Honeywell ST7800A1104/U prepurge timer module 9 min

Honeywell ST7800A1104 plug-in purge timer provides the prepurge timing for the 7800 SERIES Relay Module.

• Prepurge timing: 9 min

Honeywell ST7800A1104 purge timer installation:

Before installing Honeywell ST7800A1104 purge timer, disconnect the power to avoid electrical shock and equipment damage. Remove the keyboard display module, dust cover, data bus module, or remote reset module, and pull out the current ST7800A relay module. Ensure the new ST7800A1104 timer card is set to the desired time and insert it into the relay module slot. Reattach all removed modules and restore power. Run the burner through a complete cycle to verify proper operation.

Replacing a Honeywell ST 7800 A 1104/U prepurge timer is a good solution to make your equipment work again. We offer a wide range of Honeywell spare parts for burners, gas trains etc. We supply original Elster (Kromschröder) & Honeywell (Maxon) products.

If you have any queries about Honeywell control devices or any other Honeywell spare parts, please write us at 624burner@gmail.com, quoting the item code ST7800A1104/U.