Lochinvar 51-211 Sidewall termination - optional concentric vent, Description and usage

Installation & Operation Manual

4 Sidewall direct venting

Sidewall termination – optional concentric vent

Description and usage

Lochinvar offers optional concentric combustion air and vent pipe termination kits (Factory Kit #CVK3003 - 3" or #CVK3008

-2"). Both combustion air and vent pipes must attach to the termination kit. The termination kit must terminate outside the structure and must be installed as shown below in FIG. 4-6.

The required combustion vent pipe and fittings are listed in Table 3D, on page 19 of this manual.

Figure 4-6Concentric Sidewall Termination

Sidewall termination installation

1.Determine the best location for the termination kit (see FIG. 4-6).

2.Reference the Determine Location Section on page 22 of this manual for general termination considerations.

3.Cut one (1) hole (5 inch diameter for #CVK3003 installations or 4 inch diameter for #CVK3008 installations) into the structure to install the termination kit.

4.Partially assemble the concentric vent termination kit. Clean and cement using the procedures found in these instructions.

a.Cement the Y concentric fitting to the larger kit pipe (FIG. 4-7).

b.Cement the rain cap to the smaller diameter kit pipe (FIG. 4-7).

Figure 4-7Kit Contents

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