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Summary of Contents for 24ANB124

Page 1: ...in enhanced installation reliability or operation ELECTRICALSHOCK HAZARD Failure to follow this warning could result in personal injury or death Before installing modifying or servicing system main el...

Page 2: ...se pan size and knockout hole location For hurricane tie downs contact local distributor for details and PE Professional Engineer certification if required by local authorities On rooftop applications...

Page 3: ...rect size and condition Rated tubing diameters shown in Table 2 are recommended up to 80 ft 24 38 m See Product Data for acceptable alternate vapor diameters and associated capacity losses For tubing...

Page 4: ...eep Vacuum Graph A95424 Final Tubing Check IMPORTANT Check to be certain factory tubing on both indoor and outdoor unit has not shifted during shipment Ensure tubes are not rubbing against each other...

Page 5: ...ol board The grey wire from cool tap is connec ted to tap 5 on the motor Refer to the furnace Product Data to find the corresponding airflow If the airflow setting for high cooling needs to be switche...

Page 6: ...y reducing the displacement of the scroll The opening and closing of the by pass port is controlled by an internal electrically operated solenoid The modulated scroll uses a single step of unloading t...

Page 7: ...ity Control provides an automatic evaporator coil freeze protection algorithm that eliminates the need for an evaporator freeze thermostat Low ambient cooling must be enabled in the User Interface set...

Page 8: ...o check system charge by subcooling method as described above If the indoor temperature is below 70 F 21 11 C or the outdoor temperature is not in the favorable range adjust charge for line set length...

Page 9: ...pressor contac tor is energized 5 If LPS or HPS has not closed after a 15 minute delay the outdoor fan is turned off If the open switch closes anytime after the 15 minute delay then resume operation w...

Page 10: ...de energized When the compressor is operating in high stage the 24v DC solenoid coil is energized The solenoid plug harness that is connected to the compressor has an internal rectifier that converts...

Page 11: ...he coil sensor the sensors are out of range If the sensors are out of range the control will flash the appropriate fault code as shown in Table 6 The thermistor comparison is not performed during low...

Page 12: ...ontactor Shorted 73 Compressor voltage sensed when no demand for compressor operation exists Contactor may be stuck closed or there is a wiring error Compressor voltage not sensed when compressor shou...

Page 13: ...STAGE TWO SPEED FURNACE AIR CONDITIONER D m F I _ F 1 D HUM See Humidifier Instructions for proper wiring A09568 2 Stage Thermostat with Single Stage Furnace and 2 Stage Air Conditioner Fig 12 VS Furn...

Page 14: ...er than 72 hours Do not install a suction line filter drier in liquid line POE oils absorb moisture rapidly Do not expose oil to atmosphere POE oils may cause damage to certain plastics and roofing ma...

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