Roof Jack Assembly

Size of roof jack is determined by measuring the distance from the ceiling to where the flange sets on the roof.

Roof jack assembly.

Roof jacks are nailed to the roof directly over rafters for strength. The barrel of the roof jack must hang below the ceiling and connects to vent pipe available separately which extends up from the furnace. 238369 66 26 m1 series accessories. Removable roof jack crown assembly quantity.

The nordyne 903656 roof jack cap is a redesigned all weather crown assembly that helps minimize pilot light blow outs. The jacks must be properly nailed or leaks in the roof could occur. My roof jack is a coleman 7900b7151 roof jack i think. Srj 5 standard roof jack 60 all cmf w 49 59 roof cavity 104060024.

Before purchasing make sure your old crown can be removed. Fits miller intertherm nordyne and broan furnace model numbers starting with mi mbha mgba mgbb mgha mghb mmba mmbb mmha mmhb msba msbb msha and mshb. Adjustment is made by sliding the 4 vent pipe up and down inside the roof jack. 2 connect roof jack assembly to the furnace.

When purchasing a new furnace coleman requires that you purchase a new roof jack assembly and roof jack sealant to prevent carbon monoxide emissions. Flashing barrel ceiling trim plate and vent. The nordyne 903656 roof jack cap is a redesigned all weather crown assembly that helps minimize pilot light blow outs. Flashing dimensions type flue pipe dia.

Could not find a exact replacement anywhere so i took a chance on this one. Insert telescoping roof jack assembly through the opening cut on the roof. This telescopic roof jack assembly is designed for coleman fuel furnaces with a 5 diameter outlet and an adjustable flange for flat or pitched roof installation. Roof jack extension 4 x 18 all cmf furnaces 104360001.

Removable roof jack crown assembly 103 00. Apply caulking compound on underside of roof flashing to form a continuous strip at least 3 8 wide around the underside of the perimeter of the flashing see figure 20 or figure 21 page 13. Additional information reviews 0 additional information. Model mfg part.

Lift up the tab of a shingle where you wish to install the jack. Intertherm roof jack assembly 104060015 srj3 must be installed on a flat surface and is designed for roof cavities 25 in. Fits miller intertherm nordyne and broan furnace model numbers starting with mi mbha mgba mgbb mgha mghb mmba mmbb mmha mmhb msba msbb msha and mshb. The top part of my jack was also rusted so i had to saw off the top 5 inches of the inner pipe.

My furnace is a coleman 7956c856 mobile home furnace. Srj roof jacks are compatible with all cmf2 oil gas gun furnace models. Slide the upper tab on the jack under the shingle so that nail hole in the jack is barely covered.