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 | |
is lit |
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| Maintenance, page 21) | |
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| or replace burner | |
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| 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 | |
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| Maintenance, page 21) | |
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| or replace burner | |
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| 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 | |
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| Maintenance, page 21) | |
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| or replace burner | |
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| 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 | |
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| between locked |
| it 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 | |
or shut off |
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| qualified service person | |
Continued
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