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I.
General Information
A. Terminology In This Manual
a. Boiler:
Refers to the Nature’s Comfort boiler you purchased
.
b. Furnace:
Refers to an indoor gas or oil fired unit which heats the air for your home. This would
be your existing furnace.
B. Specifications
Type of fuel:
Wood and coal only.
Location:
Outdoor use only.
Electrical Rating:
115 VAC, 5A max, 60 HZ
Min. Circuit Breaker:
15 Amps.
Draft Blower:
146 CFM max, 115 VAC
Water Pump:
115 VAC, 2A max.
C. Clearance to Combustibles Required
Top, Rear and Sides:
18 inches
Front:
10 feet
Flooring:
Non-Combustible
Chimney:
18 inches
D. Boiler Dimensions
NCB-120
126,000 BTU, 120-gallon water tank, 2,000 sq ft.*
46 1/2" x 60" x 90" tall, 1612 pounds
NCB-175
184,000 BTU, 175-gallon water tank, 4,000 sq ft.*
46 1/2" x 60" x 90" tall, 1817 pounds
NCB-250
263,000 BTU, 250-gallon water tank, 6,000 sq ft.*
46 1/2" x 78" x 90" tall, 2260 pounds
NCB-325
342,000 BTU, 325-gallon water tank, 8,000 sq ft.*
46 1/2" x 96" x 90" tall, 2626 pounds
*
Will heat up to (x)sq ft (This must include all heated areas of home as well
as basement.) with proper installation, properly insulated building and
when properly seasoned hardwood is used (20% moisture content).
Deduct a minimum of 500 sq ft if heating domestic hot water.
Firebox Sizes
Model Description Width Depth Ash Pan
NCB-120
oval
25.5” W x 31” H 36”
39” X 11.75”X 4”
NCB-175
29” cylinder
28”
36”
39” X 11.75”X 4”
NCB-250
29” cylinder
28”
54”
39” X 11.75”X 4”
NCB-325
29” cylinder
28”
72”
39” X 11.75”X 4”
Steel thickness
Water Jacket
Firebox
NCB-120
10ga.
(approx. 1/8”)
1/4”
NCB-175
7ga.
(approx. 3/16”)
3/8” or ¼”
**
NCB-250
7ga.
(approx. 3/16”)
3/8” or ¼”
**
NCB-325
7ga.
(approx. 3/16”)
3/8” or ¼”
**
**
Firebox thickness depends on option ordered by customer
Содержание NCB-120
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