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Manual

2100-342

I

Page

3 of 24

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.

National Electrical Code ...................... ANSI/NFPA 70

Standard for the Installation ............... ANSI/NFPA 90A
of Air Conditioning and Ventilating Systems

Standard for Warm Air ....................... ANSI/NFPA 90B
Heating and Air Conditioning Systems

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 information, contact these
publishers:

ACCA

Air Conditioning Contractors of America

1712 New Hampshire Ave. N.W.
Washington, DC 20009
Telephone: (202) 483-9370
Fax: (202) 234-4721

ANSI

American National Standards Institute

11 West Street, 13th Floor
New York, NY 10036
Telephone: (212) 642-4900
Fax: (212) 302-1286

ASHRAE American Society of Heating Refrigerating,

and Air Conditioning Engineers, Inc.

1791 Tullie Circle, N.E.
Atlanta, GA 30329-2305
Telephone: (404) 636-8400
Fax: (404) 321-5478

NFPA

National Fire Protection Association

Batterymarch Park
P.O. Box 9101
Quincy, MA 02269-9901
Telephone: (800) 344-3555
Fax: (617) 984-7057

Summary of Contents for WH381

Page 1: ...ED PACKAGE HEAT PUMPS Models WH381 WH431 WH491 INSTALLATION INSTRUCTIONS Manual 2100 342I Supersedes 2100 342H File Tab 17 Date 08 01 07 Bard Manufacturing Company Inc Bryan Ohio 43506 Since 1914 Movi...

Page 2: ...ns 22 Removal of Fan Shroud 22 Refrigerant Charge 22 Pressure Tables 24 Figures Figure 1 Unit Dimensions 5 Figure 2 Fresh Air Damper Assembly 8 Figure 3 Condensate Drains 8 Figure 4 Mounting Instructi...

Page 3: ...ter and Summer Air Conditioning Duct Design for Residential ACCA Manual D Winter and Summer Air Conditioning and Equipment Selection For more information contact these publishers ACCA Air Conditioning...

Page 4: ...URE MODEL NUMBER CONTROL MODULES CAPACITY 38 3 Ton 43 3 Ton 49 4 ton VOLTS PHASE A 230 208 60 1 B 230 208 60 3 C 460 60 3 REVISIONS KW VENTILATION OPTIONS X Barometric Fresh Air Damper Standard B Blan...

Page 5: ...p p u S n r u t e R W D H A B C B E F G I J K L M N O P Q R S T 1 8 3 H W 1 3 4 H W 1 9 4 H W 5 7 0 2 4 2 3 4 2 2 5 7 8 4 8 8 8 9 8 8 9 2 8 8 5 1 8 8 9 2 8 8 3 4 0 1 9 1 6 6 1 3 0 0 0 3 8 6 2 3 4 9 6...

Page 6: ...S e r i W 2 d n u o r G e z i S e r i W T K C A T K C B T K C A T K C B T K C A T K C B T K C A T K C B Z 0 A 0 0 A 1 8 3 H W 5 0 A 8 0 A 0 1 A 1 8 0 2 0 3 2 1 2 r o 1 2 r o 1 2 r o 1 1 3 7 5 3 7 3 8...

Page 7: ...ach unit The filter slides into position making it easy to service This filter can be serviced from the outside by removing the service door A 1 inch washable filter and a 2 inch pleated filter are al...

Page 8: ...n open or vented type system to assure proper drainage FRESH AIR INTAKE All units are built with fresh air inlet slots punched in the service panel If the unit is equipped with a fresh air damper asse...

Page 9: ...h clearance is used for ease of installation and maintaining the required clearance to combustible material The supply air opening would then be 32 x 12 See Figures 4 and 4A for details WARNING Failur...

Page 10: ...Manual 2100 342I Page 10 of 24 FIGURE 4 MOUNTING INSTRUCTIONS...

Page 11: ...s is required for the first 3 feet of ducting It is important to insure that the 1 4 inch minimum spacing is maintained at all points Failure to do this could result in overheating the combustible mat...

Page 12: ...Manual 2100 342I Page 12 of 24 FIGURE 5 WALL MOUNTING INSTRUCTIONS FIGURE 6 WALL MOUNTING INSTRUCTIONS SEE FIGURE 4 MOUNTING INSTRUCTIONS SEE UNIT DIMENSIONS FIGURE 1 FOR ACTUAL DIMENSIONS...

Page 13: ...Manual 2100 342I Page 13 of 24 FIGURE 7 COMMON WALL MOUNTING INSTALLATIONS...

Page 14: ...the compressor motor The disconnect access door on this unit may be locked to prevent unauthorized access to the disconnect To convert for the locking capability bend the tab locate in the bottom left...

Page 15: ...zation of the heating Application Data and the heat loss calculation of the building are useful in determining the correct set points NOTE The additional LAB low ambient bypass relay is required to pr...

Page 16: ...eration of the electric heat until outdoor temperatures have reached a certain design point This won t allow the electric heat to come on as second stage heating unless the outdoor temperature is belo...

Page 17: ...ing See the Phase Monitor section later in this manual Verification of proper rotation must be made any time a compressor is changed or rewired If improper rotation is corrected at this time there wil...

Page 18: ...ergizes the reversing valve solenoid constantly whenever the system switch on subbase is placed in Heat position the B terminal being constantly energized from R A thermostat demand for heat completes...

Page 19: ...he defrost region By placing a jumper across the SEN JMP terminals a 1 4 inch QC terminal works best the defrost sensor mounted on the outdoor coil is shunted out and will activate the timing circuit...

Page 20: ...g i h e h t f I t i u c r i c d e s o l c a s i o t n o d n a f f o r e w o p e l c y C t n e n o p m o c e v i t c e f e d e c a l p e R r o s s e r p m o c e h t t u o k c o l l l i w l o r t n o c...

Page 21: ...0 6 4 0 7 4 0 8 4 0 9 4 0 0 5 5 8 9 6 5 4 8 2 5 5 0 4 6 3 5 1 5 0 2 5 4 1 5 0 5 8 2 0 9 4 0 9 5 7 4 0 0 2 6 4 5 5 8 4 4 4 5 5 3 4 5 9 2 2 4 7 7 0 1 4 8 9 8 9 3 7 5 7 8 3 2 5 6 7 3 3 8 5 6 3 8 4 5 5 3...

Page 22: ...e d o M n o i s n e m i D A 1 8 3 H W 1 3 4 H W 1 9 4 H W 0 0 1 l e d o M 1 8 3 H W 1 3 4 H W 1 9 4 H W W K h g i H d e e p S d e M d e e p S w o L d e e p S h g i H d e e p S d e M d e e p S 5 0 A 3...

Page 23: ...n I 2 O 1 8 3 H W 1 9 4 H W 1 3 4 H W d e e p S h g i H d e e p S m u i d e M d e e p S w o L d e e p S h g i H d e e p S m u i d e M y r D l i o C t e W l i o C y r D l i o C t e W l i o C y r D l i...

Page 24: ...h g i H 7 7 3 0 2 7 7 8 1 2 7 7 4 3 2 8 7 0 5 2 9 7 7 6 2 0 8 5 8 2 2 8 4 0 3 4 8 4 2 3 6 8 4 4 3 B D g e d 5 8 B W g e d 2 7 e d i S w o L e d i S h g i H 0 8 0 1 2 0 8 6 2 2 0 8 2 4 2 1 8 9 5 2 2 8...

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