©2005 Thermaco, Inc. All rights reserved • Patented/Patents Pending • Specifications subject to change without notice
Thermaco, Inc. • 646 Greensboro St. • Asheboro, N. C. 27204-2548 • Phone (336) 629-4651
MNL-IS6000 11
®
Big Dipper
®
IS System Plumbing Installation
(For Installations With Head Height Greater Than 6 feet (1.95m))
For installations where there is a significant amount of head height (More than 6
ft./1.95 m), Thermaco, Inc. recommends installation of the optional VFCA Vented
Flow Control module.
Big Dipper
®
Unit
Connect To Facility Vent
VFCA-20 Vented Flow Control for W-200-IS
VFCA-25 Vented Flow Control for W-250-IS
VFCA-35 Vented Flow Control for W-350-IS
VFCA-50 Vented Flow Control for W-500-IS
Connect To Facility Vent
Installations where head height is
greater than 6 feet (1.95 m)
Note: This equipment must be installed to comply with all
applicable national, state, and local plumbing codes for your area.
Installation should only be performed by a qualified plumber.
* Installation in high head height locations requires
removal of the Internal Flow Control (small rubber
cap under no-hub coupling over the Inlet).
Big Dipper
®
IS System
Plumbing Installation
