Optima Company 45 - 3 manual Set the Optima 45-3 in its desired location

Optima 45 - 3 20

VENTING - HORIZONTALLY USING SIMPSON DURA-VENT DIRECT VENT SYSTEMS

INSTALLATION PROCEDURES FOR SIMPSON DURA-VENT DIRECT VENT SYSTEM

1. Set the Optima 45-3 in its desired location.

Determine if wall studs or roof rafters are in

the way the when venting system is at-

tached. You may want to adjust the location

of the unit to compensate.

2. Simpson Dura-Vent Venting System is de-

signed with special twist-lock connections to

connect to the appliance. An Archgard adap-

tor (SDA-U) is required. The adaptor will al-

low Simpson Dura-Vent System to be used.

3. Apply a bead of silicone inside the outer sec-

tion of the SDA-U adaptor (crimped side).

Slip the adaptor over the existing inner and

outer flue collar and fasten it to the outer col-

lar only with 3 screws (drill pilot holes first).

Level the appliance and fasten it to the fram-

ing using nails or screws through the nailing

Fig. 1

Refer to Venting Chart on Page 16

#1

#2

#3

#4

#5

#6

#1 Vertical Termination

#2 Vinyl Siding Standoff #7 (Optional)

strips.

4. Assemble the desired combination of pipe

and elbows to the appliance adaptor and

twist lock the pipe.

NOTE: Twist-lock procedure: Four indenta- tions, located on the female ends of the pipes

#3 Wall Thimble

#4 Round Support Box #5 Adj. Length of pipe #6 900 Elbow

#7 Pipe Length

#8

and fittings, are designed to slide straight onto the male ends of adjacent pipes and fittings by orientating the four pipe indentations so they match and slide in to the four entry slots on the male ends (Fig. 2). Push the pipe sections completely together, then twist-lock one sec- tion clockwise approximately one quarter turn, until the two sections are fully locked. The fe- male locking lugs will not be visible from the outside, on the pipe or fittings. They may be located by examining the inside of the female ends. Horizontal vent runs MUST be supported every three feet (76 mm). Wall straps are avail- able for this purpose.

#8 SDA-U Adaptor 3” (76mm)

Fig. 2