Autotrol Logix 764 User Manual

16
24. Cycle (C). The number displayed by #23 is the
current cycle in the regeneration sequence.
25. Hardness setting
26. Capacity display—shows estimated system
capacity.
Keypad — Buttons
Figure 14
1. DOWN arrow. Generally used to scroll down or
increment through a group of choices.
2. SET. Used to accept a setting that normally
becomes stored in memory. Also used together
with the arrow buttons.
3. UP arrow. Generally used to scroll up or increment
through a group of choices.
4. Regenerate. Used to command the controller to
regenerate. Also used to change the lock mode.
Note: If a button is not pushed for thirty seconds, the
controller returns to normal operation mode. Pushing
the Regenerate button immediately returns the
controller to normal operation.
Programming Conventions
The 700 series controller is programmed using the
buttons on the keypad. The programming instructions
are described two ways whenever a section has keypad
input.
First, a table shows simplified instructions. Second, text
follows that describes the action. In each table:
"Action" lists the event or action desired.
"Keys" are listed as:
UP for up arrow
DOWN for down arrow
SET for set
REGEN for regeneration
"Duration" describes how long a button is held down:
P/R for press and release
HOLD for press and hold
X sec for a number of seconds to press the button
and hold it down
"Display" calls out the display icons that are visible.
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1
3
4

Autotrol Logix 764 Specifications

General

Model	Logix 764
Type	Control Unit
Control Type	Electronic
Power Supply	24V AC/DC
Flow Rate	Up to 20 GPM
Timer Type	Digital
Display	LCD
Operating Pressure	20-125 PSI
Programs	Multiple
Cycle Length	Adjustable
Application	Water Treatment
Output Voltage	24V
Valve Connection	NPT
Programming	User-friendly interface
Operating Temperature	34°F to 120°F
Backup Battery	Yes
Mounting	Wall Mount

Summary

Safety Information

How To Use This Manual

Icons That Appear In This Manual

Explains icons used in the manual for warnings and hints.

Location Selection

Outdoor Locations

Installation

Location Selection

Guidelines for choosing a suitable location for the water conditioning system.

Water Line Connection

Instructions for connecting the water supply lines to the system.

Drain Line Connection

Procedures for connecting the drain line for waste water discharge.

Brine Line Connection

Brine Tank Overflow Line Connection

How to connect the overflow line to prevent spills and water damage.

Brine Tank

Information on brine tank requirements and salt usage.

Electrical Connection

Disinfection of Water Conditioning Systems

System Operation

Camshaft Cycle Positions

Valve Disc Location/Function

Identifies the locations and functions of valve discs within the system.

764 Control Operation

Overview of the Logix 764 controller's operational features and memory.

Display Icons & Cursors

Keypad – Buttons

Programming Conventions

Explains the methods and symbols used for programming the controller.

Placing Water Conditioning System Into Operation

Level I Programming - 764 Control with 255 Valve, 8 Cycle Conditioner

Quick Cycling the Control 255L and 255P

Quick Cycling the Control for 255A Systems

To Place the 255 Alternating System into Operation

Specific steps to bring an alternating system into initial operation.

In Service Display

Programming Overview

Describes the different programming levels available for system customization.

Level I Programming

Guide to programming the control for normal applications.

Level II Programming – P Values

Programming the Lockout Feature

Salt Setting

Level III Cycle Programming – C Values

Level IV Viewing History - Η Values

Program Reset

Manual Regeneration Options

Refill First Option

Allows selection of when the refill cycle occurs, enabling a "dry" brine tank.

Delayed Manual Regeneration

Initiates a manual regeneration that starts at the programmed time of day.

Immediate Manual Regeneration

Starts a manual regeneration immediately when the button is pressed.

Delayed Second Regeneration

Programs a second regeneration to occur at a later programmed time.

Double Immediate Manual Regeneration

Initiates two manual regenerations back-to-back.

Regeneration Modes for Parallel Systems

Wiring Diagrams

Connecting the Logix 764 Twin Alternating or Parallel Controls

Outlines standard connections for twin unit parallel and alternating configurations.

Connecting the Logix 764 Multi Single Tank Control

Parts Lists

255 Exploded View & Parts List

Provides an exploded view and a list of parts for the 255 valve.

Bypass Valve and Turbine Adapter

Manifold Kits

Troubleshooting

764 Controller – Error Codes & 255 "L" with Check Salt Light

Addresses error codes and the check salt light for the 764 controller.

System Troubleshooting