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Installation, Operation, and Maintenance
Single Packaged Heat Pump
Entry, Convertible, 2-5 Ton, R-454B
A5PH3024A1000A
A5PH3030A1000A
A5PH3036A1000A
A5PH3042A1000A
A5PH3048A1000A
A5PH3060A1000A
Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning
equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person
could result in death or serious injury. When working on the equipment, observe all precautions in the literature and on the tags, stickers, and labels that
are attached to the equipment.
November 2024
N N o o t t e e : : "Graphics in this document are for representation only. Actual
model may differ in appearance."
N N o o t t e e : : "Unit specific Service Facts available online."
S S A A F F E E T T Y Y W W A A R R N N I I N N G G
8 8 8 8 - - A A 5 5 P P H H 3 3 0 0 0 0 1 1 - - 1 1 A A - - E E N N
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Summary of Contents for Trane A5PH3024A1000A
- Page 1 Installation, Operation, and Maintenance Single Packaged Heat Pump Entry, Convertible, 2-5 Ton, R-454B A5PH3024A1000A A5PH3030A1000A A5PH3036A1000A A5PH3042A1000A A5PH3048A1000A A5PH3060A1000A N N o o t t e e : : “Graphics in this document are for representation only. Actual model may differ in appearance.”...
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Page 2: Safety Section
SAFETY SECTION I I m m p p o o r r t t a a n n t t : : This document contains a wiring diagram, W W A A R R N N I I N N G G a parts list, and service information. - Page 3 S S A A F F E E T T Y Y S S E E C C T T I I O O N N W W A A R R N N I I N N G G W W A A R R N N I I N N G G R R I I S S K K O O F F F F I I R R E E ! ! W W A A R R N N I I N N G G ! !
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Page 4: Table Of Contents
Table of Contents Information on Servicing ....5 Rooftop Installation — No Curb/ Frame ........17 Prior to Beginning Work . -
Page 5: Information On Servicing
Information on Servicing All replacement parts shall be in accordance with the – Refrigerating pipe or components are installed manufacturer's specifications. in a position where they are unlikely to be exposed to any substance which may corrode refrigerant containing components, unless the Prior to Beginning Work components are constructed of materials which are inherently resistant to being corroded or are... -
Page 6: Removal And Evacuation
I I n n f f o o r r m m a a t t i i o o n n o o n n S S e e r r v v i i c c i i n n g g be calibrated in a refrigerant-free area.) Ensure that with oxygen-free nitrogen to render the appliance safe the detector is not a potential source of ignition and... -
Page 7: Recovery
I I n n f f o o r r m m a a t t i i o o n n o o n n S S e e r r v v i i c c i i n n g g Recovery electrical power is available before the task is commenced. -
Page 8: Introduction, Unit Inspection And Specification
Introduction, Unit Inspection and Specification Introduction 2. Check the unit’s nameplate to determine if the unit is correct for the intended application. The power Read this manual carefully before attempting to install, supply must be adequate for both the unit and all operate, or perform maintenance on this unit. -
Page 9: Product Specification
I I n n t t r r o o d d u u c c t t i i o o n n , , U U n n i i t t I I n n s s p p e e c c t t i i o o n n a a n n d d S S p p e e c c i i f f i i c c a a t t i i o o n n Product Specification MODEL A5PH3024... -
Page 10: Charging In Cooling Above 55°F Od
I I n n t t r r o o d d u u c c t t i i o o n n , , U U n n i i t t I I n n s s p p e e c c t t i i o o n n a a n n d d S S p p e e c c i i f f i i c c a a t t i i o o n n Charging in Cooling above pressure under the subcool value column, Add refrigerant to raise the pressure to match the table,... -
Page 11: Determine Unit Clearances
Determine Unit Clearances Figure 1. Space on Sides Requirements Important: Install appropriate appearance label. Important Install appropriate appearance label. 2 - 3 TON Units 3.5 - 5 TON Units RECOMMENDED SERVICE CLEARANCE mm [Inches] W/ ECONOMIZER W/ ECONOMIZER BACK SIDE 305 [12] 762 [30] 305 [12] 762 [30]... - Page 12 D D e e t t e e r r m m i i n n e e U U n n i i t t C C l l e e a a r r a a n n c c e e s s Figure 2.
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Page 13: Information
Review Location and Recommendation Information N N o o t t e e : : There is no declared maximum altitude for 3. The field assembled Roof Mounting Curb operating the appliance. (BAYCURB050 or BAYCURB051) or a field fabricated curb should be in place before the unit is H H o o r r i i z z o o n n t t a a l l A A i i r r f f l l o o w w U U n n i i t t s s hoisted to the roof top. -
Page 14: Refrigerant Leak Detection System
Refrigerant Leak Detection System For all tables contained in this section of the manual, • Turning on the blower of the indoor unit to dilute the refrigerant charge is the total system charge which leaked refrigerant; is marked on the unit nameplate. •... -
Page 15: Unit Installation
Unit Installation N N o o t t e e : : The factory ships this unit for horizontal insulation and weatherproof. There must be a installation. weatherproof seal where the duct enters the structure. Ground Level Installation 5. Do not expose the unit to direct roof water runoff. 6. -
Page 16: Lifting And Rigging
U U n n i i t t I I n n s s t t a a l l l l a a t t i i o o n n Table 3. Converting Horizontal to Down Airflow Figure 4. Converting Horizontal to Down Airflow Lifting and Rigging unit to determine the exact unit balance and stability before hoisting it to the installation... -
Page 17: Rooftop Installation - Frame Mounting
U U n n i i t t I I n n s s t t a a l l l l a a t t i i o o n n Table 4. Vibration Isolators/Snow Feet Locations Note: The installation instructions indicate typical installation only, but actual installation may differ. Note: These views represent the base as viewed looking up from underneath the unit. - Page 18 U U n n i i t t I I n n s s t t a a l l l l a a t t i i o o n n where the duct enters the structure. 11. Access and service clearances for the unit must be given careful consideration when locating the duct 9.
- Page 19 U U n n i i t t I I n n s s t t a a l l l l a a t t i i o o n n Table 7. Typical Rooftop Horizontal Airflow Application with Frame Supply Air Return Air Roof Flashing...
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Page 20: Ductwork Installation
U U n n i i t t I I n n s s t t a a l l l l a a t t i i o o n n Ductwork Installation connection m m u u s s t t be indoors and made out of heavy canvas. -
Page 21: Electrical Wiring
U U n n i i t t I I n n s s t t a a l l l l a a t t i i o o n n Table 9. Filter Sizes (field supplied filter rack) (2) pole contactor and three phase units use three (3) pole contactor. - Page 22 U U n n i i t t I I n n s s t t a a l l l l a a t t i i o o n n Table 13. Field Wiring Diagram Notes: PAC K AG ED H EAT PU M P U N I T UNIT HEATER AREA UNIT CONTROL BOX Fused disconnect size, power wiring...
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Page 23: Unit Startup
Unit Startup Pre-Start Quick Checklist O O p p e e r r a a t t i i n n g g P P r r e e s s s s u u r r e e C C h h e e c c k k s s After the unit has operated in the cooling mode for a ☐... -
Page 24: Sequence Of Operation
U U n n i i t t S S t t a a r r t t u u p p Sequence of Operation terminal on the indoor thermostat energizing the indoor fan motor. G G e e n n e e r r a a l l Operation of the system heating and cooling cycles is S S u u p p p p l l e e m m e e n n t t a a r r y y H H e e a a t t automatic when the system is in the HEAT or COOL... -
Page 25: Final Installation Checklist
U U n n i i t t S S t t a a r r t t u u p p Final Installation Checklist Figure 8. MCB I I m m p p o o r r t t a a n n t t : : Perform a final unit inspection to be sure that factory tubing has not shifted during shipment. -
Page 26: Maintenance
U U n n i i t t S S t t a a r r t t u u p p Maintenance • Visually inspect the unit to ensure that the airflow required for combustion and condenser coil is not Owner Maintenance obstructed from the unit. - Page 27 U U n n i i t t S S t t a a r r t t u u p p Table 16. Defrost Control Thermistor Table THERMISTOR RESISTANCE Vo (Volts) TEMP °F TEMP °C (OHMS) -15.00 -26.11 135976 2.50 -10.00 -23.33...
- Page 28 U U n n i i t t S S t t a a r r t t u u p p Table 17. Demand Defrost Quick Specifications (continued) COMPRESSOR SCROLL SCROLL MIN DEFROST TIME (MINUTES) TARGET DEFROST TIME (MINUTES) MAX TIME OVERRIDE (MINUTES) DEFROST TERMINATE COIL TEMPERATURE (Factory Setting) 47°...
- Page 29 U U n n i i t t S S t t a a r r t t u u p p be less than Ambient Sensor after 15 minutes of run 4th - 8th 18 hour soft lock-out period 5 and 6 flash Trip time.
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Page 30: Pressure Curves
Pressure Curves Figure 9. Pressure Curves for A5PH3024 Heating Cooling 750 CFM 750 CFM INDOOR ENTERING INDOOR ENTERING DRY BULB CURVES WET BULB CURVES TOP TO BOTTOM TOP TO BOTTOM 80, 70, AND 60 DEG F. 71, 67, 63 AND 59 DEG F. OUTDOOR TEMPERATURE (Degree F) INDOOR ENTERING INDOOR ENTERING... - Page 31 P P r r e e s s s s u u r r e e C C u u r r v v e e s s Figure 10. Pressure Curves for A5PH3030 Heating Cooling 1000 CFM 1000 CFM INDOOR ENTERING INDOOR ENTERING DRY BULB CURVES...
- Page 32 P P r r e e s s s s u u r r e e C C u u r r v v e e s s Figure 11. Pressure Curves for A5PH3036 Heating Cooling 1150 CFM 1150 CFM INDOOR ENTERING INDOOR ENTERING DRY BULB CURVES...
- Page 33 P P r r e e s s s s u u r r e e C C u u r r v v e e s s Figure 12. Pressure Curves for A5PH3042 Heating Cooling 1450 CFM 1450 CFM INDOOR ENTERING INDOOR ENTERING DRY BULB CURVES...
- Page 34 P P r r e e s s s s u u r r e e C C u u r r v v e e s s Figure 13. Pressure Curves for A5PH3048 Heating Cooling 1650 CFM 1650 CFM INDOOR ENTERING INDOOR ENTERING DRY BULB CURVES...
- Page 35 P P r r e e s s s s u u r r e e C C u u r r v v e e s s Figure 14. Pressure Curves for A5PH3060 Heating Cooling 1950 CFM 1950 CFM INDOOR ENTERING INDOOR ENTERING DRY BULB CURVES...
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Page 36: Indoor Fan Performance (230V)
Indoor Fan Performance (230v) EXTERNAL STATIC PRESSURE (IN.WG) Horizontal Airflow [Down Airflow] A5PH3024A1 Motor Speed Watts [63] [71] [77] [890] [811] [747] Watts [84] [91] [98] MED-LOW [877] [810] [749] Watts [127] [135] [143] MED-HIGH [877] [812] [741] Watts [195] [204] [214] HIGH... - Page 37 I I n n d d o o o o r r F F a a n n P P e e r r f f o o r r m m a a n n c c e e ( ( 2 2 3 3 0 0 v v ) ) EXTERNAL STATIC PRESSURE (IN.WG) Horizontal Airflow [Down Airflow] A5PH3042A1 Motor Speed...
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Page 38: Refrigerant Circuit
Refrigerant Circuit COOLING SWITCHOVER EXPANSION VALVE VALVE BULB EXPANSION VALVE BULB OUTDOOR INDOOR COIL COIL SCHRADER VALVE LO LPCO COIL EQUALIZER COMPRESSOR LINE SCHRADER VALVE HI DISTRIBUTOR HPCO EQUALIZER LINE SCHRADER VALVE LIQUID INTERNALLY CHECKED EXPANSION VALVE INTERNALLY CHECKED EXPANSION VALVE LIQUID BI-FLOW LINE... -
Page 39: Troubleshooting Chart
Troubleshooting Chart P P - - P P R R I I M M A A R R Y Y C C A A U U S S E E S S / / S S - - S S E E C C O O N N D D A A R R Y Y C C A A U U S S E E S S SYSTEM FAULTS REFRIGERANT CIRCUIT Liquid Pressure too High... -
Page 40: Important Product Information
Service Phone ___________________________________________________________________ About Trane and American Standard Heating and Air Conditioning Trane and American Standard create comfortable, energy efficient indoor environments for residential applications. For more information, please visit www.trane.com or www.americanstandardair.com. The AHRI Certified mark indicates company participation in the AHRI Certification program. For verification of individual certified products, go to ahridirectory.org.
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