Bard YA253 User Manual Download

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Model

: YA253

WALL MOUNTED PACKAGED

AIR CONDITIONER

INSTALLATION
INSTRUCTIONS

Manual No.:

2100-460

Supersedes:
Date:

06-20-05

© Copyright 2005

MIS-383

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Summary of Contents for YA253

Page 1: ...Model YA253 WALL MOUNTED PACKAGED AIR CONDITIONER INSTALLATION INSTRUCTIONS Manual No 2100 460 Supersedes Date 06 20 05 Copyright 2005 MIS 383...

Page 2: ...frigerant Charge 13 Cooling Pressures 14 Optional Accessories 14 Figures Figure 1 Unit Dimensions 3 Figure 2 Fresh Air Damper Assembly 5 Figure 3 Mounting Instructions 6 Figure 4 Wall Mounting Instruc...

Page 3: ...ystems Load Calculation for ACCA Manual J Residential Winter and Summer Air Conditioning Duct Design for Residential ACCA Manual D Winter and Summer Air Conditioning and Equipment Selection For more i...

Page 4: ...iring must conform to NEC and all local codes 3 These Minimum Circuit Ampacity values are to be used for sizing the field power conductors Refer to the National Electric Code latest revision Article 3...

Page 5: ...e d o M h t d i W W h t p e D D t h g i e H H y l p p u S n r u t e R E F G I J K L M N O P Q R S T A B C B 2 5 2 A Y 0 0 3 3 3 5 2 1 7 1 3 6 5 0 7 8 8 7 8 8 9 1 8 8 1 1 8 8 9 1 0 0 5 3 0 5 8 1 5 7 5...

Page 6: ...1 0 0 8 2 1 8 3 3 3 0 0 3 7 2 8 8 2 5 7 4 0 2 0 1 6 1 4 0 3 1 4 3 2 6 3 0 0 6 5 2 6 4 4 1 0 0 5 0 2 5 2 1 0 6 3 5 1 Size of unit for a proposed installation should be based on heat loss calculation m...

Page 7: ...mmended that Bard Return Air Grille Kit RG 2 through RG 5 or RFG 2 through RFG 5 be installed when no return duct is used Contact distributor or factory for ordering information If using a return air...

Page 8: ...f used 4 Hook top rain flashing under back bend of top Top rain flashing is shipped attached to the back of the unit on the right side 5 Position unit in opening and secure with 5 16 lag bolts use 7 8...

Page 9: ...2100 460 Page 7 FIGURE 4 WALL MOUNTING INSTRUCTIONS MIS 548 MIS 549 SEE FIGURE 3 MOUNTING INSTRUCTIONS FOR OPENING SIZES FIGURE 5 WALL MOUNTING INSTRUCTIONS SEE UNIT DIMENSIONS FIGURE 1 FOR ACTUAL DIM...

Page 10: ...Manual 2100 460 Page 8 MIS 550 FIGURE 6 COMMON WALL MOUNTING INSTALLATIONS...

Page 11: ...he tab preventing entry Five 5 wires should be run from thermostat subbase to the 24V terminal board in the unit A five conductor 18 gauge copper color coded thermostat cable is recommended The connec...

Page 12: ...Manual 2100 460 Page 10 FIGURE 7 LOW VOLTAGE WIRING DIAGRAM...

Page 13: ...ion pressure drops and discharge pressure rises when the compressor is energized Reverse rotation also results in an elevated sound level over that with correct rotations as well as substantially redu...

Page 14: ...ROL MODULE The compressor control module is optional on the models covered by this manual The compressor control is an anti short cycle lockout timer with high and low pressure switch monitoring and a...

Page 15: ...from compressor as shown in Table 6 The suction line temperatures shown in Table 6 are based upon 80 F dry bulb 67 F wet bulb 50 percent R H temperature and rated airflow across the evaporator during...

Page 16: ...d i S h g i H 2 7 2 1 2 3 7 4 2 2 5 7 9 3 2 6 7 4 5 2 8 7 9 6 2 9 7 7 8 2 9 7 5 0 3 1 8 4 2 3 2 8 4 4 3 B D 0 8 B W 7 6 e d i S w o L e d i S h g i H 7 7 7 1 2 8 7 0 3 2 0 8 5 4 2 1 8 0 6 2 3 8 6 7 2...

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