Bard WE252 User Manual Download

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THESE MODELS ALL USE REFRIGERANT R-407C

and ARE FOR 50HZ OPERATION.

INSTALLATION
INSTRUCTIONS

WALL MOUNTED PACKAGED
AIR CONDITIONER

Models:

WE252

WE301

WE371

WE421

WE482

WE602

WE701

Manual No.:

2100-385B

Supersedes:

2100-385A

File:

Volume III, Tab 16

Date:

04-25-05

Bard Manufacturing Company
Bryan, Ohio 43506

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

MIS-383

Summary of Contents for WE252

Page 1: ...STRUCTIONS WALL MOUNTED PACKAGED AIR CONDITIONER Models WE252 WE301 WE371 WE421 WE482 WE602 WE701 Manual No 2100 385B Supersedes 2100 385A File Volume III Tab 16 Date 04 25 05 Bard Manufacturing Compa...

Page 2: ...gerant Service Procedures Considerations 20 Charging 20 Leaks 20 Figures Figure 1 Unit Dimensions 4 Figure 2 Fresh Air Damper Assembly 6 Figure 3 Mounting Instructions 8 Figure 4 Electric Heat Clearan...

Page 3: ...s 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 INFORM...

Page 4: ...DAMPER V COMMERCIALVENTILATOR MOTORIZED WITH EXHAUST E ECONOMIZER INTERNAL FULLY MODULATING WITH EXHAUST R ENERGY RECOVERY VENTILATOR MOTORIZED WITH EXHAUST TABLE 1 ELECTRIC HEAT TABLE s l e d o M D...

Page 5: ...i M t i u c r i C y t i c a p m A 1 m u m i x a M l a n r e t x E e s u F t i u c r i C r o r e k a e r B 2 r e w o P d l e i F e z i S e r i W 2 d n u o r G e z i S e r i W Z 0 D 2 5 2 E W 5 0 D 8 0...

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

Page 7: ...local 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...

Page 8: ...is shipped already attached to the unit The damper blade is locked in the closed position To allow the damper to operate the maximum and minimum blade position stops must be installed See Figure 2 Cap...

Page 9: ...clearance to combustible material However it is highly recommended that a 1 inch clearance is used for ease of installation and maintaining the required clearance to combustible material See Figures...

Page 10: ...Manual 2100 385B Page 8 FIGURE 3 MOUNTING INSTRUCTIONS MIS 1641 SEE FIGURE 4 FOR FURTHER DETAILS...

Page 11: ...hat 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 causing damage injury or death NOTE A 1 4...

Page 12: ...L AROUND RETURN DUCT OPENING A I C K THIS STRUCTURAL MEMBER LOCATED TO MATCH STUD SPACING FOR REST OF WALL A SECOND MEMBER MAY BE REQUIRED FOR SOME WALLS ATTACH TO BOTTOM PLATE OF WALL 2 x 6 1 000 CLE...

Page 13: ...OOR WALL SLEEVE CLOSET WALL LOWERED CEILING SUPPLY AIR GRILLE FINISHED CEILING SURFACE RAIN FLASHING SUPPLY DUCT MAY BE LOCATED IN AN ATTIC OR BELOW CEILING RAFTERS AS SHOWN FINISHED CEILING SURFACE S...

Page 14: ...through the hole in the 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 r...

Page 15: ...Manual 2100 385B Page 13 FIGURE 8 LOW VOLTAGE WIRING DIAGRAM MIS 1373...

Page 16: ...h monitoring and alarm relay output Adjustable Delay On Make And Break Timer On initial power up or any time power is interrupted to the unit the delay on make period begins which will be 2 minutes pl...

Page 17: ...DOB set at 2 minutes and DOM is 132 seconds Unit 2 DOB set at 4 minutes and DOM is 144 seconds PHASE MONITOR All units with three phase compressors are equipped with a 3 phase line monitor to prevent...

Page 18: ...mance will occur with a refrigerant charge resulting in a suction line temperature 6 inches from compressor as shown in Table 6 The suction line temperatures shown in Table 6 are based upon 80 F dry b...

Page 19: ...h g i H d e e p S w o L d e e p S h g i H d e e p S w o L d e e p S h g i H d e e p S w o L y r D l i o C t e W y r D l i o C t e W y r D l i o C t e W y r D l i o C t e W y r D l i o C t e W y r D l...

Page 20: ...e d i S w o L e d i S h g i H 8 8 8 3 2 0 9 6 5 2 1 9 4 7 2 3 9 4 9 2 4 9 4 1 3 6 9 4 3 3 7 9 6 5 3 9 9 9 7 3 0 0 1 2 0 4 1 2 4 E W B D 5 7 B W 2 6 e d i S w o L e d i S h g i H 8 7 5 3 2 0 8 1 5 2 3...

Page 21: ...n e V m o o R l a i c r e m m o C r o t a l i t n e V m o o R l a i c r e m m o C r o t a l i t n e V m o o R l a i c r e m m o C X X X X X 2 M F I E 3 M F I E 5 M F I E t s u a h x E h t i W r e z i...

Page 22: ...erant cylinder must be in liquid phase it is suggested that a sight glass be connected between the charging hose and the suction service port This will permit you to adjust the cylinder hand valve so...

Page 23: ...8 5 6 9 5 7 0 6 7 1 6 7 2 6 2 5 6 7 7 6 0 0 7 3 2 7 8 4 7 7 6 7 8 8 7 9 0 8 9 2 8 0 5 1 5 5 1 0 6 1 5 6 1 0 7 1 5 7 1 0 8 1 5 8 1 0 9 1 5 9 1 0 0 2 5 0 2 0 1 2 5 1 2 0 2 2 5 2 2 0 3 2 5 3 2 0 4 2 5 4...

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