3)Assembly of Metal-Fab Corr/Guard Vent System:
a)Corr/Guard General Notes:
•Do not cut Corr/Guard vent components.
•Refer to Corr/Guard installation instructions for proper methods of support.
•Orient Corr/Guard components so that the males ends of all fittings point in the direction of the boiler.
b)Start assembly of the vent system at the boiler. Remove the hose clamp shipped on the BWC vent collar. Bend the three hose clamp tabs on this collar outward slightly.
c)Clean the exterior of the male end of the first piece of pipe and the inside of the vent collar on the boiler. Remove dirt, grease, and moisture from the surfaces to be sealed. Dry surfaces or allow to dry thoroughly.
d)On the male end of the pipe, apply a ¼” wide bead of silicone approximately 1/2” from the end of the pipe (Fig 7.47).
e)Insert the male end of the pipe into the boiler vent collar until it bottoms out.
f)Apply an additional bead of silicone over the outside of the joint and smooth out.
g)Replace and tighten the clamp on the vent collar.
h)Assemble remaining Corr/Guard components in accordance with the Corr/Guard installation instructions.
i)Allow the silicone to cure per the silicone manufacturer’s instructions before operating the boiler.
FIGURE 7.47: CORR/GUARD CONNECTION TO VENT COLLAR
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