Installation & Operation Manual
4Sidewall direct venting (continued)
Sidewall termination – optional concentric vent: Models 399 - 600 Only
Description and usage
Lochinvar offers an optional concentric combustion air and | 3. You must consider the surroundings when terminating the | |||
vent pipe termination kit (#CVK3007 for 4" (102 mm) | vent and air: |
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diameter - Models 399 - 600). Both combustion air and vent | a. | Position the vent termination where vapors will not | ||
pipes must attach to the termination kit. The termination kit |
| damage nearby shrubs, plants or air conditioning | ||
must terminate outside the structure and must be installed as |
| equipment or be objectionable. | ||
shown below in FIG. | b. | The flue products will form a noticeable plume as | ||
Field supplied pipe and fittings are required to complete the |
| they condense in cold air. | Avoid areas where the | |
| plume could obstruct window views. | |||
installation. |
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c. | Prevailing winds could cause freezing of condensate | |||
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The required combustion vent pipe materials are listed in |
| and water/ice buildup where flue products impinge | ||
| on building surfaces or plants. | |||
Table 3A, on page 18 of this manual. |
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d. | Avoid possibility of accidental contact of flue | |||
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| products with people or pets. |
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Figure |
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f. | Do not terminate above | any door or window. | ||
399 - 600 | ||||
| Condensate can freeze, causing ice formations. | |||
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OVERHANG | g. | Locate or guard vent to prevent condensate damage | ||
OR ROOF |
| to exterior finishes. |
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12" (305 MM)
MIN
12" (305 MM)
MIN
GRADE / SNOW LINE
Sidewall termination installation
1.Determine the best location for the termination kit (see FIG.
2.The total length of piping for vent or air must not exceed the limits given in the General Venting section on page 21 of this manual.
Figure 4-8 Kit Contents_CVK3007 - Models 399 - 600
RAIN CAP
6" (152 MM) TO 4" (102 MM) REDUCER
6" (152 MM) DIA.
6" (152 MM) DIA.
4" (102 MM) DIA.
"Y" CONCENTRIC FITTING
6" (152 MM) DIA.
"FLEXIBLE" PIPE COUPLING
4.Cut one (1) hole (7 inch (178 mm) diameter for #CVK3007 installations into the structure to install the termination kit.
5.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.
b.Cement the rain cap to the smaller diameter kit pipe (FIG.
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