Trane TAM7A0A24H21SC Installer'S Manual Download Page 9 | Manualshive

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18-GJ06D2-2A

9

Optional Cabinet Disassembly

Note:

If the unit must be transported in a horizontal position, it must be

laid on its back (marked “REAR” on carton).

Note:

To reassemble cabinet, follow the steps in reverse order. Ensure

electrical connections are secure and the plug clips are engaged.

1.

Remove all four front panels.

See

Blo w e r Ele ctrica l
Co n n e ctio n s

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Summary of Contents for TAM7A0A24H21SC

Page 1: ...y 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 stick...

Page 2: ...NG G L LI IV VE E E EL LE EC CT TR RI IC CA AL L C CO OM MP PO ON NE EN NT TS S F Fa ai il lu ur re e t to o f fo ol ll lo ow w t th hi is s W Wa ar rn ni in ng g c co ou ul ld d r re es su ul lt t i...

Page 3: ...g the Unit Vertical Installation 20 Setting the Unit Horizontal Installations 23 Connecting the Duct work 24 Refrigerant Line 25 Refrigerant System Layout 25 Refrigerant Line Brazing 26 Condensate Dra...

Page 4: ...fo or r i in nf fo or rm ma at ti io on n o on n r re ea ad di in ng g t th he e C Co on nt tr ro ol l B Bo oa ar rd d L LE ED Ds s A Ai ir r F Fl lo ow w T Ta ab bl le es s a an nd d T Tr ro ou ub bl...

Page 5: ...uts and other penetra tions are allowed in the blower section for installation of Side Return Kit Screws are allowed up to 3 3 4 from the top of the cabinet heater com partm ent Typical both sides Scr...

Page 6: ...screws on Heater panel 2 Pull panel straight out away from cabinet 3 Set aside 0 0 0 0 Removal of the Line Set panel is required for all refrigerant line brazing and some condensate line assembly dep...

Page 7: ...osition it must be laid on its back marked REAR on carton Note After unit is removed from the carton depress the Schrader valve if equipped to verify coil is pressurized For units with rubber plugs in...

Page 8: ...r Kit 20 x 20 x 1 10 filters B BAYFLR2220A High Velocity Filter Kit 22 x 20 x 1 10 filters C TASB175SB Plenum Stand with integrated sound baffle A A TASB215SB Plenum Stand with integrated sound baffle...

Page 9: ...a horizontal position it must be laid on its back marked REAR on carton Note To reassemble cabinet follow the steps in reverse order Ensure electrical connections are secure and the plug clips are en...

Page 10: ...side Wiring Connecti ons Blower Support Channel 4 Remove airflow diverter from the bottom of coil drain pan by gripping the plastic diverter while using your thumbs to spread the top of the diverter s...

Page 11: ...l is placed back into the cabinet 6 Slide Coil assembly out of unit using built in coil support channels and set aside Coil Support Channel 7 Use a 5 16 Allen wrench on the locking mechanism on each s...

Page 12: ...12 18 GJ06D2 2A 8 Lift the Coil section up and away from the Blower section Set aside 1 2 O Op pt ti io on na al l C Ca ab bi in ne et t D Di is sa as ss se em mb bl ly y...

Page 13: ...mbers Use a manual driver to avoid stripping screw holes Note Cross members are removed by rotating them toward the door opening and then lifting up and out of the unit 10 Continue preparation by foll...

Page 14: ...hat held the sensor wiring must be replaced Important Under no conditions should metal strapping be attached to the unit to be used as support mechanisms for carrying or suspension purposes Approved C...

Page 15: ...ight inches Unit Net Weight pounds D H W TAM7A0A24H21SC 49 9 x 17 5 x 21 8 28 1 120 TAM7A0B30H21SC 55 7 x 21 3 x 21 8 33 9 133 TAM7A0C36H31SC 56 9 x 23 5 x 21 8 35 1 143 TAM7A0C42H31SC 56 9 x 23 5 x 2...

Page 16: ...Note The air handlers are shipped from the factory suitable for four way application They are shipped in the downflow orientation Airflo w Low Voltage Connecti ons Inside Unit Control Pocket Inside Un...

Page 17: ...nections Inside Unit Control P ocket Inside Unit Horizontal L eft Configuration Horizontal Right Con figuration Airflow Control Pocket Inside Unit Low Voltage Connectio ns Inside Un it Refrigerant Con...

Page 18: ...or r u ut ti il li it ty y r ro oo om m a as s a a f fo os ss si il l f fu ue el l d de ev vi ic ce e Non Ducted Return Installations Installation in a closet an alcove or a utility room without a ret...

Page 19: ...ir handler must be made prior to or at the same time as the installation of the outdoor unit in order to allow access for refrigerant lines Consider the overall space needed when external accessories...

Page 20: ...a minimum height of 14 inches for proper unrestricted airflow below the unit Allow a minimum of 21 inches clearance in front of the air handler to permit maintenance and removal of filter Position uni...

Page 21: ...following sound insulation kits are available to lessen objectionable sound BAYINSKT175A for use with 17 5 cabinets BAYINSKT215A for use with 21 5 cabinets BAYINSKT235A for use with 23 5 cabinets A i...

Page 22: ...zero clearance from combustible materials 6 Prepare the location site as appropriate for your application and per national state and local code requirements 7 Set the unit in position Representative I...

Page 23: ...isms for carrying or suspension purposes 4 Support the unit from the bottom near both ends The service access must remain unobstructed a Approved bottom support methods are rail u channels Unistrut or...

Page 24: ...ts are available to connect the supply plenum or for mounting on the discharge opening to provide a flush fit for 1 1 2 duct board applications If front or rear return is required the air handler must...

Page 25: ...ted with 25 feet of refrigeration tubing the rated tubing diameters are located in the electronic performance data system 3 If the refrigeration lines exceed 60 feet in linear length and or if alterna...

Page 26: ...erature Sensor must be removed or a wet rag must be wrapped around the suction line between the Sensor and the braze joint to protect it from failure due to overheating 2 Remove the sealing plug from...

Page 27: ...fore brazing the suction line b Wrap the Gas Temperature Sensor GT with a wet rag c Braze the refrigerant line connections Note The suction line must be insulated prior to brazing the line set to the...

Page 28: ...close the valves on the manifold gauge set Note Charge system using Outdoor unit s Installer Guide or Service Facts Note Ensure to wipe any refrigerant oil off the panels 1 MIN 10 Replace the Line Set...

Page 29: ...ns and connect condensate piping d If the secondary condensate opening is not used plug the condensate opening with the fitting supplied in the documentation pack Use scissors to cut the air seal in h...

Page 30: ...eating where dew point temperatures may be met Optional depending on climate and application needs Provide a means of drainage to prevent winter freeze up of condensate line Optional depending on clim...

Page 31: ...mostat 24 VOLTS WIRE SIZE MAX WIRE LENGTH 18 AWG 150 FT 16 AWG 225 FT 14 AWG 300 FT Table 19 Low Voltage Hook up Instructions 1 Route control wiring to unit Remove the external sheathing of the wiring...

Page 32: ...om the control pocket Rotate the control board 180 degrees Place the control board 2 3 inches back into the control pocket Attach wiring per appropriate hook up diagram or perform service Important Af...

Page 33: ...For multiple stages of electric heat jumper W1 W2 and W3 together if control has only one stage of heat Yi and Y0 connections must be made as shown for freeze protection and internally mounted condens...

Page 34: ...electric heat jumper W1 W2 and W3 together if control has only one stage of heat Yi and Y0 connections must be made as shown for freeze protection and internally mounted condensate overflow circuits...

Page 35: ...ctric heat jumper W1 W2 and W3 together if control has only one stage of heat Yi and Y0 connections must be made as shown for freeze protection and internally mounted condensate overflow circuits to w...

Page 36: ...l has only one stage of heat Yi and Y0 connections must be made as shown for freeze protection and internally mounted condensate overflow circuits to work properly OD unit pump down may occur if these...

Page 37: ...J6 J9 D36 D35 D34 D1 D22 D29 D25 D24 D7 D4 D2 D28 C57 C54 C56 C51 C49 C48 C47 C52 C43 C42 C36 C35 C34 C31 C30 C29 C13 C7 C3 C2 C1 U1 C58 R105 C50 U2 J7 R24 R17 D6 D3 D14 D17 R NET 1 R NET 2 R73 1 J8...

Page 38: ...FM TON can be used to adjust total airflow for your application Example 4 5T x 370 CFM TON 1665 CFM Not an actual OD size Set the S1 3 dip switch for AC or HP OD TYPE S1 3 HP OFF AC ON 1 1 1 2 3 4 5 1...

Page 39: ...dip switch for the airflow mode AIRFLOW MODE S2 5 TORQUE OFF CONSTANT CFM ON 1 1 1 2 3 4 5 1 2 3 4 5 HP 2 Comp res s or 2 Stag es AC Sys tem OUTDOOR Capa city Tons OUTDOOR Torque CFM Ton Coo l Off Del...

Page 40: ...D D P G D M C LR V S S P G C 3 3 V S C L S D A G N D HUM PART NO LABEL BAR CODE S TATUS Yo Jumper 13 8V C59 R57 R58 R64 R65 R76 R78 S3 R110 R41 R68 C40 R93 R109 R12 R55 R23 R20 R49 D23 D19 D18 C46 C39...

Page 41: ...embly into the control pocket until fully seated The control plate should be flush with the outer edge of the unit 2 Replace coil panel making sure that the wires are located within the wire pass thro...

Page 42: ...be e n ne ec ce es ss sa ar ry y t to o w wo or rk k w wi it th h l li iv ve e e el le ec ct tr ri ic ca al l c co om mp po on ne en nt ts s d du ur ri in ng g i in ns st ta al ll la at ti io on n t...

Page 43: ...th the electric heater Connect L1 L2 and ground wiring to pigtail harness in Heater Compartment using wire nuts The incoming ground wiring will mate up with the green wire shown in the illustration BL...

Page 44: ...ting the air handler Note After replacing all panels loosen the Line Set Panel screws approximately 1 4 1 2 turn This will improve the seal between the Heater Panel and Line Set Panel E El le ec ct tr...

Page 45: ...9 6 14 5 7 3 24 4 EEV 3 4 3 8 TAM7A0B30H21SC 55 7 21 3 18 4 45 5 18 4 9 2 24 8 EEV 3 4 3 8 TAM7A0C36H31SC 56 9 23 5 20 5 46 7 20 5 10 3 24 2 EEV 7 8 3 8 TAM7A0C42H31SC 56 9 23 5 20 5 46 7 20 5 10 3 24...

Page 46: ...ngle Compressor 2 Stage HP TAM7A0B30H21SC 4A6H6024E G 4TWX6024E G 4A6H7024 4TWX8024 9 TAM7A0C36H31SC 4A6H6036E G 4TWX6036E G 4A6H7036 4TWX8036 10 TAM7A0C48H41SC 4A6H6048E G 4TWX6048E G 4A6H7048 4TWX80...

Page 47: ...ely in place and that all wiring has been properly dressed and secured 2 Set the system thermostat to OFF OFF DONE CANCEL 3 Turn on electrical power disconnect s to apply power to the indoor and outdo...

Page 48: ...tacts on the AFC will pass 24VAC to the YO terminal providing power to the outdoor unit control circuit 3 R G contacts close on comfort control sending 24VAC to the G terminal of the AFC 4 The AFC mic...

Page 49: ...calls for W2 and or W3 the EHC will communicate to the AFC the required airflow request and energize the additional relays N No ot te e The EHC has lead lag logic built in that energizes the electric...

Page 50: ...onfirm factory tubing has not shifted during shipment Adjust tubing if necessary so tubes do not rub against each other or any component when unit runs Ductwork is sealed and insulated All drain lines...

Page 51: ...18 GJ06D2 2A 51 N No ot te es s...

Page 52: ...cient environments Trane offers a broad portfolio of advanced controls and HVAC systems comprehensive building services and parts For more information visit www Trane com Trane has a policy of continu...

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