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Summary of Contents for Bard WA605
- Page 1 INSTALLATION INSTRUCTIONS WALL MOUNTED PACKAGE AIR CONDITIONERS MODELS WA381 WA423 WA484 WA491 WA605 Bard Manufacturing Company, Inc. Manual : 2100-503 Supersedes: Bryan, Ohio 43506 File: Volume III Tab 16 Since 1914...Moving ahead just as planned. Date: 01-31-08 Manual 2100-503 Page...
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Page 2: Table Of Contents
Contents Start Up Getting Other Information and Publications Important Installer Note ......... 16 High Pressure Switch ..........16 Wall Mount General Information Three Phase Scroll Compressor Start Up ....16 Wall Mount Model Nomenclature ......4 Phase Monitor ............16 Shipping Damage ............ -
Page 3: Getting Other Information And Publications
GETTING OTHER INFORMATION AND PUBLICATIONS These publications can help you install the air FOR MORE INFORMATION, CONTACT conditioner or heat pump. You can usually find these at THESE PUBLISHERS: your local library or purchase them directly from the publisher. Be sure to consult current edition of each ACCA Air Conditioning Contractors of America standard. -
Page 4: Wall Mount General Information
WALL MOUNT GENERAL INFORMATION AIR CONDITIONER WALL MOUNT MODEL NOMENCLATURE – CONTROL MODULES MODEL NUMBER REVISIONS (See Spec. Sheet S3208 or S3348 for the WA381 & WA491) CAPACITY 38 - 3 Ton COIL OPTIONS VOLTS & PHASE 42 - 3½ Ton X - Standard COLOR OPTIONS A - 230/208/60/1... -
Page 5: Figure 1 Unit Dimensions
Manual 2100-503 Page 5 of 21... -
Page 6: Table 2 Electrical Specifications
TABLE 2 ELECTRICAL SPECIFICATIONS & 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. These “Minimum Circuit Ampacity” values are to be used for sizing the field power conductors. Refer to the National Electric Code (latest revision), article 310 for power conductor sizing. -
Page 7: Shipping Damage
& 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. These “Minimum Circuit Ampacity” values are to be used for sizing the field power conductors. Refer to the National Electric Code (latest revision), article 310 for power conductor sizing. -
Page 8: Duct Work
Any grille that meets with 5/8 inch louver criteria may CONDENSATE DRAIN be used. It is recommended that Bard Return Air Grille Kit RG2 through RG5 or RFG2 through RFG5 be A plastic drain hose extends from the drain pan at the installed when no return duct is used. -
Page 9: Installation Instructions
INSTALLATION INSTRUCTIONS WALL MOUNTING INFORMATION WARNING 1. Two holes for the supply and return air openings must be cut through the wall as shown in Figure 3. 2. On wood frame walls, the wall construction must be Failure to provide the 1/4 inch clearance strong and rigid enough to carry the weight of the between the supply duct and a combustible unit without transmitting any unit vibration. -
Page 10: Figure 3 Mounting Instructions
Manual 2100-503 Page 10 of 21... -
Page 11: Figure 4 Electric Heat Clearance
FIGURE 4 ELECTRIC HEAT CLEARANCE SIDE SECTION VIEW OF SUPPLY AIR DUCT FOR WALL MOUNTED UNIT SHOWING 1/4 INCH CLEARANCE TO COMBUSTIBLE SURFACES. WARNING A minimum of 1/4 inch clearance must be maintained between the supply air duct and combustible materials. This is required for the first 3 feet of ducting. -
Page 12: Figure 5 Wall Mounting Instructions
FIGURE 5 WALL MOUNTING INSTRUCTIONS SEE FIGURE 3 – MOUNTING INSTRUCTIONS FIGURE 6 WALL MOUNTING INSTRUCTIONS SEE UNIT DIMENSIONS, FIGURE 1, FOR ACTUAL DIMENSIONS Manual 2100-503 Page 12 of 21... -
Page 13: Figure 7 Common Wall Mounting Installations
FIGURE 7 COMMON WALL MOUNTING INSTALLATIONS Manual 2100-503 Page 13 of 21... -
Page 14: Wiring - Main Power
WIRING – LOW VOLTAGE WIRING WIRING – MAIN POWER Refer to the unit rating plate for wire sizing information 230/208V, 1 phase and 3 phase equipment dual primary and maximum fuse or “HACR” type circuit breaker voltage transformers. All equipment leaves the factory wired on 240V tap. -
Page 15: Figure 8 Unit 24V Terminal Board
FIGURE 8 UNIT 24V TERMINAL BOARD Manual 2100-503 Page 15 of 21... -
Page 16: Start Up
The phase monitor in this unit is equipped with two LEDs. If the Y signal is present at the phase monitor The WA381, WA484, WA491 and WA605 models are and phases are correct the green LED will light. supplied with a remote reset high pressure switch. If... -
Page 17: Sequence Of Operation
The compressor control module is standard on the and cut in settings are fixed by specific air WA381, WA484, WA491and WA605 models covered conditioner or heat pump unit model. The by this manual and is optional on the WA423 model. -
Page 18: Figure 9 Fan Blade Setting
TROUBLESHOOTING FAN BLADE SETTING DIMENSIONS 4. Unwire condenser fan motor. Shown in Figure 9 is the correct fan blade setting 5. Slide complete motor, fan blade, and shroud dimension for proper air delivery across the outdoor assembly out the left side of the unit. coil. -
Page 19: Table 8 Recommended Airflow
TABLE 7A INDOOR BLOWER PERFORMANCE 230V / 460V TABLE 8 RECOMMENDED AIRFLOW f r i TABLE 9 TABLE 9A MAXIMUM ESP OF OPERATION MAXIMUM ESP OF OPERATION ELECTRIC HEAT ONLY ELECTRIC HEAT ONLY Values shown are for units equipped with standard 1 inch throwaway filter or 1 inch washable filter. -
Page 20: Pressure Table - Cooling
TABLE 10 PRESSURE TABLE COOLING Air Temperature Entering Outdoor Coil °F 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. -
Page 21: Optional Accessories
TABLE 11 OPTIONAL ACCESSORIES l a i i t n t a l i t n t a l i t n t a l t i u l l u t i u t i u t i u t i u t i u t i u...
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