Trane A4HP4017A1000B Installer'S Manual Download Page 1 | Manualshive

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Installer’s Guide

May 2022

88-A4HP4001-1E-EN

SAFETY WARNING

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 pre-
cautions in the literature and on the tags, stickers, and labels that are attached to the equipment.

Models

A4HP4018D1000A

A4HP4017A1000B

A4HP4024D1000A

A4HP4018A1000B

A4HP4030D1000A

A4HP4023A1000B

A4HP4036D1000A

A4HP4024A1000B

A4HP4042D1000A

A4HP4030A1000B

A4HP4048D1000A

A4HP4036A1000B

A4HP4060D1000A

A4HP4042A1000B
A4HP4048A1000B
A4HP4060A1000B

Note:

“Graphics in this document are for representation only.

Actual model may differ in appearance.”

Heat Pumps

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Summary of Contents for A4HP4017A1000B

Page 1: ...fied person could result in death or serious injury When working on the equipment observe all pre cautions in the literature and on the tags stickers and labels that are attached to the equipment Models A4HP4018D1000A A4HP4017A1000B A4HP4024D1000A A4HP4018A1000B A4HP4030D1000A A4HP4023A1000B A4HP4036D1000A A4HP4024A1000B A4HP4042D1000A A4HP4030A1000B A4HP4048D1000A A4HP4036A1000B A4HP4060D1000A A4...

Page 2: ...ed Failure to use proper service tools may result in equipment damage or personal injury SERVICE USE ONLY R 410A REFRIGERANT AND AP PROVED POE COMPRESSOR OIL WARNING WARNING LIVE ELECTRICAL COMPONENTS During installation testing servicing and trouble shooting of this product it may be necessary to work with live electrical components Failure to follow all electrical safety precautions when exposed...

Page 3: ...ection 6 Refrigerant Line Routing 9 Section 7 Refrigerant Line Brazing 10 Section 8 Refrigerant Line Leak Check 12 Section 9 Evacuation 13 Section 10 Service Valves 13 Section 11 Electrical Low Voltage 14 Section 12 Electrical High Voltage 17 Section 13 Start Up 18 Section 14 System Charge Adjustment Systems can be rated with TXV EEV or Piston 19 Section 15 Checkout Procedures and Troubleshooting ...

Page 4: ...4 3 x 34 3 197 A4HP4048A 32 6 x 34 3 x 34 3 210 A4HP4060A 44 6 x 34 3 x 34 3 252 Weight values are estimated uncrated Liquid Line Connection Access valve for compressor suction pressure measurement Suction Line Connection 2 2 Service Valves Locations 1 The locations of the below listed valves in the unit are shown in the figure a Liquid line connection b Access valve for compressor suction pressur...

Page 5: ...th of refrigerant lines from outdoor to indoor unit should NOT exceed 150 feet including lift 2 The maximum vertical change should not exceed 50 feet 3 Service valve connection diameters are shown in Table 5 1 Note For other line lengths Refer to Refriger ant Piping Application Guide SS APG006 EN or Refrigerant Piping Software Program 32 3312 03 or latest revision ...

Page 6: ...in areas where snow accumulation and prolonged below freezing temperatures occur Units should be elevated 3 12 inches above the pad or roof top depending on local weather This additional height will allow drainage of snow and ice melted during defrost cycle prior to its refreezing Ensure that drain holes in unit base pan are not obstructed preventing draining of defrost water If possible avoid loc...

Page 7: ... Setting the Unit 4 1 Pad Installation When installing the unit on a support pad such as a concrete slab consider the following The pad should be at least 1 larger than the unit on all sides The pad must be separate from any structure The pad must be level The pad should be high enough above grade to allow for drainage The pad location must comply with National State and Local codes ...

Page 8: ...charged with the system charge required for the outdoor condensing unit ten 10 feet of tested connecting line and the smallest rated indoor evaporative coil match Always verify proper system charge via subcooling TXV EEV or superheat fixed orifice per the unit nameplate A4HP4017A 3 4 3 8 3 4 3 8 A4HP4018A 3 4 3 8 3 4 3 8 A4HP4023A 3 4 3 8 3 4 3 8 A4HP4024A 3 4 3 8 3 4 3 8 A4HP4030A 3 4 3 8 3 4 3 8...

Page 9: ... from the refrigerant lines For Example When the refrigerant lines have to be fastened to floor joists or other framing in a structure use isolation type hangers Isolation hangers should also be used when refrigerant lines are run in stud spaces or enclosed ceilings Where the refrigerant lines run through a wall or sill they should be insulated and isolated Isolate the lines from all ductwork Mini...

Page 10: ...ire or other appropriate method every 8 ft 8 Feet Maximum Isolation Through Wall DO NOT hang line sets from ductwork Sealant Insulation Vapor Line Wall Ductwork Isolator Line Set Section 7 Refrigerant Line Brazing 7 1 Braze The Refrigerant Lines STEP 1 Remove caps or plugs Use a debur ing tool to debur the pipe ends Clean both internal and external surfaces of the tubing using an emery cloth ...

Page 11: ...o the service valves Continue the dry nitrogen purge Do not remove the wet rag until all brazing is completed Important Remove the wet rag before stopping the dry nitrogen purge Note Install drier in Liquid Line NOTE NOTE Precautions should be taken to avoid Precautions should be taken to avoid heat damage to basepan during brazing It is heat damage to basepan during brazing It is recommended to k...

Page 12: ...EP 2 Check for leaks by using a soapy solu tion or bubbles at each brazed location Remove nitrogren pressure and repair any leaks before continuing Section 8 Refrigerant Line Leak Check 8 1 Check For Leaks STEP 1 Pressurize the refrigerant lines and evaporator coil to 150 PSIG using dry nitrogen 150 PSIG ...

Page 13: ...plete blank off the vacuum pump and micron gauge and close the valves on the manifold gauge set 1 MIN Section 10 Service Valves 10 1 Open the Gas Service Valve 0350 Microns ON OFF CAP 1 4 TURN ONLY COUNTERCLOCKWISE FOR FULL OPEN POSITION VALVE STEM GAS LINE CONNECTION UNIT SIDE OF VALVE PRESSURE TAP PORT Important Leak check and evacuation must be completed before opening the service valves NOTE D...

Page 14: ...alve System Service Port 3 16 Hex Wrench Unit Side of Service Valve Extreme caution should be exercised when opening the Liquid Line Service Valve Turn counterclockwise until the valve stem just touches the rolled edge No torque is required Failure to follow this warning will result in abrupt release of system charge and may result in personal injury and or property damage WARNING Section 11 Elect...

Page 15: ...urnace Furnace Outdoor Unit R G B W1 W2 B Y R G B C W1 W2 24 VAC HOT FAN 24 VAC Common COOL HEATING Y Y1 Y Y YLO Thermostat Outdoor Unit R G B W1 W2 B R G B C Y1 W1 W2 24 VAC HOT FAN 24 VAC Common COOL HEATING O BK BK R G B W1 W2 R B O Y X2 R G B C O Y W HEAT PUMP SYSTEMS Blue 24 VAC HOT FAN 24 VAC Common SOV COOL HEAT 1st STAGE HEATING 2nd STAGE EMERGENCY HEAT Thermostat Air Handler Outdoor Unit ...

Page 16: ...operation 2 FRC_DFT Forced Defrost Short TEST_ COMMON to this pin for two 2 seconds to initiate a forced defrost Remove the short after defrost initiates Defrost Control Checkout Normal operation requires Status LED on board flashing 1 time second in standby or 2 times second with a call for heating or cooling 24V AC between R B 24V AC between Y Y0 B with unit operating Defrost initiation when FRC...

Page 17: ...High Voltage Ground Ground the outdoor unit per national state and local code requirements LIVE ELECTRICAL COMPONENTS During installation testing servicing and troubleshooting of this product it may be nec essary to work with live electrical components Failure to follow all electrical safety precau tions when exposed to live electrical compo nents could result in death or serious injury WARNING In...

Page 18: ...ct s to apply power to the indoor and outdoor units STEP 5 Set system thermostat to ON OFF DONE CANCEL ON OFF STEP 4 Wait one 1 hour before starting the unit if compressor crankcase heater acces sory is used and the Outdoor Ambient is below 70ºF 60 MIN STEP 1 Ensure Sections 7 through 12 have been completed ON DONE CANCEL ...

Page 19: ... lift measurements from Section 5 3 Total Line Length __________ Ft Vertical Change Lift __________ Ft Note Use this method when matched with a TXV or EEV indoor unit Section 14 System Charge Adjustment Systems can be rated with TXV EEV or Piston 14 1 Temperature Measurements 14 2 Subcooling Charging in Cooling Above 55º F Outdoor Temp LIFT Indoor Temp 80º F 70º F Outdoor Temp 1 55º F 120º F Outdo...

Page 20: ...ND RISE Add 2 REFRIGERANT LINE LIFT FT 50 1 40 30 25 Use Design Subcooling 15 1 10 0 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Add 1 REFRIGERANT LINE LIFT FT SUBCOOL CHARGING CHART CORRECTIONS TABLE FOR LINE LENGTH AND RISE TOTAL REFRIGERANT LINE LENGTH FT includes lift Add 2 Add 1 50 40 30 25 Use Design Subcooling 15 10 0 20 30 40 50 60 70 80 90 100 110 120 130 140 150 Add 1 Add 1 Add 1 Add...

Page 21: ...age Pressure should be ap proximately 327 PSIG This is the shown as the intersection of the Final Subcooling column and the Liquid Temperature row Table 14 2 8 9 10 11 12 13 14 179 182 185 188 191 195 198 195 198 201 204 208 211 215 211 215 218 222 225 229 232 229 232 236 240 243 247 251 247 251 255 259 263 267 271 267 271 275 279 283 287 291 287 291 296 300 304 309 313 309 313 318 322 327 331 336...

Page 22: ...egree F SUCTION PRESSURE PSIG OUTDOOR TEMPERATURE Degree F COOLING PERFORMANCE CAN BE CHECKED WHEN THE OUTDOOR TEMP IS ABOVE 65 DEG F TO CHECK COOLING PERFORMANCE SELECT THE PROPER INDOOR CFM ALLOW PRESSURES TO STABILIZE MEASURE INDOOR WET BULB TEMPERATURE OUTDOOR TEMPERATURE DISCHARGE AND SUCTION PRESSURES ON THE PLOTS LOCATE OUTDOOR TEMPERATURE 1 LOCATE INDOOR WET BULB 2 FIND INTERSECTION OF OD ...

Page 23: ... 25 27 28 30 31 95 4 6 8 10 13 14 16 18 20 22 23 25 26 28 29 100 6 8 10 12 13 16 18 20 21 23 25 27 29 105 4 6 7 9 11 13 15 18 20 22 24 26 28 110 4 7 9 11 13 16 18 21 23 26 28 115 6 9 12 14 16 19 21 24 26 Using a digital psychrometer measure the return air wet bulb temperature at the unit just before the coil Also measure the outdoor dry bulb tem perature Use these temperatures to locate the target...

Page 24: ...________ º F Liquid Gage Pressure __________ PSIG Suction Gage Pressure __________ PSIG Calculating Charge Using the Weigh In Method STEP 1 Measure in feet the distance between the outdoor unit and the indoor unit Include the entire length of the line from the service valve to the IDU Subtract 10 ft from this entire length and record on line 1 STEP 2 Enter the charge multiplier 0 6 oz ft Each line...

Page 25: ...t obtained with the namplate charge plus additional charge previously added STEP 5 Return to site for adjustment Important Return in the spring or summer to accurately charge the system in the cooling mode with outdoor ambient above 55º F 20 MIN STEP 2 Stabilize the system by operating for a minimum of 20 minutes At startup or whenever charge is removed or added the system must be operated for a m...

Page 26: ... against the following list Final phases of this installation are the unit Operational and Checkout Procedures To obtain proper performance all units must be operated and charge adjustments made Important Perform a final unit inspection to be sure that factory tubing has not shifted during shipment Adjust tubing if necessary so tubes do not rub against each other when the unit runs Also be sure th...

Page 27: ...T A C T O R C O I L L O W V O L T A G E F U S E S T U C K C O M P R E S S O R I N E F F I C I E N T C O M P R E F U N D E R C H A R G E R E F O V E R C H A R G E E X C E S S I V E E V A P L O A D N O N C O N D E N S A B L E S R E S O D A I R F L O W O D A I R R E C I R C U L A T I O N T X V E E V S T U C K O P E N S U P E R H E A T R E S I D A I R F L O W R E F C I R R E S T R I C T I O N S S O V ...

Page 28: ... com The AHRI Certified mark indicates company participation in the AHRI Certification program For verification of individual certified products go to ahridirectory org The manufacturer has a policy of continuous data improvement and it reserves the right to change design and specifications without notice We are committed to using environmentally conscious print practices 2022 88 A4HP4001 1E EN 20...

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