Viking ESFR Technical Data Manual page 55

March 7, 2008 Page 55
ESFR PRE-PRIMED SINGLE
TECHNICAL DATA INTERLOCK PREACTION
COLD STORAGE SYSTEM
The Viking Corporation, 210 N Industrial Park Road, Hastings MI 49058
Telephone: 269-945-9501 Technical Services 877-384-5464 Fax: 269-945-4495 Email: techsvcs@vikingcorp.com
Figure 35 - Av-1 Dimensions
Figure 36 - Av-1 on Branch Line Pipe
Automatic air vents or ½" manual bleed valves must be installed at the highest and most remote
points of the system in order to completely vent out all air during the propylene glycol filling process.
Additional vents or ½" bleed valves shall be installed on the end of branch lines at high points. The
manual bleed valves may also be used for antifreeze testing sample points.
Figure 37 - Recommended Arrangement of AV-1 and Branch Line Drains