Manuale d’uso / di manutenzione del prodotto GB250 SERIES del fabbricante Smith Cast Iron Boilers
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GB250-IM-5 42-9185 GB250 SERIES INST ALLA TION, OPERA TION & MAINTENANCE MANU AL AND REPLA CEMENT P AR TS LIST Gas-Fired Steam Cast Ir on Boilers 175,000 to 400,000 Btuh Input Standing Pilot, Standing Pilot & V ent Damper , Intermittent Pilot, Intermittent Pilot & V ent Damper SECTION 1: INTRODUCTION Code Compliance.
CODE COMPLIANCE Boiler installations must conf or m to the requirements of the authority having jurisdiction or , in the absence of such requirements, to the National Fuel Gas Code ANSI Z223.
VENTING REQUIREMENTS When connecting to gas vents or chimne ys, v ent instal- lations shall be in accordance with P ar t 7, V enting of Equipment, of the National Fuel Gas Code, ANSI Z223.1-latest edition, or applicable pro visions of the local building codes .
4 NO TE: Boiler employs atmospheric comb ustion. Combustion air m ust not be contaminated with halogenated hydr ocarbon vapors, aer osol propellants or freon. Otherwise, boiler heat exchanger will be subject to corr osion, reducing boiler life. W A TER TREA TMENT W ater treatment is recommended in areas where water quality is a problem.
SECTION 2: BOILER INST ALLA TION STEP 1: LOCA TING AND SETTING THE BOILER ➤ PROCEDURE A: Chec k that pro visions for comb ustion air are in accordance with National Fuel Gas Code ANSI Z223.1-latest edition and all applicable local codes. In Canada, f ollow CAN/CGA B149(.
6 ➤ PROCEDURE C: Check component positioning. 1. Remov e all packing material from boiler . 2. Install on non-combustib le floor only , unless local codes permit use and f abrication of a fireproof base (see Fig. 2.2). 3. Check that b ur ners and controls are in the proper position.
7 STEP 3: INST ALLING HYDRONIC COMPONENTS A low-w ater cutoff must be installed to protect the unit from dr y-fire. Screw e xtension nipple into 3/4" tapping on top of the absor ption unit and install relief v alve into top of nipple with the spindle in the ve r tical position (i.
8 The flue or vent connectors m ust be installed flush with the inside chimney liner surf ace and sealed in place with fur nace cement. Horizontal por tions of the single wall and type B venting systems shall be supported by use of strap hangers or their equiv alent.
9 ADDITIONAL VENTING REQUIREMENTS: When connecting to gas vents or chimne ys, v ent installations shall be in accordance with P ar t 7, V enting of Equipment, of the National Fuel Gas Code, ANSI Z223.1-latest edition, or applicab le provisions of the local b uilding codes.
10 STEP 5: INST ALLING & TESTING GAS PIPING Connect the gas piping from the meter to the boiler using a pipe size which will result in a pressure drop of less than 0.3" W .C. f or natural gas or 0.5" W .C. f or propane. See Figure 2.10 f or the appropriate gas pipe sizing and e xample.
11 T esting Gas Piping F or any pressure testing in e xcess of 1/2 psi, the boiler and its individual shutoff valv e must be isolated from the piping system by disconnecting them and capping the outlet(s).
F or vent damper-equipped models , connect ther mostat to blue leads (see Figure 2.6). NO TE: If any of original wire supplied with boiler must be replaced, use similar wire of 105 ° C rating. Otherwise, insulation may melt or degrade, exposing bare wire.
13 FIGURE 2.13: WIRING DIA GRAM & OPERA TION SEQUENCE FOR BOILERS EQUIPPED WITH INTERMITTENT PILO T , VENT DAMPER & MCDONNELL-MILLER #67 LO W W A TER CUT -OFF FIGURE 2.
14 FIGURE 2.15: WIRING DIA GRAM & OPERA TION SEQUENCE FOR BOILERS EQUIPPED WITH ST ANDING PILO T , VENT D AMPER & MCDONNELL- MILLER #67 LO W W A TER CUT -OFF (FOR GB250-8 & GB250-9, N.
15 FIGURE 2.17: WIRING DIA GRAM & OPERA TION SEQUENCE FOR BOILERS EQUIPPED WITH ST ANDING PILO T , VENT D AMPER & 400 SERIES L WCO (EXCEPT FOR GB-250-8 & 9) FIGURE 2.
16 SEQUENCE OF OPERA TION F or sequence of operation of the par ticular boiler being installed, ref er to Figures 2.13 through 2.18 in Section 2 of this manual.
17 5. Boilers are shipped from the f actor y with the primar y air shutters on the main burner wide open. It is recommended these air shutters be left in the wide open position unless there is lifting of the flame abov e the burner por ts. If there is lifting, the air shutters should be gradually closed until the lifting is eliminated.
18 W ARNING: If you do not f ollo w these instructions exactl y , a fire or explosion may result with pr operty damage , personal injury , or loss of life. A . BEFORE OPERA TING smell all around the appliance area f or gas. Be sure to smell ne xt to the floor because some gas is heavier than air and will settle on the floor .
19 This boiler has been designed to provide y ears of trouble free perf or mance in nor mal installations. Examination by the homeo wner at the beginning of each heating season, and in mid-heating season, should assure continued good perf or mance.
7. Continue this process f or a minimum of one hour . The process should continue until the steam is dry (no water coming from the v ent when the water in the gauge glass is at a nor mal le vel, appro ximately 2/3 full). The time required could vary up to 3 hours.
1 Jac ket - Complete 59226 1 1 Jac ket - Complete 59227 1 Jac ket - Complete 59228 1 Jac ket - Complete 59229 1 Jac ket - Complete 59230 1 2 Base P an 59058 1 1 Base P an 59059 1 Base P an 59060 1 Base P an 59061 1 Base P an 59062 1 3 Burner - N.G./L.
13 Section, Rear 3672 111111 14 Section, Intermediate 3671 334567 15 Section, F ront (No Coll Opening) 3670 111111 16 Heat Exchanger/Assembled Bloc k 72403 1 1 Heat Exchanger/Assembled Bloc k 72404 1 .
Honeywell Intermittent Pilot System 6 Pilot Ass'y N.G. - Q3451B-1103 72354 1 1 Pilot Ass'y N.G. - Q3451B-1103 70003 1 Pilot Ass'y N.G. - Q3451B-1103 72355 1 Pilot Ass'y N.G. - Q3451B-1103 72356 1 Pilot Ass'y N.G. - Q3451B-1103 72357 1 Pilot Ass'y L.
24 29 33 17 15 14 13 18 19 25 27 10 6 7 4 3 11 31 30 5 2 28 32 1 JA CKET ASSEMBL Y 34 16 26 9 23 24 22.
Any appliance that b ur ns natural gas, propane gas , fuel oil, wood or coal is capable of producing carbon mono xide (CO). Carbon mono xide (CO) is a gas which is odor less, colorless and tasteless but is v ery toxic. If your Smith boiler is not w or king properly , or is not vented properly , dangerous lev els of CO may accum ulate.
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WESTCAST , INC. 260 NORTH ELM STREET WESTFIELD , MA 01085 TEL. (413) 562-9631 F AX (413) 562-3799 www .smithboiler .com.
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 Smith Cast Iron Boilers GB250 SERIES 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 Smith Cast Iron Boilers GB250 SERIES - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Smith Cast Iron Boilers GB250 SERIES imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Smith Cast Iron Boilers GB250 SERIES ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Smith Cast Iron Boilers GB250 SERIES, 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 Smith Cast Iron Boilers GB250 SERIES.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Smith Cast Iron Boilers GB250 SERIES. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Smith Cast Iron Boilers GB250 SERIES 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.
