tekmar 370 House Control - Manual (Page 19)

Copyright © D 370 -06/99 19 of 20
Error Messages
Whenever a fault is detected in any of the sensors and / or room temperature units (RTUs), the indicator lights will flash in specific ways
to indicate the location of the problem. For detailed Sensor and RTU testing instructions see Data Brochures D 070 and D 054.
Supply sensor short circuit Supply sensor open circuit
RTU 1 short circuit RTU 2 short circuit RTU 3 short circuit RTU 4 short circuit
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Optimum Start / Stop
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
RTU 2 Temperature sensor missing RTU 3 Temperature sensor missing RTU 4 Temperature sensor missing
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Light off
Maximum
Supply
Outdoor sensor short circuit
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Outdoor sensor open circuit
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power
Minimum
Boiler
DHW
Demand Maximum
Supply
Zo — in short circuit
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Boiler sensor short circuit
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Boiler sensor open circuit
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
RTU 1 Temperature sensor missing
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
WWSD
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Occupied
UnOccupied
Timer Active
Internal fault
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
Minimum
Boiler
DHW
Demand Maximum
Supply
Enclosure is overheated
Power WWSD
Minimum
Boiler
DHW
Demand
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Light on continually
Light flashing
Minimum
Boiler
Maximum
Supply
Illegal Error Code DIP Switch Setting
Occupied
Optimum Start / Stop
UnOccupied
Timer Active
Power WWSD
DHW
Demand
Error Messages