Pentair Logix 740 User Manual

2 TABLE OF CONTENTS
Rev E
TABLE OF CONTENTS
LOGIX™ SERIES INSTALLER QUICK-START SHEET 3
MANUAL OVERVIEW 7
How To Use This Manual 7
EQUIPMENT INSTALLATION 8
General Warnings And Safety Information 8
Valve Features 11
Location Selection 13
Water Line Connection 14
Drain Line Connection 16
Overflow Line Connection 17
Regenerant Line Connection 18
Electrical Connection 20
Valve Camshaft 21
SYSTEM DISINFECTION 23
Disinfection Of Water Conditioners 23
DETERMINING IF YOU HAVE A 740 OR 760 CONTROL 24
GENERAL 700 SERIES INSTRUCTIONS 25
DISPLAY ICONS 700 CONTROLLER
KEYPAD — Buttons 28
Regeneration Modes 29
740/760 Series Initial Power-Up 30
Initial Start-up Step-By-Step Instructions 31
PLACING CONDITIONER INTO OPERATION (turning on the water) 34
PROGRAMMING THE 700 FOR 5-CYCLE FILTER APPLICATIONS 37
Manganese Greensand Systems 37
700 Series Advanced Programming 39
Resetting the Logix Control 40
740/760 PROFESSIONAL PROGRAMMING 41
VALVE SERVICE 43
Cover 43
Electronic Control Module 43
Drive Motor 44
Optical Sensor 45
Camshaft 46
Wiring Harnesses 48
Microswitch (Optional Under the Cover) 49
Microswitch (Optional - Front of Camshaft) 50
Spring (Valve Discs) 51
Relay (Optional) 52
Terminal Block (Optional) 53
Transformer (Optional) 53
Top Plate 54
PARTS AND ACCESSORIES 56
255 Valve Exploded View 56
255 Valve Parts List 57
Performa Exploded View 59
Performa Parts List 60
Logix 700 Series Controllers Parts List 61
TROUBLESHOOTING 62

Pentair Logix 740 Specifications

General

Brand	Pentair
Model	Logix 740
Category	Controller
Language	English