LTD HEATER OPERATION
1.Check to see if high limit con- trol is in the down position.
2.Open fuel valves between tank and heater.
3.Turn the heater power switch to ON by toggling the ON/OFF switch to ON position.
4.For prolonged shutdown close the tank or supply valve and allow flame to burn until all the gas is out of the line (the flame dies out).
5.If any problems occur refer to the service section of this manual and follow the proce- dure described. Some common
problems are:
a.Humidistat and /or ther- mostat is not set high enough.
b.Pressure regulator is not open.
c.Supply valve is not open.
d.High limit button is not pushed in.
BTU'S PER GAUGE PRESSURE (PSI) PROPANE MODELS (APPROXIMATE)
LOW TEMPERATURE
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| Operating Pressure (PSI) |
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Diameter | 2 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 |
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18" | 102900 | 145970 | 181870 | 208190 | 234510 | 253660 | 275200 | 294340 | 311090 | 335020 |
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BTU'S PER GAUGE PRESSURE (PSI) NATURAL GAS MODELS (APPROXIMATE)
LOW TEMPERATURE
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| Operating Pressure (PSI) |
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Diameter | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
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18" | 144100 | 205200 | 250800 | 289100 | 322850 | 353860 | 383040 |
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