Bard WH381 Installation Instructions Manual Download

Page: 1 / 24

Manual

2100-342

Page

1 of 24

WALL MOUNTED

PACKAGE HEAT PUMPS

Models

WH381
WH431
WH491

INSTALLATION INSTRUCTIONS

Manual :

2100-342

Supersedes:

2100-342H

File:

Tab 17

Date:

08-01-07

Bard Manufacturing Company, Inc.
Bryan, Ohio 43506

Since 1914....Moving ahead just as planned.

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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