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Summary of Contents for Bard WA181
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Page 1: Installation Instructions
Wall Mounted Installation Packaged Air Conditioner Instructions WA181, WA241 Models: MIS-656 Bard Manufacturing Company Manual No.: 2100-200K Supersedes: 2100-200J Bryan, Ohio 43506 File: Volume III, Tab 16 Since 1914...Moving ahead, just as Date: 04-19-99 planned. © Copyright 1999... -
Page 2: Table Of Contents
CONTENTS Getting Other Information and Publications ..1 Start Up ..............12 For more information, Important Installer Note ......... 12 contact these publishers .......... 1 Crankcase Heaters ..........12 Service Hints ............12 Wall Mount General Information ......2 Sequence of Operation .......... 12 Air Conditioner Wall Mount Model Nomenclature .. -
Page 3: Getting Other Information And Publications
Getting Other Information and Publications For more information, contact these These publications can help you install the air conditioner publishers: 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. -
Page 4: Wall Mount General Information
WALL MOUNT GENERAL INFORMATION Air Conditioner Wall Mount Model Nomenclature MODEL CONTROL MODULES 24 1 – A 10 NUMBER COIL OPTIONS CAPACITY X - Standard 18 - 1 1/2 Ton REVISIONS 1 - Phenolic Coated Evaporator 24 - 2 Ton COLOR OPTIONS 2 - Phenolic Coated Condenser X - Beige (Standard) -
Page 5: Figure 1 Unit Dimensions
FIGURE 1 UNIT DIMENSIONS FRONT VIEW SIDE VIEW BACK VIEW MIS-1262 Optional top outlet (factory installed only) for WA30 and WA36 models only. -
Page 6: Table 2 Electrica 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° copper wire. All wiring must conform to the National Electrical Code and all local codes. These "Minimum Circuit Ampacity"... -
Page 7: Shipping Damage
Any grille that meets the 5/8 inch louver criteria may be jurisdiction should be consulted before the installation is used. It is recommended that Bard Return Air Grille Kit made. See Page 1 for information on codes and RG-2 through RG-5 or RFG-2 through RFG-5 be standards. -
Page 8: Fresh Air Intake
FRESH AIR INTAKE The blank-off plate is available upon request from the factory and is installed in place of the fresh air damper All units are built with fresh air inlet slots punched in the shipped with each unit. service panel. If the unit is equipped with the fresh air damper CONDENSATE DRAIN assembly, the assembly is shipped already attached to the... -
Page 9: Installation Instructions
INSTALLATION INSTRUCTIONS WALL MOUNTING INFORMATION WIRING — MAIN POWER 1. These units are secured by wall mounting brackets Refer to the unit rating plate for wire sizing information which secure the unit to the outside wall surface at and maximum fuse or “HACR Type” circuit breaker size. both sides. -
Page 10: Figure 3 Mounting Instructions
FIGURE 3 MOUNTING INSTRUCTIONS NOTE: It is recommended that a bead of silicone caulking be placed behind the side mounting flanges and under the top flashing at the time of installation. MIS-353... -
Page 11: Figure 4 Wall-Mounting Instructions
FIGURE 4 WALL-MOUNTING INSTRUCTIONS SEE FIGURE 3 – MOUNTING INSTRUCTIONS MIS-548 FIGURE 5 WALL-MOUNTING INSTRUCTIONS SEE UNIT DIMENSIONS, FIGURE 1, FOR ACTUAL DIMENSIONS SEE FIGURE 1 FOR DUCT DIMENSIONS MIS-549 Manual 2100-200 Page 9... -
Page 12: Figure 6 Common Wall-Mounting Installations
FIGURE 6 COMMON WALL-MOUNTING INSTALLATIONS MIS-550 Manual 2100-200 Page 10... -
Page 13: Figure 7 Low Voltage Wiring
FIGURE 7 LOW VOLTAGE WIRING MIS-1373 Manual 2100-200 Page 11... -
Page 14: Figure 8 Start Up Label
START UP IMPORTANT INSTALLER NOTE FIGURE 8 START UP LABEL For improved start-up performance, wash the indoor coil with a dishwasher detergent. IMPORTANT CRANKCASE HEATERS These procedures must be All units are provided with some form of compressor followed at initial start up and at crankcase heat. -
Page 15: Adjustments
High Pressure Switch and Lockout Sequence ADJUSTMENTS Adjustable Delay on Make and Delay on Break If the high pressure switch opens, the compressor Timer contactor will de-energize immediately. The lockout timer will go into a soft lockout and stay in soft lockout The potentiometer is used to select Delay on Break time until the high pressure switch closes and the delay on from 30 seconds to 5 minutes. -
Page 16: Figure 9 Fan Blade Setting
TROUBLESHOOTING FAN BLADE SETTING DIMENSIONS REFRIGERANT CHARGE Shown in the drawing below are the correct fan blade The correct system R-22 charge is shown on the unit setting dimensions for proper air delivery across the rating plate. Optimum unit performance will occur with a outdoor coil. -
Page 17: Table 8 Cfm And Esp
TABLE 9 TABLE 8 MAXIMUM ESP OF OPERATION CFM and ESP ELECTRIC HEAT ONLY f r i Rated CFM and ESP on high speed tap TABLE 10 COOLING PRESSURE – OUTDOOR TEMPERATURE °F Low side pressure ± 2 psig High side pressure ± 5 psig Tables are based upon rated CFM (airflow) across the evaporator coil and should be found under section titled "refrigerant charge"... -
Page 18: Optional Accessories
TABLE 11 OPTIONAL ACCESSORIES l a i i t n t a l i t n t a l t i u t i u Manual 2100-200 Page 16...
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