Honeywell 7800 Series Burner Control ST7800A1104/U Plug-In Purge Timer Module

Provides the pre-purge timing for select 7800 SERIES relay
modules. ST7800C used with the RM7838C only.
Approvals, Underwriters Laboratories Inc.: Component Recognized,
File No. MP268; Guide No. MCCZ2.
Approvals, CSA: Certified, File No. LR95329-3.
Approvals, Factory Mutual: Approved: Report No. 2X0A1.AF.