26
Troubleshooting Alarm Codes Cont.
Code
Description
Heater Function
What To Do
A200 High Water Temp! [ECO].
ECO Tripped. Heater
disabled.
1. Disconnect power to unit.
2. Refer to Use and Care Manual.
3. Call your installer/contractor.
4. Call Tech Support at 1-800-995-0982.
T300 Water Leak Sensor Not Installed.
Water Leak Sensor Not
Installed.
1. Install Water Leak Sensor
2. Refer to Use and Care Manual.
A900
Controller Fault.
Controller Malfuntion.
Heater disabled.
Call Tech Support at 1-800-995-0982.
T901
A902
A903
A904
A905