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Salt Line Connection

The salt line from the brine tube connects to the valve. Make 

certain the connections are hand tightened. Be sure that the 

salt line is secure and free from air leaks. Even a small leak 

may cause the salt line to drain out, and the softener will not 

draw salt from the tank. This may also introduce air into the 

valve causing problems with valve operation.
To install the brine line:
1.  Inside the salt tank, remove the cap from the large cylinder 

to gain access to the connection.

2.  Be sure the brass insert is in the end of the brine tubing. 

Insert the tubing through the opening in the tank.

3.  Push the tubing into the plastic nut. Slowly unscrew the nut 

until the tubing moves into the connection. The tubing will 

hit bottom.

NOTE: Once the tubing has been pushed into the nut, it cannot 

be pulled out. The nut will need to be removed. See 

Figure 13 for correct assembly.

4.  Hand tighten the nut until the connection is tight.

Figure 13 

Electrical Connection

WARNING:

  This valve and control are for dry location use 

only, unless used with a Listed Class 2 power 

supply suitable for outdoor use.

The controller operates on 12-volt alternating current power 

supply. This requires use of the an AC adapter with your 

system.
Make sure power source matches the rating printed on the AC 

adapter. 

NOTE: The power source should be constant. Be certain 

the AC adapter is not on a switched outlet. Power 

interruptions longer than 8 hours may cause the 

controller to lose the time setting. When power is 

restored, the time setting must then be re-entered.

CONTROL OPERATION & LAYOUT

Large LED Display 

 A large 2 digit LED readout is highly visible in most 

installations. 

Simplified Three-Step Programming 

Only three buttons are required to fully program the control.

Camshaft Indicator 

A column of windows located on the left of the control provides 

a visual indicator of the camshaft rotation.

Manual Regen Button 

The Manual Regen button, when pressed, initiates either a 

delayed regeneration or immediate regeneration.

Time Button 

When pressed, will display the current hour of day for 5 

seconds. Press again to increase the hour of day by 1. Press 

and hold to change rapidly.

Salt Button 

Press to display the current setting (HE/HC) for 5 seconds. 

Press again during the 5 seconds to change the setting.

Hardness Button 

Press to display the hardness setting for 5 seconds. Press 

again during the 5 seconds to increase the setting by 1 grain 

per gallon. Press and hold to change rapidly.

Flow Indicator

The decimal point/flow indicator blinks on and off when water 

flow turns the meter.

Power Loss Memory Retention 

The control features battery-free Time of Day retention during 

loss of power. The Time will remain in memory. 

NOTE: All other programmed parameters are stored in the 

flash memory and are retained during power outages. 

Flash memory retention is 100 years

Refill 

Control Cap

Injector 

Cap

Camshaft 

Indicator

Regen 

Button

Display

Time 

Button

Salt 

Button

Regen 

Interval/Days 

Button

Remove 

Cover

Delayed Regen 

Indicator

Flow 

Indicator

EQUIPMENT INSTALLATION 

continued

Figure 14 

8 • 

AUTOTROL 

368 Service Manual

Summary of Contents for AUTOTROL 368

Page 1: ...AUTOTROL 368 SERVICE MANUAL waterpurification pentair com...

Page 2: ...r conditioning system Heat can adversely affect the plastic control valve or bypass valve system Be sure all soldered pipes are fully cooled before attaching plastic valve to the plumbing All plastic...

Page 3: ...cal codes for water testing Do not use water that is micro biologically unsafe or of unknown quality When filling media tank do not open water valve completely Fill tank slowly to prevent media from e...

Page 4: ...ing system must be installed outdoors several items must be considered Moisture The valve and controller are rated for NEMA 3 locations Falling water should not affect performance The system is not de...

Page 5: ...Tub Lavatory Toilet Kitchen Laundry Tubs Pump or Meter Hot Water Outlet Water Heater Brine Tank Overflow Drain Floor Drain Drain Line Bypass Softener Grounding Strap Figure 6 Softened Water Flow EQUIP...

Page 6: ...c Record the size of the pipe Plastic style pipes usually have the size printed on the outside Other pipes can be measured for the outside diameter and converted into the pipe size at the store Do not...

Page 7: ...f the control valve 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...

Page 8: ...ontroller to lose the time setting When power is restored the time setting must then be re entered CONTROL OPERATION LAYOUT Large LED Display A large 2 digit LED readout is highly visible in most inst...

Page 9: ...ears Release Range 0 through 30 0 Disabled 0 3 Regeneration every 8 hours at 2 10 and 18 hrs 0 5 Regeneration every 12 hours at 2 and 14 hrs 1 30 Days 2 Programming is complete PROGRAMMING 368 606 Fig...

Page 10: ...will cycle to the backwash cycle 1 Press and release the to display C 1 2 Simultaneously press then release and to move the control to the next cycle NOTE The time may be displayed for 5 seconds 3 Pre...

Page 11: ...or day 3 A4 Average water usage for day 4 A5 Average water usage for day 5 A6 Average water usage for day 6 START UP The conditioner will now need to be placed into operation Please review Quick Cycli...

Page 12: ...VALVE ASSEMBLY 368 5 8 9 7 1 4 3 2 B A D C 6 E G F 10 11 4 12 12 AUTOTROL 368 Service Manual...

Page 13: ...ChinaWallTrans 240V 1262524 EuropeCordConnectTrans 240V 1000814 EuropeWallTrans 240V 1000810 JapanWallTrans 100V 1000811 N AmerWallTrans 120V 44193 N AmerWallTrans 230V 3019151 N AmerWallTrans 120VEE...

Page 14: ...e disc from closing Remove debris Worn 3 or 4 valve disc Replace valve discs Hard water leakage after recharge Improper recharge Repeat recharge after making certain correct salt dosage was set Leakin...

Page 15: ...000886 368 Bypass 3031927 3 4 BSP Adapter Gray 4000968 3 4 NPT Manifold Adapter 4000970 3 4 BSP Adapter Black 4000969 3 4 NPT Adapter Black 3031825 Kit O ring Manifold 3027832 Bar Locking SS 360 Serie...

Page 16: ...9 6 04 153 49 10 75 273 08 3 56 90 43 3 56 90 42 8 75 222 25 4 71 119 70 3 20 81 28 0 16 3 99 4 36 110 70 4 36 110 70 0 16 3 99 8 75 222 25 4 71 119 70 3 20 81 28 1 21 30 69 2 50 63 55 1 96 49 71 1 68...

Page 17: ...l Rubber Components Compounded for cold water Operating Pressure 20 125 psi 1 38 8 61 bar Water Temperature 35 100 F 2 38 C Ambient Temperature 35 122 F 2 50 C Refill Flow Rate 0 14 gpm 0 53 Lpm 0 33...

Page 18: ...0 00 m3 hr 0 50 0 40 0 30 0 20 0 10 0 00 LWR6057 20 2 3 5 5 6 7 5 40 60 80 100 120 Injector G Tan For 8 inch Tanks 0 16 0 14 0 12 0 10 0 08 0 06 0 04 0 02 0 00 m 3 hr 0 70 0 60 0 50 0 40 0 30 0 20 0 1...

Page 19: ...AUTOTROL 368 Service Manual 19...

Page 20: ...WATERPURIFICATION PENTAIR COM CUSTOMER CARE 800 279 9404 tech support pentair com 2018 Pentair Residential Filtration LLC All rights reserved For a detailed list of where Pentair trademarks are regis...

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