MAN255/04B
WARRANTY
This CHEMTROL
®
Electronic Controller Model ________S/N _____________________________________ is warranted by SANTA
BARBARA CONTROL SYSTEMS (SBCS) to be free from defects in manufacturing and workmanship for a period of FIVE (5) YEARS from
the date of purchase for the electronic module and ONE (1) YEAR for all other components. SBCS will repair or replace, at its option, any
defective part during the warranty period. Labor, shipping or incidental expenses are specifically excluded from this warranty. For warranty
coverage, defective parts should be returned immediately to your CHEMTROL
Dealer or to our factory postpaid with a copy of your
purchase receipt and a detailed description of the malfunction.
TABLE OF CONTENTS
TECHNICAL SUPPORT...........................................................1
WARRANTY.............................................................................2
TABLE OF CONTENTS ...........................................................2
INTRODUCTION......................................................................3
FREE CHLORINE ......................................................3
ORP CONTROL (Models 230/250) ............................3
PPM CONTROL (Models 235/255) ............................3
WATER CHEMISTRY ................................................3
INPUTS AND OUTPUTS ...........................................3
INSTALLATION........................................................................4
LOCATION.................................................................4
SENSOR INSTALLATION .........................................4
MAIN LINE INSTALLATION.......................................4
BYPASS LINE INSTALLATION .................................5
SENSOR CELL ..........................................................5
WATER FLOW...........................................................5
ELECTRICAL ...........................................................................6
VOLTAGE ..................................................................6
PPM BATTERY (Models 235/255) .............................6
REMOTE ALARM ......................................................6
FLOW SWITCH .........................................................6
SETUP MENU..........................................................................6
ACID/BASE FEED .....................................................6
SANITIZER/pH INTERLOCK .....................................6
SAFETY FLOW SWITCH...........................................6
TERMINAL BLOCK WIRING....................................................6
CHEMICAL FEEDERS .............................................................7
CHEMICAL FEED PUMPS ........................................7
EROSION FEEDER ...................................................7
OPERATION ............................................................................7
PPM SENSOR CONDITIONING (Models 235/255) ...7
SENSOR CALIBRATION ...........................................7
GAIN FACTOR (Models 235/255)..............................7
CONTROL SETPOINTS............................................ 7
OVERFEED SAFETY TIMERS.................................. 7
OUT-OF-RANGE ALARMS ....................................... 8
FEED MODE .............................................................8
PROPORTIONAL FEED............................................8
CONTROLLER RESET ............................................. 8
STARTUP ................................................................................ 8
DEFAULT PARAMETERS......................................... 8
AUTOMATIC CONTROL ...........................................8
MAINTENANCE .......................................................................9
GENERAL MAINTENANCE.......................................9
EFFECT OF CYANURIC ACID..................................9
PPM SENSOR TESTING (Models 235/255).............. 9
PPM BATTERY (Models 235/255)............................. 9
NO PPM SENSOR CLEANING (Models 235/255)..... 9
ORP AND pH SENSOR TESTING ............................ 9
ORP AND pH SENSOR CLEANING.......................... 9
SENSOR REPLACEMENT........................................9
SENSOR STORAGE .................................................9
WINTERIZING ........................................................... 9
PORTABLE TESTER............................................................. 10
ORP SENSOR TESTING ........................................ 10
pH SENSOR TESTING ........................................... 10
ORP AND pH SIMULATION .................................... 10
TROUBLESHOOTING ........................................................... 11
TABLE OF FIGURES............................................................. 11
PARTS LIST .......................................................................... 12
OPTIONS............................................................................... 12
SPECIFICATIONS .................................................................12
IMPORTANT SAFETY INSTRUCTIONS
Mandated by ITS Testing Laboratories, Inc
1. READ AND FOLLOW ALL INSTRUCTIONS
2. WARNING - To reduce the risk of injury, do not permit children to use this product unless they are closely supervised
at all times.
3. WARNING - Risk of Electric Shock. Connect only to a grounding type receptacle protected by a ground-fault circuit
interrupter (GFCI). Contact a qualified electrician if you cannot verify that the receptacle is protected by a GFCI. (Only
required for cord-connected units.)
4. Do not bury cord. Locate cord to minimize abuse from lawn mowers, hedge trimmers, and other equipment. (Only
required for cord-connected units.)
5. WARNING - To reduce the risk of electric shock, replace damaged cord immediately. (Only required for cord-
connected units.)
6. WARNING - To reduce the risk of electric shock, do not use extension cord to connect unit to electric supply; provide a
properly located outlet. (Only required for cord-connected units.)
7. SAVE THESE INSTRUCTIONS.
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