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SPLIT AIR CONDITIONER
OUTDOOR SECTION

Models:

HAC181-AD040
HAC241-AD040
HAC301-AD040
HAC361-AD040
HAC421-AD040
HAC481-AD040
HAC481-BD040
HAC601-AD040
HAC601-BD040

FOR USE WITH:
MATCHING INDOOR
BLOWER COIL UNITS
AND MATCHING ADD
ON COIL UNITS ONLY

INSTALLATION INSTRUCTIONS

Manual No.:

2100-346C

Supersedes:

2100-346B

File:

Volume 1, Tab 4

Date:

09-04-02

Bard Manufacturing Company
Bryan, Ohio 43506

Since 1914 . . . Moving ahead just as planned.

© Copyright 2002

Содержание HAC181-AD040

Страница 1: ...0 HAC481 BD040 HAC601 AD040 HAC601 BD040 FOR USE WITH MATCHING INDOOR BLOWER COIL UNITS AND MATCHING ADD ON COIL UNITS ONLY INSTALLATION INSTRUCTIONS Manual No 2100 346C Supersedes 2100 346B File Volume 1 Tab 4 Date 09 04 02 Bard Manufacturing Company Bryan Ohio 43506 Since 1914 Moving ahead just as planned Copyright 2002 ...

Страница 2: ... 9 Wall Thermostats 9 Optional Controls 12 Installation Instructions CMA 5 12 Installation Instructions CMA 6 12 Installation Instructions CMA 10A 13 Installation Instructions CMA 13A 14 Charging Instructions 15 Pressure Service Ports 15 System Start Up Indoor Units without Expansion Valves 15 Service 17 Service Hints 17 Fan Blade Setting Dimensions 17 Pressure Tables 20 23 FIGURES Figure 1 1 Figu...

Страница 3: ...0 6 2 5 2 1 5 8 8 1 5 2 0 0 4 5 2 1 7 8 8 1 9 2 1 2 4 C A H 1 8 4 C A H 1 0 6 C A H 0 0 0 5 0 0 5 1 0 0 2 3 5 2 6 6 8 8 6 8 2 0 0 4 5 2 6 8 8 8 6 2 3 W H C B F E A D HIGH VOLTAGE ENTRANCE LOW VOLTAGE ENTRANCE ALTERNATE ELECTRICAL ENTRANCES ON BACK REFRIGERANT SHUTOFF VALVES MIS 1789 Customized Unit Code ElectricalCharacteristics A 230 208 60 1 B 230 208 60 3 Modification Code Capacity 3 Ton or app...

Страница 4: ...1 0 7 2 1 5 2 6 1 0 5 2 1 0 2 3 1 0 2 0 1 5 2 6 1 0 5 2 1 8 7 0 8 7 0 8 7 0 8 7 0 B A 1 8 4 C A H B S A 1 6 A B 0 6 C B 0 0 7 1 0 0 7 1 8 2 5 2 w o L 5 7 8 1 0 5 4 1 5 7 8 1 0 5 4 1 1 8 0 1 8 0 B A 1 0 6 C A H B S A 1 6 A B 0 6 C B 0 6 7 1 0 0 8 1 0 3 8 2 h g i H 0 5 9 1 0 0 5 1 5 7 9 1 5 2 5 1 2 9 0 2 9 0 TABLE 2 RATED CFM AND AIR FLOW DATA WET COIL COOLING Q Measured across the evaporator coil a...

Страница 5: ... p m A d a o L d e t a R 5 7 8 6 3 0 1 1 9 9 2 1 3 2 1 7 4 1 4 3 1 1 8 1 6 7 1 5 9 1 9 7 1 9 1 1 3 1 1 2 5 2 2 1 2 7 5 1 8 3 1 t n e r r u C n o i t c e l e S t i u c r i C h c n a r B 6 8 3 0 1 7 3 1 7 4 1 1 8 1 5 9 1 6 2 1 3 6 2 7 5 1 8 0 2 0 3 2 s p m A r o t o R k c o L 9 4 9 4 6 5 6 5 5 7 5 7 2 8 2 8 5 0 1 5 0 1 2 0 1 2 0 1 1 9 1 9 5 3 1 5 3 1 0 5 1 0 5 1 t a e H e s a c k n a r C e n o N e n...

Страница 6: ...ser air enters the coil from the rear of the unit as shown in Figure 2 with electrical service access MOUNTING UNIT OUTSIDE ON SLAB A solid level base or platform capable to support the unit s weight must be set at the outdoor unit predetermined location The base should be at least two inches larger than the base dimensions of the unit and at least two inches higher than surrounding grade level Th...

Страница 7: ... the unit as shown in Figure 4 Insure the orifice stays inserted in body before connecting mating half See chart in the outdoor unit installation instructions for proper size 6 Thread assembly halves together by hand to insure proper mating of threads and tighten until bodies bottom or a definite resistance is felt 7 Using a marker pen or ink pen mark a line lengthwise from the union nut to the bu...

Страница 8: ...the tubing is kept clean and dry before and during installation Do not remove the plugs from the tubing ends coil connections or base valves until the connection is ready to be brazed The suction line must be insulated with a minimum of 3 8 Armaflex or equivalent before cutting and making connections 1 Being careful not to kink route both the suction line and liquid line between the indoor unit an...

Страница 9: ...ned further in Step 8 and proceed to Step 15 8 Recover charge from the indoor unit A Connect the suction line only to the indoor unit as outlined in Steps 15 16 and 17 B Recover indoor unit and suction line unit charge through service port located on outdoor unit base valve 9 Disassemble Flow Control Assembly by turning body hex 10 If existing orifice has not dropped out of the body when disassemb...

Страница 10: ...s insulate the couplings on the larger tube thoroughly with 3 8 wall thickness closed cell sponge tube insulation or equivalent Failure to insulate will result in water damage to ceiling since the fitting will sweat and drop water on the ceiling 17 Using a marker or ink pen mark a line lengthwise from the coupling union nut to the bulkhead Then tighten an additional 1 4 turn The misalignment of th...

Страница 11: ...table use 50VA transformer There are two 2 separate control diagrams for fossil fuel furnaces with air conditioners Control diagrams for the various circuit which could be encountered with blower coils can be found in the installation instructions of the blower coil WALL THERMOSTATS The following wall thermostats and subbases should be used as indicated depending on the application TABLE 7 CONTROL...

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Страница 13: ...Manual 2100 346 Page 11 ...

Страница 14: ...he bottom of the control panel Connect the low ambient control wires between the terminal block and T2 of the compressor contactor 4 Remove service port cap on discharge line Install the low ambient control on the discharge line with the flare tee adapter that is brazed to the low ambient control Check for pressure at the flare tee dill valve after installation to insure that the dill valve in the...

Страница 15: ...ction and discharge lines Install the high pressure switch on the discharge line to the flare tee adapter that is brazed to the controls Install the low pressure switch on the suction line Check for pressure at the flare tee dill valves after installation to insure that the dill valve in the unit service port was depressed by the flare tee connector Check for leaks at the flare tee connectors Repl...

Страница 16: ...oor motor lead was removed in Step 7 9 Remove service port caps on both the suction and discharge lines Install the high pressure switch and the low ambient control on the discharge line with the flare tee adapter that is brazed to the controls Install the low pressure switch on the suction line Check for pressure at the flare tee dill valves after installation to insure that the dill valve in the...

Страница 17: ...F B Measure indoor air wet bulb temperature ________ ºF C Measure suction pressure ______ PSIG D Measure suction line temperature ________ ºF E Determine optimum system superheat from Table 9 using outdoor air dry bulb Step B and indoor air wet bulb Step A ________ ºF F Determine saturated suction temperature from suction pressure using Table 10 ________ ºF G Determine system superheat Suction lin...

Страница 18: ...1 z o 5 7 1 B A 1 0 6 C A H A S A 1 6 A B 0 6 C B z o 3 5 1 z o 5 6 1 TABLE 11 TOTAL SYSTEM OPERATING CHARGE Includes charge for the basic outdoor unit indoor coil and 25 of interconnecting tubing Q R Includes 25 of 1 4 diameter liquid line For other than 25 and other tube sizes adjust the total charge according to the following schedule Includes 25 of 3 8 diameter liquid line For other than 25 an...

Страница 19: ...oil to permit full and unrestricted air flow circulation is essential FAN BLADE SETTING DIMENSIONS Shown in Figure 10 are the correct fan blade setting dimensions for proper air delivery across the outdoor coil Any service work requiring removal or adjustment in the fan and or motor area will require that the dimensions below be checked and blade adjusted in or out on the motor shaft accordingly T...

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Страница 22: ... H 6 7 7 7 1 9 7 1 9 1 2 8 6 0 2 5 8 1 2 2 7 8 6 3 2 0 9 2 5 2 2 9 9 6 2 4 9 6 8 2 6 9 4 0 3 8 9 2 2 3 9 9 0 4 3 TABLE 14 PRESSURE TABLE HAC241 A Low side pressure 2 PSIG suction line 8 inches from compressor High side pressure 5 PSIG discharge line 8 inches from compressor liquid at base valve approximately 20 PSIG from values listed Tests are based upon rated CFM airflow across the evaporator co...

Страница 23: ... H 4 7 8 9 1 7 7 5 1 2 0 8 2 3 2 3 8 8 4 2 6 8 5 6 2 8 8 2 8 2 0 9 9 9 2 2 9 6 1 3 3 9 3 3 3 5 9 1 5 3 6 9 8 6 3 TABLE 16 PRESSURE TABLE HAC361 A Low side pressure 2 PSIG suction line 8 inches from compressor High side pressure 5 PSIG discharge line 8 inches from compressor liquid at base valve approximately 20 PSIG from values listed Tests are based upon rated CFM airflow across the evaporator co...

Страница 24: ...e d i S w o L e d i S h g i H 3 8 4 2 2 5 8 1 4 2 7 8 8 5 2 9 8 6 7 2 1 9 4 9 2 3 9 4 9 2 5 9 1 3 3 7 9 0 5 3 9 9 0 7 3 TABLE 18 PRESSURE TABLE HAC481 A HAC481 B Low side pressure 2 PSIG suction line 8 inches from compressor High side pressure 5 PSIG discharge line 8 inches from compressor liquid at base valve approximately 20 PSIG from values listed Tests are based upon rated CFM airflow across t...

Страница 25: ...1 0 1 1 5 1 1 S A 1 6 A B B D 5 7 B W 2 6 e d i S w o L e d i S h g i H 7 6 7 2 2 9 6 3 4 2 1 7 0 6 2 3 7 6 7 2 5 7 3 9 2 6 7 0 1 3 8 7 6 2 3 9 7 3 4 3 9 7 9 5 3 B D 0 8 B W 7 6 e d i S w o L e d i S h g i H 2 7 2 3 2 4 7 9 4 2 6 7 6 6 2 8 7 4 8 2 0 8 1 0 3 2 8 8 1 3 4 8 6 3 3 6 8 3 5 3 8 8 0 7 3 B D 5 8 B W 2 7 e d i S w o L e d i S h g i H 8 7 0 4 2 0 8 8 5 2 2 8 6 7 2 4 8 3 9 2 6 8 1 1 3 8 8 9 ...

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