OBSERVED |
| POSSIBLE |
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| ||
PROBLEM |
| CAUSE |
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| REMEDY | |||
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| |
Burner(s) does | not | 1. Burner | orifice(s) | is | 1. | Clean burner orifice(s) | ||
light after ODS/pilot is |
| clogged |
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| (see CLEANING AND | ||
lit |
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| MAINTENANCE, page | |
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| 17) or replace burner | |
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| orifice(s) | |
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| 2. | Burner | orifice(s) | di- | 2. | Replace burner orifice(s) | |
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| ameter is too small |
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| |
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| 3. | Inlet gas pressure is too | 3. | Contact local natural gas | |||
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| low |
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| company | |
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| |||
Delayed ignition | of | 1. | Manifold pressure is too | 1. | Contact local natural gas | |||
burner(s) |
|
| low |
|
|
| company | |
|
| 2. | Burner | orifice(s) | is | 2. | Clean burner orifice(s) | |
|
|
| clogged |
|
|
| (see CLEANING AND | |
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| MAINTENANCE, page | |
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|
| 17) 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 | |
|
|
|
|
|
|
| 17) 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 |
not glow | 2. | Inlet gas pressure is too |
|
| low |
| 3. | Control knob set be- |
|
| tween locked positions |
1.Replace burner
2.Contact local natural gas company
3.Turn control knob until it locks at desired setting
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 clicking/ticking noise just after burner is lit or shut off
1.Metal expanding while heating or contracting while cooling
1.This is common with most heaters. If noise is excessive, contact quali- fied service person
19
