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Sections_ Con6nue to add Pipe exposed to cold weather_ <br /> Sections until you are above 4. Inspect joints to verify that no <br /> the roofline. Pipe Sections or Fittings have been <br /> Step 8. Follow Steps 7 tfirough disturbed or loosened. Also ct�ck <br /> 10(page 15 8 16)of the Vertical mechanical supparts such as Wall <br /> Installation Instrudions. Straps or plumbers tape for rigid�ty. <br /> Step 9. Instail the bladc Trim Collar <br /> around the outside of the Cathedral LqBELS All components are <br /> Ceiling Support Box. The two pieces labeled with the appropriate <br /> of tfie Trim Collar slic�over one identification informa6on,and the UL <br /> another to allow for easy adjustrnent Iisting data,where applicab�. <br /> around the Support Box. Using the six <br /> (6)scxews provided,secure the four � <br /> c�mers and the overlapping sections <br /> of the Trim Collar to the underside of <br /> ceiling_ You may warrt to pre-drill the SUPPLEMENTAL CANADIAN <br /> holes for the overiapped sections for �NSTRUCTIONS <br /> ease of installation (Fig. 22). �y�n installing DirectVent Pro on <br /> GENERAL MAINTENANCE appliances in Canada, a 2-piece Wa11 <br /> Conduct an inspection of the venting Thimble is required in�der to comply <br /> system annually_ Recommended `^'�th IR#41 (Fig. 23 and Ffg. 24). Cut <br /> and frame an opening in the wall in <br /> areas to inspect are as follows: accc�rdance with the dirr�nsions in <br /> 1. Check areas of the Venting System Tabte 1,page 8. Install galvanized <br /> which are exposed to the elernents exterior Wall Thimble plate on exterior <br /> for corrosion. These will a�ear as �building and the other hatf of the <br /> rust spots or streaks, and in extreme �yall Thimble on the interior side of <br /> cases, holes. These component ��I. Instafl Wall Thimble centered <br /> should immediately be replaced. through a square frarned opening in <br /> 2. Remove it�e Vertical Termination ��I_ Install a Wall Thimble Cover on <br /> Cap and shine a flashlight down the the wall to caver the inside pafion af <br /> Vent. Remove any bird nests,or other the Wall Thimble. Be sure to maintain <br /> fareign material. al1 minimum dearances spec�fified <br /> 3. Chedc for evidenc�of excessive �appliance manufactur�. Whe� <br /> cxmdensation, such as water i�{�����9 DirectVent Pro vertically <br /> droplets forming in the inner liner, through floors(Flg. 25)a Ceiling <br /> and subsequently dripping at joints. Firestop is required at every floor/ <br /> CoMinuous condensate can cause ���ing level. Refer to�pliance <br /> corrosion of caps, pipe,and fittings. It manufadurer installation instrudions <br /> may be caused by havirx,�excessive ��mplete ins#allati� procedure. <br /> lateral runs,too many elboHrs, and <br /> exterior portions of the system being <br /> 18 <br />