injector Performance Graphs Injector “J” (Light Blue) Injector “F” (Peach) For 10-inch Tanks For 7-inch Tanks / hr 0.80 0.18 0.35 0.08 0.16 0.07 0.30 0.14 0.60 0.06 0.25 0.12 0.05 0.20 0.10 0.40 0.04 0.08 0.15 0.03 0.06...
- Page 45 AUTOTROL • 45 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 46 46 • AUTOTROL 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 47 AUTOTROL • 47 742/762 Control 255 & Performa Series Valves (263, 268, 268FA) Service Manual...
- Page 48 All Pentair trademarks and logos are owned by Pentair, Inc. or its affiliates. All other registered and unregistered trademarks and logos are the property of their respective owners. Because we are continuously improving our products and services, Pentair reserves the right to change specifications without prior notice.