3 … 3
MC • Karl Dungs
, Inc.
•
Vent Line A
dapter f
or DMV • Edition 2016.02 • P/N 261432
Recommended Procedure to Pipe the Vent Line Adapter
• Use new, properly reamed and threaded pipe.
• Apply good quality pipe sealant, putting a moderate amount
on the male threads only.
• Do not overtighten the pipe. Follow the maximum torque
values listed below.
• After installation is completed, using a soapy solution leak
test the vent line connection to confirm that no leakage
occurs. The presence of bubbles indicates a leak.
The Vent Line must be properly installed . The
use of a normally open vent valve is required .
See installation manual for supply gas line
connections and operation of the DMV valve .
Not a supply gas connection, Vent Line con-
nection ONLY .
Vent Line must terminate at a safe location as
determined by the authority having jurisdiction .
Piping must comply with applicable local and
national codes and ordinances, including the
National Fuel Gas Code ANSI Z223 .1/NFPA 54 .
Vent Line Connection
18
19
Chrome Steel
�
Made in Germany
[
Ib-in
]
To an approved location
Recommended Torque
System Accessories
1“
NPT
pipe
750
lb-in
Karl Dungs GmbH & Co . KG
P .O . Box 12 29
D-73602 Schorndorf, Germany
Phone +49 (0)7181-804-0
Fax +49 (0)7181-804-166
e-mail info@dungs .com
Internet http://www .dungs .com
Karl Dungs, Inc .
3890 Pheasant Ridge Drive NE
Suite 150
Blaine, MN 55449, U .S .A .
Phone 763 582-1700
Fax 763 582-1799
e-mail info@karldungsusa .com
Internet http://www .dungs .com/usa/
Normally
opened
vent vale