24
TROUBLE- SHOOTING
Continued
OBSERVED | POSSIBLE |
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PROBLEM | CAUSE | REMEDY | ||
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Burner(s) does not | 1. | Burner orifice(s) is | 1. | Clean burner orifice(s) |
light after ODS/pilot |
| clogged |
| (see Cleaning and Main- |
is lit |
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| tenance, page 22) or re- |
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| place burner orifice(s) |
| 2. | Burner orifice(s) | 2. | Replace burner orifice(s) |
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| diameter is too small |
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| 3. | Inlet gas pressure is | 3. | Contact local natural gas |
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| too low |
| company |
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Delayed ignition of | 1. | Manifold pressure is | 1. | Contact local natural gas |
burner(s) |
| too low |
| company |
| 2. | Burner orifice(s) is | 2. | Clean burner orifice(s) |
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| clogged |
| (see Cleaning and Main- |
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| tenance, page 22) or re- |
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| place burner orifice(s) |
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Burner backfiring | 1. | Burner orifice(s) is | 1. | Clean burner orifice(s) |
during combustion |
| clogged or damaged |
| (see Cleaning and Main- |
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| tenance, page 22) or re- |
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| place burner orifice(s) |
| 2. | Burner damaged | 2. | Replace burner |
| 3. | Gas regulator defective | 3. | Replace gas regulator |
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Burner plaque(s) does | 1. Plaque damaged | 1. | Replace burner | |
not glow | 2. | Inlet gas pressure is | 2. | Contact local natural gas |
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| too low |
| company |
| 3. | Control knob set | 3. | Turn control knob until it |
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| between locked |
| locks at desired setting |
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| positions |
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Slight smoke or odor | 1. Residues from manu- | 1. | Problem will stop after a | |
during initial opera- |
| facturing processes |
| few hours of operation |
tion |
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Heater produces a | 1. Metal expanding while | 1. | This is common with | |
clicking/ticking noise |
| heating or contracting |
| most heaters. If noise is |
just after burner is lit |
| while cooling |
| excessive, contact quali- |
or shut off |
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| fied service person |
099434
