Febco Maintenance Sheets here

Febco Maintenance Manuals and other information

Double Checks (DC)
850/LF850 1/2" - 2"
850/LF850/860/LF860 1/2" - 2" Draining Procedure for Freeze Protection
850/LF850/856/LF856/856ST 2 1/2" - 10" Installation and Maintenance
850/856/870V/876 2 1/2" - 10" Repair and Maintenance Manual
870V/876V/LF870V/LF876V and 876VST 2 1/2" - 10" Installation and Maintenance
805Y 3/4" - 2" Repair and Maintenance
805YD 2 1/2" - 10" Repair and Maintenance

Pressure Vacuum Breaker (PVB)
765 1/2" - 2" Installation and Maintenance Manual
765 Freeze Protection

Ball Valves
1/2" - 2" Standard and Union Ball Valve spec sheet