Instruction manual

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12. Assemble the vacuum relief valve balance weight onto
the gate. Refer to the vacuum relief valve manufacturer’s
instructions for details.
13. Mount the assembled vacuum relief valve gate with balance
weight into the tee and fasten with a screw and nut in collar
tabs. To insure proper operation, the gate must be level
across the pivot point and plumb. Refer to the vacuum
relief valve manufacturer’s instructions for details.
VI. DIRECT VENTING / AIR INTAKE PIPING (continued)
14. Install remainder of air intake piping to Direct Vent
Termination air intake collar, securing each joint with at
least (3) sheet metal screws (installer provided) evenly
spaced.
15. Maintain ¼” per foot slope in horizontal run to air
intake of Direct Vent Termination.
16. Support the air intake piping, as required, using
perforated metal strap or other supports.
17. Refer to Burner Manufacturer's Manual for addition
information.