Crown Boiler BWC120 Boiler User Manual


 
5) Snorkel Terminal Installation - The Snorkel Kit (PN 230540) consists of the following (Also see Figure 7.34):
Key # Part # Description
1 230541 Support Elbow
2 230542 Lower Wall Bracket
3 230543 Air Intake Section
4 230544 Wall Bracket
5 230545 Terminal Elbow
6 230546 Exhaust Terminal
7 230527 Standard Elbow
8 230547 Wall Penetration Section
* 230548 Outer Joint Gasket (2 provided)
a) Cut a 6” diameter hole through the exterior wall at the planned exit point of the vent. A minimum of 4” is needed
between the center line of this hole and grade to install the lower wall bracket.
b) Before mounting the lower wall bracket, loosen the M10 x 35 screw on this bracket. Adjust this bolt forward or
backward so that its center is 6-7/16” from the wall (Figure 7.34) and tighten.
c) Center the Lower Wall Bracket on the hole in the wall and mark the location of the four mounting screws on the
wall. 5/16” mounting screws (not supplied) are recommended for mounting this bracket. Drill mounting holes
and mount the bracket.
FIGURE 7.34: INSTALLATION OF SNORKEL TERMINAL
31
IMPORTANT
The Terminal Elbow and Wall
Penetration Section included in the
snorkel kit have gaskets in the female
end of the outer pipe. These gaskets
prevent infi tration of rain water
into the air intake section. Do not
interchange with similar components
shown in Table 7.4b.