Rheem Versa Heaters Operating Instructions - Page 9

INLET OUTLET Fig. 4: 130A Dimensions Heater with Outdoor Stackless Top Heaters must not be installed under an overhang of less than 3 ft from the top of the heater. Three sides must be open in the area under the overhang. Roof water drainage must be diverted away from heaters installed under overhangs with the use of gutters. • For U.S. installations, the point from where the flue products exit the heater must be a minimum of 4 ft below, 4 ft horizontally from, or 1 ft above any door, window or gravity inlet into any building. The top surface of the heater shall be at least 3 ft above any forced air inlet, or intake ducts located within 10 ft horizontally. See Fig. 7 • For installations in Canada, pool heaters shall not be installed with the top of the vent assembly within 10 ft below, or to either side, of any opening into the building. Refer to the latest revisions of CAN/CSAB149 In areas of daily high winds, it may be necessary to replace the outdoor stackless top with a stack adapter in combination with a wind-resistant/weather-proof outdoor stack. See Fig. 5. The outdoor stack serves the same function as the low profile stackless top and should be installed in accordance with the same clearance requirements. Follow the installation instructions provided with the High Wind Kit for installation. HIGH-WIND TOP Outdoor High-Wind Top NOTE: The outdoor high-wind top is optional equipment and does not come standard with the heater. Use the following part numbers: P/N 004301 (Green), P/N 011558 (Gray) High Wind Conditions (Outdoor Units Only) In areas where high winds are frequent, it may be necessary to locate the heater a minimum of 3' from high vertical walls, or install a wind-break so the heater is not in direct wind current. 9 Fig. 5: Outdoor High-Wind Top