Bard WA421 User Manual Download

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INSTALLATION INSTRUCTIONS

WALL MOUNTED

PACKAGE AIR CONDITIONERS

MODELS

WA421
WA482
WA602

Manual :

2100-218I

Supersedes: 2100-218H
File:

Volume III Tab 16

Date:

04-19-99

Bard Manufacturing Company
Bryan, Ohio 43506

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

Summary of Contents for WA421

Page 1: ...MOUNTED PACKAGE AIR CONDITIONERS MODELS WA421 WA482 WA602 Manual 2100 218I Supersedes 2100 218H File Volume III Tab 16 Date 04 19 99 Bard Manufacturing Company Bryan Ohio 43506 Since 1914 Moving ahead...

Page 2: ...Table 9 Maximum EXP Electric Heat Only 18 Table 10 Pressure Table 18 Table 11 Optional Accessories 19 Getting Other Information and Publications 1 Wall Mount General Information 2 Heat Pump Wall Moun...

Page 3: ...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...

Page 4: ...2 1 3 0 0 4 8 3 3 7 1 0 0 0 7 4 8 1 3 3 4 0 3 4 1 6 5 7 3 0 0 1 6 4 0 2 2 3 8 0 6 2 8 6 1 2 7 0 0 2 1 5 KW MODEL NUMBER CONTROL MODULES See Chart Below VOLTS PHASE A 230 208 60 1 B 230 208 60 3 C 460...

Page 5: ...F G I J K L M N O P Q R S T A B C B 2 4 A W 8 4 A 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 2 9 6 4 3 3 4 2 3 7 3 3 8 8 2 4 8 8 3 2 0...

Page 6: ...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 A N A N A N A N A N A N A N Z 0 C 0 0 C 1 2 4 A W 9 0 C 5 1 C 3 0 6 4 1 1 1 2 1 7 1 6 2 5 1 0 2 0 3 4 1...

Page 7: ...l regulations are at a variance with instructions installer should adhere to local codes DUCT WORK All duct work supply and return must be properly sized for the design air flow requirement of the equ...

Page 8: ...rvice This filter can be serviced from the outside by removing the service door A one inch washable filter and two inch pleated filter are also available as optional accessories The internal filter br...

Page 9: ...l If a combustible wall use a minimum of 30 1 2 x 10 1 2 dimensions for sizing However it is generally recommended that a 1 inch clearance is used for ease of installation and maintaining the required...

Page 10: ...Manual 2100 218 Page 8 FIGURE 3 MOUNTING INSTRUCTIONS MIS 416...

Page 11: ...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 material and may result in a fire causin...

Page 12: ...LL STRUCTURE FACTORY SUPPLIED RAIN FLASHING MOUNT ON UNIT BEFORE INSTALLATION SEE UNIT DIMENSIONS FIGURE 1 FOR ACTUAL DIMENSIONS ATTACH TO TOP PLATE OF WALL 1 000 CLEARANCE ALL AROUND INTERIOR FINISHE...

Page 13: ...Manual 2100 218 Page 11 FIGURE 7 COMMON WALL MOUNTING INSTALLATIONS FREE AIR FLOW NO DUCT DUCTED SUPPLY RETURN AT UNIT FALSE WALL INSTALLATION CLOSET INSTALLATION MIS 550...

Page 14: ...See Start Up section for important information on three phase scroll compressor start ups Five 5 wires should be run from thermostat subbase to the 24V terminal board in the unit A five conductor 18 g...

Page 15: ...Manual 2100 218 Page 13 FIGURE 8 UNIT 24V TERMINAL BOARD MIS 1373...

Page 16: ...t it can be reconnected to low speed red wire for lower sound level See wiring diagram 50 HZ models must have fan wired on low speed These models are factory wired on low speed START UP IMPORTANT INST...

Page 17: ...set high pressure switch Turn thermostat off then on to reset the high pressure switch 3 Check all power fuses or circuit breakers to be sure they are the correct rating 4 Periodic cleaning of the out...

Page 18: ...phase line monitor to prevent compressor damage due to phase reversal The phase monitor in this unit is equipped with two LEDs If the Y signal is present at the phase monitor and phases are correct t...

Page 19: ...mum unit performance will occur with a refrigerant charge resulting in a suction line temperature 6 from compressor as shown in Table 6 TABLE 7 INDOOR BLOWER PERFORMANCE CFM 230V P S E H n I 2 0 2 8 4...

Page 20: ...eration on Page 14 TABLE 10 PRESSURE TABLE COOLING Air Temperature Entering Outdoor Coil F l e d o M r i A n r u t e R e r u t a r e p m e T e r u s s e r P 5 7 0 8 5 8 0 9 5 9 0 0 1 5 0 1 0 1 1 5 1 1...

Page 21: ...X X X X X X X X X X X 5 V R C 5 M F I E B 5 A V R E W B 5 C V R E W t s u a h x E h t i w r o t a l i t n e V l a i c r e m m o C t s u a h x E h t i w r e z i m o n o c E r o t a l i t n e V y r e v...

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