| Rating (Input:
Natural and L.P. Gas) 0-4500ft elevation
| Input (BTU/ Hr) |
| Model |
Input |
Length |
| CAL-40A-10 |
40,000BTU/hr |
10' |
| CAL-50A-15 |
50,000BTU/hr |
15' |
| CAL-75A-20 |
75,000BTU/hr |
20' |
| Gas Pressure at
Manifold: |
| Natural Gas |
3.5" W.C. |
| L.P. Gas |
10.5" W.C. |
| Gas Connection Size |
0.5" N.P.T. |
| Gas Inlet Pressure: |
| Gas |
Minimum |
Maximum |
| Natural |
4.5" W.C. |
14.0" W.C. |
| L.P. |
11.5" W.C. |
14.0" W.C. |
Electrical Rating:
DSI Ignition
120v, 60 Hz, 1 Amp
24 volt low voltage thermostat or On/Off Control
Standard Equipment:
Burner control housing is preassembled
and pre-wired, unit comes complete with industry standard
gas, electrical and venting connections, balanced air
rotor, thermal overload protected motor, visual burner
inspection sightglass, combustion and air proving safety
switch, 3-try spark ignition control, 100% safety shut-off,
low voltage thermostat connection, 4" heat treated
aluminized combustion tube, aluminum standard reflector,
tube couplers, joint/hanger pieces, heat economizer
baffle, hanging chain & hooks.
Optional Equipment:
Variable Input Gas Valve
4" x 9" Elbow Kit
4" x 180" U-Bend Kit
3" x 90" Exhaust Elbows
Side Wall Vent kit
Fresh Air Intake
4" Vent Adapter
2 Piece Construction (Cal 40)
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