Heating
Products
Commercial
Furnace
Installation
And
Operator’s
Manual
Nov-99
Cox systems are shipped “ready to use”. All necessary standard equipment, controls, and wiring are packaged with the heating systems.
Use the supplied furnace and burner manual, together, to install the system.
Employ qualified, experienced installers, to insure the safe and efficient operation of your heating system.
TABLE OF CONTENTS
PACKING PROCEDURE…………2
FURNACE ASSEMBLY DRAWINGS ….…………………..3
FURNACE SPECIFICATIONS..…4
CLEARANCES……………………5
INSTALLATION INSTRUCTIONS
A.GENERAL ...…………………..5
B.FLUE………...…………………5
C.COMBUSTION AIR
SUPPLY ……………………… 6
D.BLOWER ADJUSTMENT…… 6
E.BURNER INSTALLATION…. 7
SEQUENCE OF OPERATION……..8
MAINTENANCE………………….. 9
WIRING DIAGRAM……………….10
MISCELLANEOUS………………..11
A.FILTER RACK ………………..11
B.DRAFT HOOD ………………..11
C.OIL BURNER BLAST TUBE LOCATION ………………….11
D.BLEEDER TUBE ……………..12
PACKING |
|
1 – Package - |
1 – Package- |
Prewired and tested furnace assembly: |
Gas or oil burner: |
1- Heat exchanger/combustion chamber and |
1- Oil or gas burner and controls |
casing |
1- Oil nozzle |
1- Blower and pulley |
1- Instruction manual and literature |
1- Motor and pulley |
1- Gas burner mounting flange |
1- Belt (2 on dual drives) |
|
1- Instruction envelope and (2) wiring diagrams |
1 – Package- |
1- Fan limit installed |
|
1- Oil burner mounting flange |
Draft control or draft hood |
NOTE: Actual packing may vary according to sizes, weights, models, custom jobs, etc. Optional equipment may or may not be packed separately.
FOR YOUR SAFETY |
FOR YOUR SAFETY |
|
If you smell gas: |
Do not store or use gasoline |
|
1. |
Open windows |
or other flammable vapors |
2. |
Don’t touch electrical switches |
and liquids in the vicinity of |
3. |
Extinguish any open flame |
this or any other appliance. |
4. |
Immediately call your gas supplier. |
|
|
|
|
DO NOT DESTROY THIS MANUAL
Please read carefully and keep in a safe place for future reference.
2
ASSEMBLIES
A. |
Casing Jacket |
F. |
Stack |
K. |
Inspection Port |
B. |
Fan and Motor |
G. Connector |
L. |
Fiberglass Rope Seal |
|
C. |
Felt Pad |
H. Heat Exchanger |
M. Combustion Chamber |
||
D. |
Radiator |
I. |
Heat Exchanger Baffle |
N. |
Refractory Lining |
E. |
Radiator Baffle |
J. |
Air Tubes |
O. |
Burner Port |
3
SPECIFICATIONS
SO Series (Horizontal Units)
Model |
SO-225 |
SO-300 |
SO-400 |
|
|
|
|
|
|
Output BTU/HR |
225,000 |
300,000 |
400,000 |
|
Input-Gas BTU/HR |
281,250 |
375,000 |
500,000 |
|
Input-Oil GPH |
2.00 |
2.50 |
3.50 |
|
CFM @ .33WC ESP |
2400 |
3000 |
4400 |
|
Blower Motor HP |
3/4 |
1 |
1-1/2 |
|
Stack Diameter (in.) |
9 |
10 |
12 |
|
HO Series (High-Boy Units)
Model |
HO-225 |
HO-300 |
HO-400 |
|
|
|
|
|
|
Output BTU/HR |
225,000 |
300,000 |
400,000 |
|
Input –Gas BTU/HR |
281,250 |
375,000 |
500,000 |
|
Input-Oil GPH |
2.00 |
2.50 |
3.50 |
|
CFM @ .33 WC ESP |
2400 |
3400 |
4400 |
|
Blower Motor HP |
3/4 |
1 |
1-1/2 |
|
Stack Diameter (in.) |
9 |
10 |
12 |
|
LO-Series (Low-Boy Units)
Model |
LO-225 |
LO-300 |
LO-400 |
|
|
|
|
|
|
Output BTU/HR |
225,000 |
300,000 |
400,000 |
|
Input-Gas BTU/HR |
245,000 |
375,000 |
500,000 |
|
Input-Oil GPH |
2.00 |
2.50 |
3.50 |
|
CFM @ .33 WC ESP |
2400 |
3400 |
4800 |
Blower Motor HP |
3/4 |
1 |
1-1/2 |
Stack Diameter (in.) |
9 |
10 |
12 |
NOTES: |
1. Gas burner through 400,000 BTU are AGA listed. |
||
2.Oil Burner is UL listed.
3.Rights retained to change specifications and ratings without notice or liability.
4
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