Manuale d’uso / di manutenzione del prodotto WA4822 del fabbricante Bard
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INST ALLA TION INSTRUCTIONS W ALL MOUNTED P ACKAGE AIR CONDITIONERS MODELS W A4822 W A4823 W A6022 W A6023 W A602N Manual : 2100-348D Supersedes: 2100-348C File: V olume III T ab 16 Date: 05-20-01 Bard Manufacturing Company Bryan, Ohio 43506 Since 1914.
CONTENTS Figures Figure 1 Unit Dimensions ...................................... 3 W A602N, W A6023, WA4823 Figure 2 Unit Dimensions ...................................... 4 W A6022, WA4822 Figure 3 Mounting Instructions ..............................
Manual 2100-348 Page 1 Getting Other Information and Publications These publications can help you install the air conditioner or heat pump. You can usually find these at your local library or purchase them directly from the publisher. Be sure to consult current edition of each standard.
Manual 2100-348 Page 2 W ALL MOUNT GENERAL INFORMA TION AIR CONDITIONING WALL MOUNT MODEL NOMENCLATURE W A 60 2 3 A 10 X N X X X A NOTE: All vent options are without exhaust capability. May require separate field supplied barometric relief in building.
Manual 2100-348 Page 3 FIGURE 1 UNIT DIMENSIONS WA602N, WA6023, WA4823 ONLY MIS-1348.
Manual 2100-348 Page 4 FIGURE 2 UNIT DIMENSIONS WA6022, WA4822 ONLY MIS-1442.
Manual 2100-348 Page 5 TABLE 2 ELECTRICAL SPECIFICATIONS j k l Maximum size of the time delay fuse or HACR type circuit breaker for protection of field wiring conductors. Based on 75 ° C copper wire. All Wiring must conform to NEC and all local codes.
Manual 2100-348 Page 6 A 1/4 inch clearance to combustible material for the first three feet of duct attached to the outlet air frame is required. See Wall Mounting Instructions and Figures 3 and 3A for further details. Ducts through the walls must be insulated and all joints taped or sealed to prevent air or moisture entering the wall cavity.
Manual 2100-348 Page 7 INST ALLA TION INSTRUCTIONS WALL MOUNTING INFORMATION 1. Two holes for the supply and return air openings must be cut through the wall as shown in Figure 1 or 2. Figure 1 is for models WA4823, and WA6023. Figure 2 is for Models WA4822 and WA6022.
Manual 2100-348 Page 8 FIGURE 3 MOUNTING INSTRUCTIONS WA602N, WA6023, WA4823 ONLY MIS-1349.
Manual 2100-348 Page 9 FIGURE 4 MOUNTING INSTRUCTIONS WA6022, WA4822 ONLY MIS-1444.
Manual 2100-348 Page 10 FIGURE 5 ELECTRIC HEAT CLEARANCE SIDE SECTION VIEW OF SUPPL Y AIR DUCT FOR W ALL MOUNTED UNIT SHOWING 1/4 INCH CLEARANCE TO COMBUSTIBLE SURF ACES. MIS-277 W ARNING A minimum of 1/4 inch clearance must be maintained between the supply air duct and combustible materials.
Manual 2100-348 Page 11 FIGURE 6 WALL MOUNTING INSTRUCTIONS FIGURE 7 WALL MOUNTING INSTRUCTIONS MIS-548 MIS-549 SEE FIGURE 3 – MOUNTING INSTRUCTIONS SUPPLY AIR OPENING RETURN AIR OPENING RETURN AIR OPENING SUPPLY AIR OPENING BOTTOM MOUNTING BRACKET.
Manual 2100-348 Page 12 FIGURE 8 COMMON WALL MOUNTING INSTALLATIONS FREE AIR FLOW NO DUCT DUCTED SUPPLY RETURN AT UNIT FALSE WALL INSTALLATION CLOSET INSTALLATION MIS-550.
Manual 2100-348 Page 13 WIRING – MAIN POWER Refer to the unit rating plate for wire sizing information and maximum fuse or “HACR” type circuit breaker size. Each outdoor unit is marked with a “Minimum Circuit Ampacity”. This means that the field wiring used must be sized to carry that amount of current.
Manual 2100-348 Page 14 FIGURE 9 UNIT 24V TERMINAL BOARD MIS-1373A.
Manual 2100-348 Page 15 ST ART UP IMPORTANT INSTALLER NOTE For improved start up performance wash the indoor coil with a dish washing detergent. CRANKCASE HEATERS These units are not provided with crankcase heat. These units utilize scroll compressors which do not require crankcase heat in this application.
Manual 2100-348 Page 16 PRESSURE SERVICE PORTS High and low pressure service ports are installed on all units so that the system operating pressures can be observed. A pressure table can be found later in the manual covering all models. It is imperative to match the correct pressure table to the unit by model number.
Manual 2100-348 Page 17 The suction line temperatures in table above are based upon 80° F dry bulb / 67° F wet bulb (50% R.H.) temperature and rated airflow across the evaporator during cooling cycle. REMOVAL OF FAN SHROUD 1. Disconnect all power to the unit.
Manual 2100-348 Page 18 Low side pressure ± 2 PSIG High side pressure ± 5 PSIG Tables are based upon rated CFM (airflow) across the evaporator coil. If there is any doubt as to correct operating charge being in the system, the charge should be removed, system evacuated and recharged to serial plate instructions.
Manual 2100-348 Page 19 TABLE 11 OPTIONAL ACCESSORIES WA6023A. WA6022A WA6023B, WA6022B WA4823A, WA4822A WA4823B, WA4822B t r a P r e b m u Nn o i t p i r c s e D 5 1 - C M Ct i K t r a t SX X A 9 0 -.
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 Bard WA4822 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 Bard WA4822 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Bard WA4822 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Bard WA4822 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Bard WA4822, 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 Bard WA4822.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Bard WA4822. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Bard WA4822 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.
