Pentair ETi 250 - Page 9

ETi 250 High Efficiency Pool and Spa Heater Installation and User’s Guide
9
Contents
Installation (Continued) ................................................................................................ 35
Horizontal Or Vertical Venting (Category IV) - Positive Pressure.................................................................... 35
Direct Vent Requirements............................................................................................................................... 36
Direct Vent Indoor Installation (US and Canada) Horizontal Through-the-Wall (Termination).................. 37
Garage or Utility Room Installation (Vent Installation - Indoor Installation US and Canada) .................... 39
Final Installation Check ....................................................................................................................... 39
Condensate Management (Maintenance, Condensate Neutralizer Cartridge Drain/Tubing Installation) ....... 40
Electrical Connections .................................................................................................................................... 42
Bonding ..................................................................................................................................................... 42
120 VAC / 240 VAC Wiring ......................................................................................................................... 42
Remote Control Connections ......................................................................................................................... 43
Fireman’s Switch Connection ......................................................................................................................... 43
Connecting the Heater to the IntelliCenter Control System Load Center via RS-485 .................................... 45
Connecting the RS-485 Cable from the Heater to the Load Center............................................................... 46
Heater Connection Wiring Diagram ................................................................................................................ 48
Heater Ladder Wiring Diagram ....................................................................................................................... 49
Troubleshooting .......................................................................................................... 50
Initial Troubleshooting and Error / Fault Codes .............................................................................................. 50
Initial Troubleshooting Chart ........................................................................................................................... 51
Heater Will Not Fire A .................................................................................................................................. 52
Heater Will Not Fire B .................................................................................................................................. 53
Diagnostics LEDs: PS, HLS, TF, IGN, AFS, AG1, FS ................................................................................ 54-55
Diagnostics Alarms: PS, AFS, AGS, HLS .................................................................................................. 56
Alarms: SFS ............................................................................................................................................... 57
ALarms: CFS, TF, E01 or 126 .................................................................................................................... 58
Burner Troubleshooting .................................................................................................................................. 59
Heat Exchanger Troubleshooting ................................................................................................................... 59
Operator Control Panel Displays RNC Code .................................................................................................. 59
Maintenance and Care Instruction ............................................................................ 60
Care and Maintenance ...................................................................................................................... 60
TitanTough Heat Exchanger Assemblies Annual Inspection ............................................................ 60
Burner Spark Electrode and Flame Sensor Rod Annual Inspection ................................................. 61
Pressure Relief Valve (50 psi)........................................................................................................... 61
After Start-Up................................................................................................................................... 62
Spring and Autumn ....................................................................................................................... 62
Winter Operation and Winterization .............................................................................................. 62
Removal of Condensate Cartridge in Freezing Temperatures.......................................................... 63
Return the Heater to Service............................................................................................................. 63
Maintaining Pool Temperature .......................................................................................................... 63
Energy Saving Tips ....................................................................................................................... 63
Chemical Balance ............................................................................................................................. 64-65
Heater Replacement Parts.......................................................................................... 66-73
Heater Replacement Parts List ......................................................................................................... 66
General Replacement Parts .............................................................................................................. 67
Heater Blower Assembly Replacement Parts ................................................................................... 68
Heat Exchanger Assembly Replacement Parts ................................................................................ 70/71
Heater Manifold Assembly - Inlet and Outlet Assembly Replacement Parts .................................... 72
Heater Condensate and Exhaust Assembly Replacement Parts ...................................................... 73
Heater Operator Control Panel Assembly Replacement Parts ......................................................... 74
Contents