INSPECTION AND SERVICE
E
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| COMBUSTION TESTING MUST BE CARRIED | |
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| OUT BY A COM PETE NT PE R SON . IT M UST | |
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| NOT BE ATTEMPTED UNLESS THE PERSON | |
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| CARRYING OUT THE COMBUSTION CHECK | |
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| I S E Q U I P P E D W I T H A C O M B U S T I O N | |
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| ANALYSER CONFORMING TO BS 7927 AND | |
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| IS COMPETENT IN IT’S USE. | |
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| IMPORTANT: IF THE JOINT | |
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| BETWEEN THE AIR/GAS MANIFOLD | |
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| AND THE HEAT EXCHANGER IS | |
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| DISTURBED THE SEALING GASKET | |
| 1 | MUST BE REPLACED. | |
| B | To Clean the Heat Exchanger | |
| A | 1 | With outer case and base panel removed and |
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| the power isolated from the appliance, |
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| remove the cover panel (A) by removing the |
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| retaining screw (B). |
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| 2 | Remove clip (C) from gas valve outlet. |
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| Pull gas adjustment assembly (D) free from |
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| the plastic connection on the gas valve. |
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| Pull gas adjustment assembly (D) forward to |
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| clear case. |
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| Removing Siphon | |
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| 3.1 | Undo plastic nut (E) on the siphon outlet. |
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| Drop condensate tube away from siphon. |
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| 3.2 | Remove hose (F). |
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| 3.3 | Remove siphon |
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| Siphon | |
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| The siphon body is transparent so contents |
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| can be examined for any blockage. |
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| If necessary flush with clean water. |
3.1 | 3.2 |
| 3.3 |
| F |
| SERVICING SPARES& |
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INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR 24 i junior/28 i junior 8 716 107 336b (11/05)
INSPECTION AND SERVICE
