
5. If the error persists, perform a LWCO test. Go to
>
SIM Menu
>
Hi-Limit Test
> Run
the test to check if the low water cutoff sensor is opening.
8.1.5.3 Resetting a boiler after a hi-limit temperature lockout
A boiler in a lockout condition due to a hi-limit temperature error will need to be reset.
1. Go to
>
Clear Errors
>
Yes
.
2. Check that there is no air trapped in the system and that the boiler is pressurized.
3. To reset the SIM Module, go to
>
SIM Menu
>
Hi-Limit Test
>
Reset
>
Yes
.
4. Run the boiler to ensure that the error has been cleared.
5. If the error persists, perform a hi-limit test. Go to
>
SIM Menu
>
Hi-Limit Test
> Run
the test to see if the hi-limit switch is operational. You can also perform this test for gasket
blowouts.
8.2 Troubleshooting error messages
Warning
Never attempt to repair the control module (circuit board). If the control module is
defective, replace it immediately.
Errors shown on the touchscreen controller are described below as well as diagnoses and fixes.
The bottom line of the touchscreen displays the boiler's error status. The following colors represent
the boiler's operating status:
Green – Normal
Yellow – Warning
Red – Alarm
The text inside the bar will indicate the specific warning or alarm. If there is more than one alarm
present the text will scroll slowly through all current alarm conditions. Besides the errors listed below,
see also
Miscellaneous touchscreen controller errors on page 109
.
107
8.2 Troubleshooting error messages
Содержание CX Series
Страница 6: ...Boiler part diagrams CX 150 CX 199 118 Installation Commissioning Report 122 6 Section Contents...
Страница 10: ...Intentionally left empty...
Страница 13: ...Figure 2 Top and bottom view CX 150 CX 199 dimensions Figure 3 Front and side view CX 199 13 CX 199 dimensions...
Страница 70: ...Intentionally left empty...
Страница 84: ...Intentionally left empty...
Страница 102: ...Intentionally left empty...
Страница 114: ...Appendices Wiring diagrams Figure 48 Controller electrical diagram 114 Section Troubleshooting...
Страница 115: ...Figure 49 Internal wiring diagram 115 Wiring diagrams...
Страница 116: ...Figure 50 Sequence of Operation 116 Section Troubleshooting...
Страница 117: ...8 4 Exploded views of the CX 150 CX 199 appliance 117 8 4 Exploded views of the CX 150 CX 199 appliance...
Страница 119: ...119 Boiler part diagrams CX 150 CX 199...