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TABLE OF CONTENTS

MANUAL OVERVIEW ................................................................ 2
SAFETY INFORMATION ............................................................ 2
TYPICAL TOOLS AND FITTINGS REQUIRED ............................ 2
EQUIPMENT INSTALLATION .................................................... 3
CONTROL OPERATION & LAYOUT ........................................... 8
PROGRAMMING - 368/604 ....................................................... 9
PROGRAMMING - 368/606 ....................................................... 9
MANUAL REGENERATION ....................................................... 10
QUICK CYCLING THE CONTROL .............................................. 10
SYSTEM SELECTION AND RESET PROCEDURES ................... 10
ACCESSING HISTORY VALUES ................................................. 11
START-UP ................................................................................. 11
VALVE ASSEMBLY - 368 ........................................................... 12
TROUBLESHOOTING ................................................................ 14
SERVICE ASSEMBLIES ............................................................ 15
VALVE DIMENSIONS- 368 ........................................................ 16
VALVE LAYOUT - 368 ................................................................ 16
PERFORMANCE SPECIFICATIONS .......................................... 17
FLOW DATA CHARTS ................................................................ 18

MANUAL OVERVIEW

How To Use This Manual

This installation manual is designed to guide the installer 

through the process of installing and starting the softener.
This manual is a reference and will not include every system 

installation situation. The person installing this equipment 

should have:

•  Knowledge in the water softener installation
•  Basic plumbing skills

Icons That Appear In This Manual

WARNING:

 Failure to follow this instruction can result in 

personal injury or damage to the equipment.

NOTE: This will make the process easier if followed.

Inspection

Inspect the unit for damage or missing parts. 

SAFETY INFORMATION

•  Review the entire Operation Manual before installing the 

water conditioning system.

•  Follow all applicable plumbing and electrical codes when 

installing this water conditioning system.

•  This water conditioning system is not intended for the 

treatment of water that is microbiologically unsafe or of 

unknown quality without adequate disinfection before or 

after the system.

•  This water conditioning system is to be used only for 

potable water.

•  Inspect the water conditioning system for carrier shortage 

or shipping damage before beginning installation. 

•  Use caution when installing soldered metal piping near 

the water 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 connections should be hand tightened. 

Plumber's tape may be used on connections that do not 

use an O-ring seal. Do not use pipe dope type sealants on 

the valve body. Do not use pliers or pipe wrenches.

•  Minimum pipe run to water heater of three meters to 

prevent backup of hot water into system.

•  Do not use petroleum-based lubricants, oils or 

hydrocarbon-based lubricants. Use only 100% silicone 

lubricants.

•  Use only the power transformer supplied with this water 

conditioning system.

•  The power outlet must be grounded.
•  Install an appropriate grounding strap across the inlet 

and outlet piping of the water conditioning system to 

ensure that a proper ground is maintained. 

•  To disconnect power, unplug the AC adapter from its 

power source.

•  Observe drain line requirements. The drain line must be 

a minimum of 1/2-inch diameter. Use 3/4-inch pipe if the 

total length of the drain line exceeds 6 meters.

•  Do not support the weight of the system on the control 

valve connections, or plumbing.

•  Do not allow this water conditioning system to freeze. 

Damage from freezing will void this water conditioning 

system’s warranty. 

•  Keep the media tank in the upright position. Do not turn 

upside down or drop. Turning the tank upside down or 

laying the tank on its side can cause media to enter the 

valve.

•  Use only regenerants designed for water conditioning.

TYPICAL TOOLS AND FITTINGS REQUIRED

•  Pipe Cutter
•  Tubing Cutter
•  File
•  Pliers
•  Tape Measure
•  Soldering Tools
•  Lead Free Solder
•  Bucket 
•  Towel
•  Plumbers Tape
•  Adjustable Wrench
•  Tube 100% Silicone Grease

California Proposition 65 Warning

WARNING:

 This product contains chemicals known to the State of California to cause cancer or birth 

defects or other reproductive harm.

2 • 

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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