Bard WH423D Installation Instructions Manual Download

Page: 1 / 26

Manual

2100-488

Page

1 of 26

WALL MOUNTED

PACKAGE HEAT PUMPS

MODELS:

WH423D
WH484D
WH604D

INSTALLATION INSTRUCTIONS

Manual :

2100-488

Supersedes:

NEW

File:

Volume III Tab 17

Date:

01-04-08

Bard Manufacturing Company, Inc.
Bryan, Ohio 43506

Since 1914...Moving ahead just as planned.

Summary of Contents for WH423D

Page 1: ...MOUNTED PACKAGE HEAT PUMPS MODELS WH423D WH484D WH604D INSTALLATION INSTRUCTIONS Manual 2100 488 Supersedes NEW File Volume III Tab 17 Date 01 04 08 Bard Manufacturing Company Inc Bryan Ohio 43506 Since 1914 Moving ahead just as planned ...

Page 2: ... 22 Pressure Tables 23 24 Optional Accessories 24 Figures Figure 1 Unit Dimensions 5 Figure 2 Blower Damper Assembly 8 Figure 3 Mounting Instructions 10 Figure 4 Electric Heat Clearance 10 Figure 5 Wall Mounting Instructions 11 Figure 6 Wall Mounting Instructions 11 Figure 7 Common Wall Mounting Installations 12 Figure 8 Hot Gas Reheat During Dehumidification with CS2000A 14 Figure 9 Hot Gas Rehea...

Page 3: ...inter and Summer Air Conditioning Low Pressure Low Velocity ACCA Manual D or Q Duct System Design for Winter and Summer Air Conditioning 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 1003...

Page 4: ... 1 4 0 3 1 4 3 2 6 3 0 0 6 5 2 CONTROL MODULES NOTE For 0 KW and circuit breakers 230 208V or pull disconnects 460V applications insert 0Z in the KW field of model number MODEL NUMBER CAPACITY 42 3 Ton 48 4 Ton 60 5 Ton REVISION COIL OPTIONS X Standard 1 Phenolic Coated Evaporator 2 Phenolic Coated Condenser 3 Phenolic Coated Evaporator and Condenser OUTLET OPTIONS X Front Standard COLOR OPTIONS X...

Page 5: ...Manual 2100 488 Page 5 of 26 FIGURE 1 UNIT DIMENSIONS ...

Page 6: ... o 1 4 3 0 6 6 8 0 5 0 7 0 9 8 6 3 0 1 8 8 A N 4 3 4 3 A N 6 2 2 5 A N 0 5 0 5 A N 0 3 0 6 A N 8 8 A N 0 1 6 A N 0 1 0 1 A N 0 1 0 1 Z 0 B 0 0 B D 3 2 4 H W 6 0 B 3 9 0 B 3 8 0 2 0 3 2 1 1 1 6 2 4 4 3 5 5 3 0 5 0 6 8 8 6 0 1 0 1 0 1 A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N A N Z 0 C 0 0 C D 3 2 4 H W 6 0 C 3 9 0 C 3 0 6 4 1 1 1 3 1 3 2 7 2 0 2 5 2...

Page 7: ... of America ACCA is an excellent guide to proper sizing All duct work or portions thereof not in the conditioned space should be properly insulated in order to both conserve energy and prevent condensation or moisture damage Any grille that meets the 5 8 inch louver criteria may be used It is recommended that Bard Return Air Grille Kit RG 2 through RG 5 or RFG 2 through RFG 5 be installed when no ...

Page 8: ... as required for Department of Energy Energyguide Fact Sheets is based upon the fresh air blank off plate in place and is recommended for maximum energy efficiency The blank off plate is available upon request from the factory and is installed in place of the fresh air damper shipped with each unit CONDENSATE DRAIN A plastic drain hose extends from the drain pan at the top of the unit down to the ...

Page 9: ...pening would then be 32 x 12 See Figures 3 4 and 7 for details 3 Locate and mark lag bolt locations and bottom mounting bracket location See Figure 4 4 Mount bottom mounting bracket 5 Hook top rain flashing under back bend of top Top rain flashing is shipped secured to the right side of the back 6 Position unit in opening and secure with 5 16 lag bolts use 7 8 inch diameter flat washers on the lag...

Page 10: ... Side view of wall with unit installed DIM A DIM B DIM C DIM D DIM E Required dimensions to maintain 1 4 min clearance from combustible materials 30 1 2 10 1 2 6 1 4 1 1 4 29 3 4 Required dimensions to maintain 1 clearance from combustible materials 32 12 5 1 2 2 29 DIMENSION CHART DIM A DIM B DIM C DIM D DIM E Required dimensions to maintain 1 4 min clearance from combustible materials 30 1 2 10 ...

Page 11: ...100 488 Page 11 of 26 FIGURE 5 WALL MOUNTINGINSTRUCTIONS FIGURE 6 WALL MOUNTINGINSTRUCTIONS SEE FIGURE 3 MOUNTING INSTRUCTIONS SEE UNIT DIMENSIONS FIGURE 1 FOR ACTUAL DIMENSIONS SEE FIGURE 1 FOR DUCT DIMENSIONS ...

Page 12: ...Manual 2100 488 Page 12 of 26 FIGURE 7 COMMONWALL MOUNTINGINSTALLATIONS ...

Page 13: ...tage range for the 240 and 208V taps are NOTE The voltage should be measured at the field power connection point in the unit and while the unit is operating at full load maximum amperage operating condition LOW VOLTAGE CONNECTIONS These units use a grounded 24 volt AC low voltage circuit The R terminal is the hot terminal and the C terminal is grounded G terminal is the fan input Y terminal is the...

Page 14: ...Manual 2100 488 Page 14 of 26 FIGURE 8 WHXXXDX HOT GAS REHEAT DURING DEHUMIDIFICATION WITH CS2000A ENERGY MONITOR FULL TIME DEHUMIDIFICATION ...

Page 15: ...AS REHEAT DURING DEHUMIDIFICATION WITH CS2000A ENERGY MONITOR AND 8403 060 THERMOSTAT WITH BUILT IN HUMIDISTAT FULL TIME DEHUMIDIFICATION IMPORTANT NOTE Only the thermostats as shown in Table 4 will work with this equipment The thermostats must be matched and the correct operation can be assured only by proper selection and application of these parts ...

Page 16: ... 5 5 3 2 e g u a g 0 2 e g u a g 8 1 e g u a g 6 1 e g u a g 4 1 e g u a g 2 1 5 4 0 6 0 0 1 0 6 1 0 5 2 IMPORTANT Only the thermostats shown in this Manual have been tested with this equipment for proper operation Proper unit operation with thermostats not listed in this Manual cannot be assured You assume responsibility for proper operation of the unit when using thermostats other than those lis...

Page 17: ...ee the Phase Monitor later in this manual Verification of proper rotation must be made any time a compressor is change or rewired If improper rotation is corrected at this time there will be no negative impact on the durability of the compressor However reverse operation for over one hour may have a negative impact on the bearing due to oil pump out FIGURE 10 START UP LABEL NOTE If compressor is a...

Page 18: ...fer to Figure 13 HEATING SEQUENCE On a call for heating the compressor and reversing valve of the unit are energized to provide heat pump heating If the room temperature falls below the 2nd stage heating set point backup electric heat is energized Heat pump heating is only available when the timer is energized If heating is energized any call for dehumidification is ignored If dehumidification is ...

Page 19: ...ewdriver or other metallic object or another 1 4 inch QC to short between the SPEEDUP terminals to accelerate the HPC timer and initiate defrost Be careful not to touch any other terminals with the instrument used to short the SPEEDUP terminals It may take up to 10 seconds with the SPEEDUP terminals shorted for the speedup to be completed and the defrost cycle to start As soon as the defrost cycle...

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

Page 21: ...8139 85371 82699 80121 77632 75230 72910 70670 68507 66418 64399 62449 60565 58745 56985 55284 53640 52051 50514 49028 47590 46200 44855 43554 42295 41077 25 0 26 0 27 0 28 0 29 0 30 0 31 0 32 0 33 0 34 0 35 0 36 0 37 0 38 0 39 0 40 0 41 0 42 0 43 0 44 0 45 0 46 0 47 0 48 0 49 0 50 0 51 0 52 0 53 0 54 0 55 0 56 0 57 0 58 0 59 0 60 0 61 0 62 0 63 0 64 0 65 0 66 0 67 0 68 0 69 0 70 0 71 0 72 0 73 0 ...

Page 22: ... 4 0 6 H W 5 7 1 TABLE 9 INDOORBLOWERPERFORMANCE CFM 230V P S E H n i 2 O D 4 8 4 H W D 3 2 4 H W D 4 0 6 H W V 0 3 2 w o L V 0 3 2 h g i H V 0 3 2 w o L V 0 3 2 h g i H l i o C 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 o C t e W l i o C y r D l i o C t e W 0 1 2 3 0 5 6 1 0 5 5 1 0 5 4 1 0 5 3 1 0 0 6 1 0 0 5 1 0 0 4 1 0 0 3 1 5 8 8 1 0 7 7 1 5 3 6 1 0 0 5 1 0 0 8 1 5 6 6 ...

Page 23: ... H 2 7 1 1 2 3 7 6 2 2 5 7 1 4 2 6 7 6 5 2 8 7 2 7 2 9 7 8 8 2 0 8 4 0 3 2 8 1 2 3 4 8 7 3 3 B D g e d 0 8 B W g e d 7 6 e d i S w o L e d i S h g i H 7 7 6 1 2 8 7 2 3 2 0 8 7 4 2 1 8 3 6 2 3 8 9 7 2 5 8 5 9 2 6 8 2 1 3 8 8 9 2 3 0 9 6 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 4 2 2 1 8 0 4 2 3 8 6 5 2 4 8 2 7 2 6 8 9 8 2 8 8 5 0 3 9 8 3 2 3 1 9 1 4 3 3 9 8 5 3 D 4 8 4 H W...

Page 24: ...0 A 2 4 H W H E s e g a k c a P r e t a e H X 0 1 A 2 4 H W H E s e g a k c a P r e t a e H X 6 0 C 2 4 H W H E s e g a k c a P r e t a e H X 5 0 A 4 0 H W H E s e g a k c a P r e t a e H X X 0 1 A 4 0 H W H E s e g a k c a P r e t a e H X X 9 0 B 4 0 H W H E s e g a k c a P r e t a e H X X X 9 0 C 4 0 H W H E s e g a k c a P r e t a e H X X X 5 P O B e t a l P f f O k n a l B X X X X X X X X X 5 ...

Page 25: ... n i t a e H e g a t S t s 1 d e i p u c c O X X X X X X g n i t a e H e g a t S t s 1 m u h e D w X X X X X X X X X g n i t a e H e g a t S d n 2 d e i p u c c o n U X X X X X X X X X g n i t a e H e g a t S d n 2 d e i p u c c O X X X X X X X X X X X g n i t a e H e g a t S d n 2 m u h e D w X X X X X X X X X X t a e H y c n e g r e m E d e i p u c c o n U X X X X X X X t a e H y c n e g r e m E...

Page 26: ...Manual 2100 488 Page 26 of 26 FIGURE 13 BARD HEAT PUMP COOLING MODE CIRCUITDIAGRAM FIGURE 14 BARDHEATPUMPDEHUMIDIFICATIONMODE CIRCUITDIAGRAM ...

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