Sterling QVES - Manual (Page 12)

12
Figure 8
Adaptor
Installation
Figure 7
(Optional)
Top Vent
Position
Rear, Front,
Right & Left
Flue Positions
REFER TO SPECIFICATION TABLE AND INSTALLATION MANUAL FOR PROPER USAGE
The following instructions apply to Canadian installations
in addition to installation and operating instructions:
1. Installation must conform with local building codes, or
in absence of local codes, with current CSA B149.1
installation codes for natural gas burning appliances
and equipment, or CSA B149.2, installation codes
for propane gas burning appliances and equipment.
2. Any references to U.S. standards or codes in these
instructions are to be ignored and the applicable
Canadian standards or codes applied.
3. If using a metal vent system under positive gauge
pressure in Canada, a slip fi t vent connection must be
secured by at least two corrosion-resistant screws, or
other mechanical locking means.
4. See Table 4 for Canadian Vent Termination Clearance
requirements.
* USA units - the
reducer must be
fi eld supplied for
100, 125, 150 and
175 MBH unit sizes.
Vent Systems
Termination Clearance Requirements
Structure/Object
Minimum Clearance
for Termination Locations
USA CANADA
Door, window, or gravity vent
inlet; combustion air inlet for
other appliances 9 inch for 10,000 to
50,000 BTU/Hr
input; 12 inch for
input exceeding
50,000 BTU/Hr. 9 inch (230mm) for
10,000 to 50,000
BTU/Hr input;
12 inch (305mm)
for input exceeding
50,000 BTU/Hr.
Forced air inlet within 10 feet 3 feet above 6 feet (1.8m)
Adjoining Building or parapet 6 feet 6 feet (1.8m)
Adjacent public walkways
7 feet above
grade 7 feet (2.1m) above
grade
Electric, gas meters
& regulators
4 feet horizontal
3 feet (0.9m)
horizontally from
meter/regulator
asembly. 6 feet
(1.8m), any
direction, from
a gas service
regulator vent outlet
Above grade level* 1 foot* 1 foot (0.3m)*
*Above maximum anticipated snow depth.
Table 4