Bryant 542J Series Скачать руководство пользователя страница 31 | Manualshive

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Содержание 542J Series

Страница 1: ...e WARNING Before performing service or mainte nance operations on unit turn off main power switch to unit Electrical shock could cause personal injury 1 The power supply volts hertz and phase must cor...

Страница 2: ...9 1219 for proper outdoor coil airflow Front 48 09 1219 for control box access Right side 48 09 1219 for proper operation of damper and power ex haust if so equipped Top 68 09 1829 to assure proper ou...

Страница 3: ...ont 48 09 1219 for control box access Right side 48 09 1219 for proper operation of damper and power ex haust if so equipped Top 68 09 1829 to assure proper outdoor fan operation Local codes or jurisd...

Страница 4: ...n Duct work must be attached to curb Electric and control power can be routed through the curb or control box end panel see Fig 2 and 3 IMPORTANT The gasketing of the unit to the roof curb is critical...

Страница 5: ...68 29 1880 08 61 49 159 18 25 89 371 LEGEND COMP SECT Compressor Section NOTES 1 Roof curb accessory is shipped unassembled 2 Insulated panels 1 2 in thick neoprene coated 2 lb density 3 Dimensions i...

Страница 6: ...ging instructions on unit IMPORTANT Be sure to remove skids from under unit be fore setting unit in place A properly positioned unit will have the following clearances between unit and roof curb 1 4 i...

Страница 7: ...Ball Maximum Allowable Rpm 1550 1550 Motor Pulley Pitch Diameter Min Max in 3 1 4 1 3 7 4 7 Nomimal Motor Shaft Diameter in 13 16 17 16 Fan Pulley Pitch Diameter in 6 0 11 4 Belt Quantity Type Length...

Страница 8: ...com partment or conduit approved for electrical ground when installed in accordance with the NEC ANSI American National Standards Institute NFPA 70 in Canada Canadian Electrical Code CSA Canadian Stan...

Страница 9: ...efore making any wiring changes Electrical shock can cause personal injury or death For operation on 208 v 1 Remove the cap from the splice containing the orange 230 v transformer primary lead and 2 b...

Страница 10: ...Overcurrent Protection NEC National Electrical Code RLA Rated Load Amps Heater capacity kW is based on heater voltage of 208 v 240 v and 480 v If power distribution voltage to unit varies from rated h...

Страница 11: ...d 2 Set system selector switch at OFF position 3 Turn damper adjustment knob located on economizer mo tor control module clockwise slowly until dampers as sume desired position Do not manually operate...

Страница 12: ...ide panels located on the sides of the outdoor air inlet opening 5 Match notches in hood top panel to unit top panel screws Insert hood flange between top panel flange and unit Tighten screws 6 Hold h...

Страница 13: ...are completed and tight d Inspect coil fins If damaged during shipping and han dling carefully straighten fins with a fin comb 4 Verify the following conditions a Make sure that outdoor fan blades are...

Страница 14: ...atically changes from heating operation to cooling operation when the temperature of the conditioned space rises to the cooling lever setting When the temperature of the con ditioned space falls to th...

Страница 15: ...and of the thermostat to satisfy the occu pied space demands Units With Economizer Upon a call for cooling when outdoor ambient temperature is above the temperature control setting the indoor and out...

Страница 16: ...1247 2036 2 32 1317 2268 2 58 1384 2503 2 85 1448 2742 3 12 1510 2983 3 40 4750 1269 2232 2 54 1337 2468 2 81 1403 2707 3 08 1465 2948 3 36 1526 3194 3 64 5000 1291 2441 2 78 1358 2680 3 05 1422 2923...

Страница 17: ...660 4 1 1271 4052 4 5 1336 4461 5 0 1399 4887 5 5 6400 1151 3549 4 0 1218 3928 4 4 1283 4325 4 8 1347 4739 5 3 1409 5169 5 8 6900 1167 3821 4 3 1232 4207 4 7 1295 4608 5 2 1357 5026 5 6 1417 5460 6 1...

Страница 18: ...at this cfm is above unit maximum cfm limit NOTES 1 Heaters are rated at 208 240 v and 480 v 2 The factory assembled horizontal adapter substantially improves fan performance See Fig 23 3 The static p...

Страница 19: ...r or two position damper control The damper motor will be energized at terminal TR and the damper will drive open to minimum vent position The damper motor will stop and the damper will remain in the...

Страница 20: ...at least twice during each heating and cooling season and when ever the filters become clogged with dust and lint Replace filters with the same dimensional size and type as originally provided when ne...

Страница 21: ...see Fig 25 4 Screw movable flange toward fixed flange to increase speed and away from fixed flange to decrease speed Increas ing fan speed increases load on motor Do not exceed maxi mum speed specifie...

Страница 22: ...damper will go to the vent position 3 Adjust the vent position with the minimum position adjustment on the economizer motor control module See Fig 17 4 Set the system selector switch to COOL position...

Страница 23: ...age and temperature sensing device are required Connect temperature sensing device to service port on suction line and insulate it so that outdoor ambient temperature does not af fect reading Indoor a...

Страница 24: ...ts frost build up and turns off the compressor allowing the coil to clear Once the frost has melted the compressor can be reenergized X RELIEF DEVICES All units have relief devices to protect against...

Страница 25: ...k valve 4 The refrigerant then flows through the 4 way valve accumulator and back to the compressor NOTES 1 Hot gas from compressor flows through the 4 way valve and is directed to the indoor coil hea...

Страница 26: ...nt short cycling on com pressor overload and safety devices Before replacing CLO check these devices 9 Remove jumper between terminals RC an RH 1 AHA Adjustable Heat Anticipator BRK W AT Breaks With A...

Страница 27: ...Fig 33 Typical Label Diagram Schematic 542J180 208 230 V 60 Hz Unit Shown ELECTRIC HEAT AHA SETTING 208 240 V Amps 208 240 V kW 1st 2nd A 72 82 25 7 34 2 1 00 0 52 B 117 135 42 3 56 1 1 00 0 78 27...

Страница 28: ...Fig 33 Typical Label Diagram Schematic 542J180 208 230 V 60 Hz Unit Shown cont 28...

Страница 29: ...TROUBLESHOOTING CHART HEATING CYCLE ODT Outdoor Temperature 29...

Страница 30: ...TROUBLESHOOTING CHART COOLING CYCLE Copyright 1997 Carrier Corporation CATALOG NO BDP 3354 237...

Страница 31: ......

Страница 32: ...G ORIFICE AND VERIFY SET SCREW IS TIGHT M VERIFY THAT FAN SHEAVES ARE ALIGNED AND BELTS ARE PROPERLY TENSIONED START UP ELECTRICAL SUPPLY VOLTAGE L1 L2 L2 L3 L3 L1 COMPRESSOR AMPS COMPRESSOR NO 1 L1 L...

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