PSG CADDY ALTERNA II Installation And Operating Instructions Manual page 26

United States:
•
Not Less than 36'' (91 cm) above any forced air inlet located within 10 feet (305 cm);
•
Not Less than 48'' (122 cm) below and horizontally from, or one foot (30 cm) above, any door, window or
gravity air inlet into any building (See note below for Direct Vent System (2-in-1 Exhaust and fresh air
intake));
•
Not Less than 24'' (61 cm) from an adjacent building and not less than 84'' (213 cm) above grade when
located adjacent to a public walkway.
•
Cannot be located less than 12 inches (30 cm) above grade.
•
Cannot be located above a gas meter/regulator within 3 feet (900 mm) horizontally of the vertical center line
of the regulator.
•
Not within 6 feet (1.8 meters) of a gas service regulator vent outlet.
Other restrictions may apply. See NFPA 211 for further information.
Note: Direct Vent System (2-in-1 Exhaust and fresh air intake)
When the furnace is installed with a direct vent system, the exit terminal shall be located at least 12" (30 cm)
away from a window or door.
The bottom of the exhaust terminal and air intake must be located at least 12" (30 cm) above the ground.
B. VERTICAL INSTALLATION WITH NEW CHIMNEY SYSTEM
NOTE: Follow the vent manufacturer's instructions.
OPTION: In order to vent the furnace at the right location, a 45º
elbow can be used to offset the pipe from the exhaust outlet
towards the appropriate location underneath the ceiling.
1. Always keep the clearance required by the manufacturer from
combustible materials. When passing through additional floors
or ceilings, always install firestop shield.
2. After lining up for the hole in the roof cut either a round or
square hole in the roof. Follow venting manufacturer's
instruction for opening sizes. Install upper edge and sides of
flashing under roofing materials, nail to the roof along upper
edge. Do not nail lower edge. Seal nail heads with non-
hardening waterproof mastic.
3. Apply non-hardening, waterproof outside mastic where the
storm collar will meet the vent. Slide storm collar down until it
sits on the flashing. Seal and install cap.
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