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Service Facts
Communicating / 24 Volt control
Variable Speed Outdoor Compatible
Convertible Air Handlers
TAM9A0A24V21DA
TAM9A0B30V31DA
TAM9A0C36V31DA
TAM9A0C42V41DA
TAM9A0C48V41DA
TAM9A0C60V51DA
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.
April 2020
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
T T A A M M 9 9 - - S S F F - - 1 1 D D - - E E N N
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 : : For use with BAYEA series heaters ONLY
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Summary of Contents for American Standard TAM9A0A24V21DA
- Page 1 Service Facts Communicating / 24 Volt control Variable Speed Outdoor Compatible Convertible Air Handlers TAM9A0A24V21DA TAM9A0B30V31DA TAM9A0C36V31DA TAM9A0C42V41DA TAM9A0C48V41DA TAM9A0C60V51DA N N o o t t e e : : “Graphics in this document are for representation only. Actual model may differ in appearance.”...
- Page 2 SAFETY SECTION AIR HANDLERS I I m m p p o o r r t t a a n n t t — This document contains a wiring W W A A R R N N I I N N G G diagram, a parts list, and service information.
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Page 3: Product Specifications
PRODUCT SPECIFICATIONS TAM9-SF-1D-EN... - Page 4 P P R R O O D D U U C C T T 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 S S TAM9-SF-1D-EN...
- Page 5 Wiring — D806028P01RevD TAM9-SF-1D-EN...
- Page 6 TAM9 Sequence of Operation Abbreviations N N o o t t e e : : Delay profiles from the thermostat may change blower motor timing and actual airflow demand. • AFC = Airflow Control • EVC = Expansion Valve Control H H e e a a t t p p u u m m p p ( ( c c o o m m p p r r e e s s s s o o r r o o n n l l y y ) ) •...
- Page 7 T T A A M M 9 9 S S e e q q u u e e n n c c e e o o f f O O p p e e r r a a t t i i o o n n 3.
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Page 8: Fault Reporting
Fault Reporting CLEAR HISTORY? ↕ <ENTER> Unit Test TAM9-SF-1D-EN... - Page 9 TAM9 Air Flow Performance Tables TAM9-SF-1D-EN...
- Page 10 T T A A M M 9 9 A A i i r r F F l l o o w w P P e e r r f f o o r r m m a a n n c c e e T T a a b b l l e e s s TAM9-SF-1D-EN...
- Page 11 T T A A M M 9 9 A A i i r r F F l l o o w w P P e e r r f f o o r r m m a a n n c c e e T T a a b b l l e e s s TAM9-SF-1D-EN...
- Page 12 T T A A M M 9 9 A A i i r r F F l l o o w w P P e e r r f f o o r r m m a a n n c c e e T T a a b b l l e e s s TAM9-SF-1D-EN...
- Page 13 T T A A M M 9 9 A A i i r r F F l l o o w w P P e e r r f f o o r r m m a a n n c c e e T T a a b b l l e e s s TAM9-SF-1D-EN...
- Page 14 T T A A M M 9 9 A A i i r r F F l l o o w w P P e e r r f f o o r r m m a a n n c c e e T T a a b b l l e e s s TAM9-SF-1D-EN...
- Page 15 HEATER ATTRIBUTE DATA N N o o t t e e : : Heater size must be set in Configuration Menu. TAM9-SF-1D-EN...
- Page 16 H H E E A A T T E E R R A A T T T T R R I I B B U U T T E E D D A A T T A A TAM9-SF-1D-EN...
- Page 17 H H E E A A T T E E R R A A T T T T R R I I B B U U T T E E D D A A T T A A N N o o t t e e : : See Product Data or Air Handler nameplate for N N o o t t e e : : Heater model numbers may have additional approved combinations of Air Handlers and suffix digits.
- Page 18 SUBCOOLING ADJUSTMENT DISTANCE FROM BELLY BAND TO SHAFT FACE OF MOTOR FOR MINIMUM VIBRATION BLOWER HOUSING BELLY BAND MOTOR WHEEL “A” is determined per chart Wheel is centered in Blower Housing TAM9-SF-1D-EN...
- Page 19 Air Handler Control Panel - LEDs SELECT Button Airflow Control (AFC) LIST Button 7 Segment Display Low Voltage thermostat harness J8 - 24 VAC Input External Switch Humidifier J10 - EHC/HHC BM LED STATUS COMM LED J7 - Motor J9 - Display Assembly Unit Test STATUS UNIT...
- Page 20 TAM9 LED Codes BM LED STATUS COMM LED TAM9-SF-1D-EN...
- Page 21 T T A A M M 9 9 L L E E D D C C o o d d e e s s STATUS UNIT FAULT TAM9-SF-1D-EN...
- Page 22 TAM9 7–Segment Display Fault Codes SELECT Button LIST Button 7 Segment Display TAM9-SF-1D-EN...
- Page 23 TAM9 ALERT CODE ADDENDUM TAM9-SF-1D-EN...
- Page 24 T T A A M M 9 9 A A L L E E R R T T C C O O D D E E A A D D D D E E N N D D U U M M Notes: TAM9-SF-1D-EN...
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Page 25: Sensor Locations
Sensor Locations Evaporator Temperature Sensor (ET) - located on 3/8” Aluminum distributor tube (orange wires) Gas Temperature Sensor (GT) - located on copper section of manifold (black wires) EEV Stepper Motor TAM9-SF-1D-EN... - Page 26 Stepper Motor Tables —For use with Low and High Superheat Troubleshooting FIG 2 FIG 1 ORANGE YELLOW YELLOW WHITE ORANGE BLUE BLACK GRAY (common) BROWN (common) (common) TAM9-SF-1D-EN...
- Page 27 EEV TEST OPTIONS E E l l e e c c t t r r o o n n i i c c E E x x p p a a n n s s i i o o n n V V a a l l v v e e T T e e s s t t O O p p t t i i o o n n 1 1 O O p p e e n n V V a a l l v v e e T T e e s s t t - - Touch OPEN pin to TEST pin.
- Page 28 EVC THERMAL RESISTANCE AND VOLTAGE TABLE MOV1 +12V +12V EVAP TEMP test point GAS TEMP test point FLOW FLOW EVAP EVAP TEMP TEMP ET Sensor GT S ensor TEMP TEMP See Table Above Test Pin-Pin TAM9-SF-1D-EN...
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Page 29: Display Assembly
Display Assembly / Human Interface Display Assembly Viewing Window Push up & down to scroll through setup menu Push center button Push left & right to scroll to make selection through menu options D D i i s s p p l l a a y y A A s s s s e e m m b b l l y y G G e e n n e e r r a a l l N N o o t t e e s s To Exit the technician menu section, press the Up/Down menu keys simultaneously for 10 •... - Page 30 TAM9 — Technician Menu and Configuration tree Table 1. CDA Home Screen Home Screen Auto scroll SYSTEM STATUS UNIT DATA ↕ UNIT CONTROLS ↕ XXXXXXXXXXXXXX ↔ ↔ ↔ ALERT 1 <Cntrl> UNIT MODEL # ↕ AFC SW BUILD ↕ AFC SW VERSION <Alert short text>...
- Page 31 T T A A M M 9 9 — — T T e e c c h h n n i i c c i i a a n n M M e e n n u u a a n n d d C C o o n n f f i i g g u u r r a a t t i i o o n n t t r r e e e e Table 2.
- Page 32 T T A A M M 9 9 — — T T e e c c h h n n i i c c i i a a n n M M e e n n u u a a n n d d C C o o n n f f i i g g u u r r a a t t i i o o n n t t r r e e e e Table 3.
- Page 33 T T A A M M 9 9 — — T T e e c c h h n n i i c c i i a a n n M M e e n n u u a a n n d d C C o o n n f f i i g g u u r r a a t t i i o o n n t t r r e e e e Table 4.
- Page 34 T T A A M M 9 9 — — T T e e c c h h n n i i c c i i a a n n M M e e n n u u a a n n d d C C o o n n f f i i g g u u r r a a t t i i o o n n t t r r e e e e Table 5.
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Page 35: Troubleshooting
Troubleshooting TAM9-SF-1D-EN... - Page 36 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g HIGH SUPERHEAT Superheat above 30F at OD unit Start Here Verify that OD Verify line set is Is subcooling at...
- Page 37 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g Troubleshooting Low Superheat Perform these steps if Superheat is less than 3°F Perform Sensor STEP 1 Check as per Service...
- Page 38 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g Troubleshooting Low Superheat - page 2 STEP 4 Replace stepper System has Correct stepper motor and retest for...
- Page 39 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g Troubleshooting Low Superheat - page 3 STEP 8 Suction pressure Perform Close ValveTest drops...
- Page 40 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 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.
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Questions and answers
Where is the air filter located?
The air filter in the American Standard TAM9A0A24V21DA is located in the air handler cabinet.
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