Manuale d’uso / di manutenzione del prodotto SIT119 del fabbricante Lochinvar
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Installation & Operation Manual Models: SIT030 - SIT119 This manual must only be used by a qualified heating installer / service technician. Read all instructions before installing. Perform steps in the order given. Failure to comply could result in severe personal injury, death, or substantial property damage.
2 Hazard definitions The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk level s or to important information concerning the life of the product.
Installation & Operation Manual Please read before proceeding Installer – Read all instructions before installing. Perform steps in the order given. Have this indirect water heater serviced/ inspected by a qualified service technician, at least annually.
Installation & Operation Manual 1 General information The Lochinvar SIT series indirect water heater (FIG. 1-1) is designed to generate domestic hot water in conjunction with a hot water boiler using forced boiler water circulation.
Installation & Operation Manual 5 2 Pre-installation 1. The installation must conform to the instructions in this manual and all applicable local, state, provincial, and national codes, laws, regulations, and ordinances. Installations in Canada must conform to B149.
Installation & Operation Manual 6 Multiple tank connections (boiler side) Multiple tank installations must be done in the “reverse-return” manner. The reason for this is to create the same pressure drop (and therefore, the same flow) through the coil of each tank.
Installation & Operation Manual 7 SOLUTION BOILER SQUIRE COLD WATE R IN TEMPERATUR E / PRESSURE GAUGE AIR SEPARATO R BALL VALVE (TYPICAL) UNION (TYPICAL) PRESSURE RELIEF VALVE DRAIN PO INT (TYPICA.
8 Installation & Operation Manual SOLUTION BOILER ANTI-SCALD MIX ING VALVE COLD WAT ER IN TEMPERATUR E / PRESSURE GAUGE AIR SEPARATO R BALL VALVE (TYPICAL) UNION (TYPICAL) PRESSURE RELIEF VALVE DR.
Installation & Operation Manual 9 KNIGHT BOILER DOMESTIC HOT W ATER CIRCULATOR BACKFLOW PREVENTER PRESSURE REDUCIN G VALVE PRESSURE GAUGE ANTI-SCALD MIXING V ALV E COLD WATE R IN TEMPERATUR E / PR.
Installation & Operation Manual 10 3 Boiler side piping KNIGHT BOILER DOMESTIC HOT W ATER CIRCULATOR TEMPERATURE / PRESSURE GAUGE UNION (TYPICAL) DRAIN DRAIN POINT (TYPICAL) HOT WA TER OUT BOILER .
Installation & Operation Manual 11 4 Domestic side (tank) piping Basic domestic piping Figure 4-2 on page 14 shows typical domestic water piping for a tank. The function of the components shown are as follows: a. Shut-off valves (recommended) - Used to isolate the tank for servicing.
12 Installation & Operation Manual 4 Domestic side (tank) piping Temperature & pressure (T&P) relief valve For protection against excessive temperatures and pressure, install temperature and pressure protective equipment required by local codes.
Installation & Operation Manual 13 NOTICE Verify that the combination temperature and pressure relief valve complies with local codes. If the combination temperature and pressure relief valve does not comply with local codes, replace it with one that does.
14 Installation & Operation Manual 4 Domestic side (tank) piping EXPAN SION TANK UNION (TYPICAL) SHOCK ARR ESTOR SHUT-OFF VALVE SHUT-OFF VALVE BACKFLOW PREVENTOR SHUT-OFF VALVE SHUT-OFF VALVE ANTI.
Installation & Operation Manual 5 Wiring Indirect water heater sensor setup (Knight boiler) Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. CAUTION 1. Install the sensor inside the tank as depicted in FIG.
16 Installation & Operation Manual 5 Wiring Indirect water heater controlled using Aquastat and zone circulator / valve 1. Install Aquastat to tank. Aquastat control (TST20016) can be ordered from your local Lochinvar distributor. 2. Connect Aquastat to the zone controller for the Indirect Water Heater Zone.
Installation & Operation Manual 17 6 Start-up and check-out 1. Make sure the system is free of leaks and that air is purged from the system. CAUTION Fix any leaks found before proceeding further. Leakage from the boiler piping can result in severe damage to the boiler.
18 Installation & Operation Manual 7 Maintenance * Make sure that the rest of the boiler and domestic water piping is free of leaks. * If there is an oil lubricated circulator in the system, make sure it is lubricated as called for by the circulator manufacturer.
Installation & Operation Manual 19 8 Performance data Squire Indirect Water Heater I=B=R Rating Indirect Water Heater Model Number Potable Water Volume Gal.
Installation & Operation Manual 20 8 Performance data How to properly Size Your Indirect Water Heater Use the First Hour Rating (FHR) to properly size your Indirect Water Heater.
- Installation & Operation Manual 21 First Hour Rating - 180°F Boiler Loop Water (Knight Boiler - Models SIT030 - SIT050) Model SIT030 SIT040 SIT050 Circulator Flow GPM 5 8 12 16 20 5 8 12 16 20 .
Installation & Operation Manual 22 First Hour Rating - 180°F Boiler Loop Water (Universal Sizing - 45,000 - 295,000 Btu/hr) Model SIT030 SIT040 SIT050 Circulator Flow GPM 5 8 12 16 20 5 8 12 16 2.
Installation & Operation Manual 23 Table 8D First Hour Rating 200°F Boiler Loop Water (Universal Sizing) First Hour Rating - 200°F Boiler Loop Water (Universal Sizing - 45,000 - 295,000) Model S.
Revision Notes: Revision A (ECO C05265) initial release. Revision B (ECO C05399) reflects the addition of the Pressure Drop Chart and updates made to the Performance Data Charts.
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 Lochinvar SIT119 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 Lochinvar SIT119 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lochinvar SIT119 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lochinvar SIT119 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lochinvar SIT119, 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 Lochinvar SIT119.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Lochinvar SIT119. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lochinvar SIT119 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.