Manuale d’uso / di manutenzione del prodotto 78 del fabbricante Weil-McLain
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This manual must only be used by a qualified heating installer/service technician . Failure to comply could result in severe personal injury , death or substantial property damage.
Part No. 550-141-705 W eil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Contents 1. Before Installing Boiler .............................................................. page 3 2. Set Packaged Boiler or Block Assembly in Place ..
• Installation • Start-Up • M aintenance • Pa r t s Befor e Installing Boiler 1a Installation must comply with: • State, provincial and local plumbing, heating and electrical codes. • Regulations of serving utilities. • National codes where applicable.
W eil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Befor e Installing Boiler 1b Provide clearances for servicing around boiler: • Back, for breeching - 30 inches. • Left side, for cleaning and tankless heater removal - 34 inches • Allow sufficient space on remaining sides for cleaning, servicing and burner installation.
• Installation • Start-Up • M aintenance • Pa r t s Set Packaged Boiler or Block Assembly in Place 2a For packaged boiler: 1. Remove top jacket panel. Set aside until after boiler is piped. 2. Remove lag screws (2 in front, 2 in rear) from shipping rails.
W eil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Assemble Block 3a Sections are top heavy . Unbolted sections may fall if not supported, resulting in severe personal injury or death. Install back refractory blanket: 1. Lay back section on floor with ports face up.
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Prepare remaining sections: 1. Follow “Prepare intermediate section” for remaining intermediate and front sections: a. Remove any grit from threads inside tapped holes with clean rag. Do not use petroleum-based cleaning or sealing compounds in boiler system.
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W eil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Assemble Block 3e Prepare flue collector hood assembly: Make sure gaskets are intact, not torn or otherwise damaged. These conditions can cause possible flue gas leakage and carbon monoxide emissions, resulting in severe personal injury or death.
• Installation • Start-Up • M aintenance • Pa r t s Assemble Block 3f Install flue collector hood assembly: 1. Place hood on top of sections with open end of hood tightly against flue collar . Make sure flue collar gasket is in place, not broken, bent or folded.
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General water piping information: • System water supply and return piping should be installed and piping connections attached to boiler before erecting jacket or installing controls. • Do not pipe in through supply and out through return. This creates reverse water flow through boiler that must not be used.
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• Installation • Start-Up • M aintenance • Pa r t s Connect Steam Boiler Piping 6a General steam piping information: • Hartford Loop piping arrangement and wet return are required for steam boilers. • Maintain 24-inch minimum from waterline to bottom of header (56-1/4" from bottom o f section).
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W eil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Install Bur ner 12a Wiring and Fuel Piping 13a T o install burner: 1. Unpack burner .
• Installation • Start-Up • M aintenance • Pa r t s Make Final Adjustments 14a T o fill water boilers: 1. Close manual air vents and drain cocks. 2. Fill to correct system pressure. Correct pressure will vary with each installation. 3. Starting on lowest floor , open air vents one at a time until water squirts out.
W eil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Make Final Adjustments 14b Skim steam boilers: Clean all newly install steam boilers to remove oil. Failure to properly clean can result in violent water level fluctuations, water passing into steam mains, or high maintenance costs on strainers, traps and vents.
• Installation • Start-Up • M aintenance • Pa r t s Data and Dimensions 15a Data Dimensions Supply T appings Return T appings Quantity Quantity And Size* And Size* Boiler Model W ater Steam W .
W eil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Data and Dimensions 15b Part No. 550-141-705 28 Front Back Side Intermediate Minimum for heater removal 3" NPT return W=Boil.
• Installation • Start-Up • M aintenance • Pa r t s Part No. 550-141-705 29 Parts 16a B A C O N E G F D J K L P Q K M P I H.
W eil-McLain 78 Boiler For Gas, Light Oil, Gas/Light Oil Fired Burners Parts 16b Figure No. Description W-M Sales Ref. No. A Front Section (7813) 1 1B329 B Intermediate Section Regular (7815) 1 1B330 .
• Installation • Start-Up • M aintenance • Pa r t s Ratings 17a Part No. 550-141-705 31 ◆ I=B=R Burner ✝ ✝ Boiler Water Capacity Net I=B=R Ratings ❏ Content Gals.
Part No. 550-141-705/0600 32.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Weil-McLain 78 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Weil-McLain 78 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Weil-McLain 78 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Weil-McLain 78 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Weil-McLain 78, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Weil-McLain 78.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Weil-McLain 78. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Weil-McLain 78 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
