Archgard 72-DVT30N - Manual (Page 18)

72-DVT30N
18
The Optima 72 can be used with Flexmaster Model GA 4” & 7” (101mm & 178mm) vent liners,
and terminate through the roof using Simpson Dura-Vent by using an 999-DV-SDA (Adapter,
Flex to Simpson Dura-Vent).
 Refer to the venting chart before considering vertical termination.
 Check the Allowable Termination Locations chart within this manual.
CONNECTING THE 999-DV-SDA ADAPTER TO FLEX & SIMPSON DURA-VENT
Clearance to combustible material and fire-stops
must be installed as required by local codes; in the
absence of local codes, in accordance with the local
enforcing authority.
VENTING - VERTICAL TERMINATION USING FLEX GAS LINER
FLEXIBLE PIPE CONNECTIONS
1. The intake pipe must be
securely fastened to the
appliance and to the terminal
and all joints must be secured
using a minimum of 3 screws
evenly spaced around the
pipe.
2. Approximately 1” (25mm)from
the end of the 4” (101mm)
pipe outlet at the appliance
and at the 4” (101mm)
terminal inlet, apply a bead of
high temperature sealant ap-
proximately ¼” (6mm) wide.
Slide the 4” (101mm) pipe
onto the appliance and secure
with 3 screws evenly spaced
to the outlet. Repeat the
procedure at the terminal inlet.
3. Install a vent spacer between
the outer and the inner liner to
maintain clearances. Spacers
should be installed at every
change of direction and every
3 ft. (914mm).
4. See Fig. 1 & 2 to determine
where to place the 999-DV-
SDA adapter, and connect the
999–DV-SDA adaptor as
shown in Fig. 3.
5. Follow all vertical venting di-
rections as outlined in the Ver-
Connecting the SDA-U Adaptor
Slide the 4” (101mm) flex pipe over the 4” (101mm) section
of the 999-DV-SDA adapter, and secure with a bead of high
temperature silicone and 3 screws. Repeat the process for
the 7” (178mm) liner. Follow with Simpson Dura-Vent Pipe
and guidelines for installation as outlined within this manual
Flex to Roofline
4” & 7”
(101 mm &
178 mm)
Flex Liner
999-DV-
SDVTC
(991) Term
Head or
Simpson
Dura-Vent
4” & 7”
(101 mm &
178 mm)
Flex Liner
999-DV-
SDA
Simpson Dura
-Vent System
Flex to Ceiling
999-DV-
SDVTC
(991) Term
Head or
Simpson
Dura-Vent
999-DV-
SDA