8.2.6.3 Resetting the boiler after a LWCO lockout
Before you reset the boiler, ensure that the boiler is pressurized and that the air has been
removed.
1. On the touchscreen controller, tap the Home screen.
2. On the Main Menu, tap the Diagnostics button.
3. Tap the Advanced Diagnostics button.
4. Tap the Clear Errors button.
5. Tap the Yes radio button, and then tap OK.
The system clears the errors, and resets the boiler.
8.2.6.4 Testing the LWCO function
1.
Press and hold the LWCO Test button for 5 seconds (located on top of the electrical box).
A message on the screen indicates that the boiler is in lockout mode.
2. On the touchscreen controller, select the Reset button.
The message: "The SIM Module has been reset" is displayed.
3. Tap the Close button, and then tap the Back button until you return to the Home screen.
8.2.6.5 Water Temperature function: reset and test
The hi-limit temperature function monitors the hi-limit temperature set in the SIM. If the water
temperature exceeds the hi-limit temperature, the boiler goes into a lockout condition (locks),
requiring a manual reset. You can test the hi-limit cutoff temperature function on the boiler.
Resetting the boiler after a Hi-Limit lockout
Before you reset the boiler, ensure that the boiler is pressurized and that the air has been
removed.
1. On the touchscreen controller, tap the Home screen.
2. On the Main Menu, tap the Diagnostics button.
3. Tap the Advanced Diagnostics button.
4. Tap the Clear Errors button.
5. Tap the Yes button, and then tap OK.
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