tekmar 284 Boiler Control - Manual (Page 56)

© 2014 284_D - 08/14 56 of 60 A Watts Water Technologies Company
Troubleshooting
It is recommended to complete all wiring to ensure trouble free operation. Should an error occur, simply follow these steps:
1. Find: If the Boiler Control 284 flashes
on the screen, it is indicating a problem on the system.
2. Identify: Press & hold the Home button for 3 seconds to view the available menus. Tap the NEXT ITEM button to locate the
Toolbox Menu & press ENTER to view the toolbox menu items. The Error code should appear as the first item. The troubleshooting
tips will then marquee across the Item field.
3. Solve: Using the lookup chart below, match the Error code to the one on the control. Use the Description & Troubleshooting
Tips in the chart to solve the problem.
Error Messages (1 of 3)
Error Message Description Troubleshooting Tips
CONTROL SETUP FAILURE
The control failed to read the Setup menu settings, & reloaded
factory default settings. Operation stops until this error message
is cleared.
To clear, press the ‘CLEAR’ button while viewing this
warning message.
RESET DEFAULTS,
VERIFY ALL SETTINGS
BOILER SUPPLY SENSOR ERROR
OPEN or SHRT displays on the screen.
Due to an open or short circuit, the control failed to read the
boiler supply sensor. As a result, & if available, the control
operates using the boiler return sensor. If the boiler return sensor
is unavailable, operation stops. The error message self clears
once the error condition is corrected.
CHECK BOILER SUPPLY SENSOR,
CHECK BOILER SUPPLY SENSOR
WIRING
BOILER RETURN SENSOR ERROR
OPEN or SHRT displays on the screen.
Due to an open or short circuit, the control failed to read the boiler
return sensor. If the Boiler Supply sensor is available, the control
will operate normally. If the Boiler Supply sensor is unavailable,
the control can only operate to satisfy indirect DHW if its located
in the near boiler piping (i.e. IDHW Location = Near). The error
message self clears once the error condition is corrected.
CHECK BOILER RETURN SENSOR,
CHECK BOILER RETURN SENSOR
WIRING
DHW SENSOR ERROR
OPEN or SHRT displays on the screen.
Due to an open or short circuit, the control failed to read the
DHW sensor. As a result, the control stops operation for DHW
heating (indirect or direct DHW). The error message self clears
once the error condition is corrected.
CHECK DHW SENSOR,
CHECK DHW SENSOR WIRING
OUTDOOR SENSOR ERROR
OPEN or SHRT displays on the screen.
Due to an open or short circuit, the control failed to read the
outdoor sensor. As a result, the control assumes an outdoor
temperature of 32°F (0.0°C) & continues operation. The error
message self clears once the error condition is corrected.
CHECK OUTDOOR SENSOR,
CHECK OUTDOOR SENSOR
WIRING
VENT SENSOR ERROR
OPEN or SHRT displays on the screen.
Due to an open or short circuit, the control failed to read the vent
sensor. If the Vent Maximum is set to a temperature, the control
stops operation. If the Vent Maximum is set to Off, the control
continues operation. The error message self clears once the
error condition is cleared.
CHECK VENT SENSOR
CHECK VENT SENSOR WIRING
BOILER (#) OUTLET SENSOR ERROR
OPEN or SHRT displays on the screen.
Due to an open or short circuit, the control failed to read the
boiler (#) outlet sensor. The error message self clears once the
error condition is cleared.
CHECK BOILER (#) OUTLET
SENSOR,
CHECK BOILER (#) OUTLET
SENSOR WIRING