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Service Facts
TECH GUIDE
Air Handler - Convertible
Model: *AM7A0C60H51SA
AM7A0***H*1SA
IMPORTANT --- This document contains a wiring diagram and ser-
vice information. This is customer property and is to remain with
this unit. Please return to service information pack upon completion
of work.
For use with BAYEV series heaters ONLY
WARNING:
PRODUCT SPECIFICATIONS
MODEL
RATED VOLTS/PH/HZ.
RATINGS 1
INDOOR COIL — Type
Rows — F.P.I.
Face Area (sq. ft.)
Tube Size (in.)
Refrigerant Control
Drain Conn. Size (in.) 2
DUCT CONNECTIONS
INDOOR FAN — Type
Diameter-Width (In.)
No. Used
Drive - No. Speeds
CFM vs. in. w.g.
No. Motors — H.P.
Motor Speed RPM
Volts/Ph/Hz
F.L. Amps
FILTER
Filter Furnished?
Type Recommended
No.-Size-Thickness
REFRIGERANT
Ref. Line Connections
Coupling or Conn. Size — in. Gas
Coupling or Conn. Size — in. Liq.
DIMENSIONS
Crated (In.)
Uncrated
WEIGHT
Shipping (Lbs.) / Net (Lbs.)
* May be "A" or "T"
1 These Air Handlers are AHRI. certified with various Split System Air Conditioners
and Heat Pumps (AHRI STANDARD 210/240). Refer to the Split System Outdoor
Unit Product Data Guides for performance data.
2 3/4" Male Plastic Pipe (Ref.: ASTM 1785-76)
NOTICE: Since the manufacturer has a policy of continuous product and product data improvement, it reserves the right to change design and specifications without notice.
© 2011 Trane
HAZARDOUS VOLTAGE - DISCONNECT POWER BEFORE SERVICING
*AM7A0C60H51SA
200-230/1/60
See O.D. Specifications
Plate Fin
4 - 14
5.96
3/8
EEV
3/4 NPT
See Outline Drawing
Centrifugal
11 X 10
1
Direct - Variable
See Fan Performance Table
1 - 1
Variable ECM
208-230/1/60
5.5
No
Throwaway
1 - 22 X 20 - 1 in.
R-410A
Brazed
7/8
3/8
H x D x W
62.75 x 23.5 x 25.25
61.7 x 21.8 x 23.5
175/163
* This guide is a compilation of
Installation Manual and Service
Facts already shipped with the
equipment.
!
SAFETY HAZARD!
This information is intended for use
by individuals possessing adequate backgrounds of electrical and
mechanical experience. Any attempt to repair a central air condition-
ing product may result in personal injury and/or property damage.
The manufacture or seller cannot be responsible for the interpreta-
tion of this information, nor can it assume any liability in connection
with its use.
!
LIVE ELECTRICAL COMPONENTS!
lation, testing, servicing, and troubleshooting of this product, it may
be necessary to work with live electrical components. Failure to fol-
low all electrical safety precautions when exposed to live electrical
components could result in death or serious injury.
!
PRESSURIZED REFRIGERANT!
OIL AND REFRIGERANT UNDER HIGH PRESSURE. RECOVER
REFRIGERANT TO RELIEVE PRESSURE BEFORE OPENING THE
SYSTEM.
DO NOT USE NON-APPROVED REFRIGERANTS OR REFRIGERANT
SUBSTITUTES OR REFRIGERANT ADDITIVES.
Note: This unit is certified to UL 1995.
The interior cabinet wall meets the following:
- UL94-5VA Flame Class Listed
- UL723 Steiner Tunnel Listed for 25/50 Flame/
Smoke
- UL746C Listed for Exposure to Ultraviolet Light,
Water Exposure and Immersion
WARNING
WARNING
During instal-
WARNING
SYSTEM CONTAINS

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Summary of Contents for Trane AM7A0 H Series

  • Page 1 - UL746C Listed for Exposure to Ultraviolet Light, Water Exposure and Immersion NOTICE: Since the manufacturer has a policy of continuous product and product data improvement, it reserves the right to change design and specifications without notice. © 2011 Trane...
  • Page 2 AM7A0C60H51-SF-1B...
  • Page 3 SEQUENCE OF OPERATION FOR *AM7A0C60H51SA AM7 Sequence of Operation Normally closed contacts on the AFC will pass 24VAC to the YO terminal providing power to the outdoor unit 1st Abbreviations stage control circuit. • AFC = Airflow Control R-G contacts close on comfort control sending 24VAC to •...
  • Page 4: Electric Heat

    cooling cfm. (1st stage cooling cfm is a multiplier of 2nd used for 1st stage and sends a message to the AFC for stage cfm) that correct cfm. (The EHC determines the amount of heat per stage by either factory programming or by the 5.
  • Page 5: Fault Reporting

    Unit Test Button Unit Test Mode will exit if any demand is given to the unit. To enter Unit Test Mode: TRANE U.S. INC. PART NO. LABEL 1. Set System Switch on comfort control to Off 2. Cycle power to the unit, wait 5 seconds...
  • Page 6: Control Layout

    Control Layout TRANE U.S. INC. S1 Dip Switch S2 Dip Switch BAR CODE Airflow Control (AFC) OUTDOOR TRANE U.S. INC. PART NO. LABEL Wire Ties Capacity (Tons) AC (System) 2 (Stages) 2 (Compressor) INDOOR R NET 1 BAR CODE CFM/Ton...
  • Page 7 Dip Switch S1 • Set the S1-1 and S1-2 dip switches for the OD multiplier (tonnage) per the chart. OUTDOOR OUTDOOR NOTE: All dip switches are factory set to “OFF”. Capacity (Tons) INDOOR MODEL S1‐1 S1‐2 OD MULTIPLIER AC (System) 2 (Stages) 2 (Compressor) *AM7A0A24H21SA INDOOR...
  • Page 8 OUTDOOR OUTDOOR Capacity (Tons) AC (System) 2 (Stages) 2 (Compressor) INDOOR R NET 1 R NET 2 CFM/Ton Cool Off Delay Torque +12V Airflow Control (AFC) Dip Switch S2 COOLING  HEATING  • Set the S2-1 and S2-2 dip switches for the CFM/TON CFM/TON INDOOR MODEL...
  • Page 9 • Set the S2-3 and S2-4 dip switches for the Cool OUTDOOR OUTDOOR Off Delay. Capacity (Tons) AC (System) 2 (Stages) COOL OFF DELAY S2‐3 S2‐4 2 (Compressor) 1.5m @ 100% INDOOR NO DELAY R NET 1 R NET 2 3m @ 50% ON  CFM/Ton ENHANCED ON  Cool Off Delay Torque Indoor Blower Timing...
  • Page 10 AIRFLOW PERFORMANCE - CONSTANT CFM (See Switch S2-5) *AM7A0A24 WITH WET COIL, NO FILTER OUTDOOR COOLING HEATING EXTERNAL STATIC PRESSURE EXTERNAL STATIC PRESSURE Airflow Airflow MULTIPLIER AIRFLOW AIRFLOW Power Power (TONS) SETTING SETTING CFM/ton Watts CFM/ton Watts CFM/ton Watts CFM/ton Watts 1.5 tons CFM/ton...
  • Page 11 AIRFLOW PERFORMANCE - CONSTANT TORQUE MODE (See Switch S2-5) *AM7A0A24 WITH WET COIL, NO FILTER OUTDOOR EXTERNAL STATIC PRESSURE COOLING AIRFLOW Airflow MULTIPLIER SETTING Power (TONS) CFM/ton Watts CFM/ton Watts 1.5 tons CFM/ton Watts CFM/ton Watts CFM/ton Watts CFM/ton Watts 2 tons †...
  • Page 12 AIRFLOW PERFORMANCE - CONSTANT CFM (See Switch S2-5) *AM7A0B30 WITH WET COIL, NO FILTER OUTDOOR COOLING HEATING EXTERNAL STATIC PRESSURE EXTERNAL STATIC PRESSURE Airflow Airflow MULTIPLIER AIRFLOW AIRFLOW Power Power (TONS) SETTING SETTING CFM/ton Watts CFM/ton Watts CFM/ton Watts CFM/ton Watts 1.5 tons CFM/ton...
  • Page 13 AIRFLOW PERFORMANCE - CONSTANT TORQUE MODE (See Switch S2-5) *AM7A0B30 WITH WET COIL, NO FILTER OUTDOOR EXTERNAL STATIC PRESSURE COOLING AIRFLOW Airflow MULTIPLIER SETTING Power (TONS) CFM/ton Watts CFM/ton Watts 1.5 tons CFM/ton Watts CFM/ton Watts CFM/ton Watts CFM/ton Watts 2 tons †...
  • Page 14 AIRFLOW PERFORMANCE - CONSTANT CFM (See Switch S2-5) *AM7A0C36 WITH WET COIL, NO FILTER OUTDOOR COOLING HEATING EXTERNAL STATIC PRESSURE EXTERNAL STATIC PRESSURE Airflow Airflow MULTIPLIER AIRFLOW AIRFLOW Power Power (TONS) SETTING SETTING CFM/ton Watts CFM/ton Watts CFM/ton Watts CFM/ton Watts 2 tons CFM/ton...
  • Page 15 AIRFLOW PERFORMANCE - CONSTANT TORQUE MODE (See Switch S2-5) *AM7A0C36 WITH WET COIL, NO FILTER OUTDOOR EXTERNAL STATIC PRESSURE COOLING AIRFLOW Airflow MULTIPLIER SETTING Power (TONS) CFM/ton Watts CFM/ton Watts 2 tons CFM/ton Watts CFM/ton Watts 1026 CFM/ton Watts 1067 CFM/ton Watts 2.5 tons...
  • Page 16 AIRFLOW PERFORMANCE - CONSTANT CFM (See Switch S2-5) *AM7A0C42 WITH WET COIL, NO FILTER OUTDOOR COOLING HEATING EXTERNAL STATIC PRESSURE EXTERNAL STATIC PRESSURE Airflow Airflow MULTIPLIER AIRFLOW AIRFLOW Power Power (TONS) SETTING SETTING CFM/ton Watts CFM/ton Watts CFM/ton Watts CFM/ton Watts 2.5 tons 1000...
  • Page 17 AIRFLOW PERFORMANCE - CONSTANT TORQUE MODE (See Switch S2-5) *AM7A0C42 WITH WET COIL, NO FILTER OUTDOOR EXTERNAL STATIC PRESSURE COOLING AIRFLOW Airflow MULTIPLIER SETTING Power (TONS) CFM/ton Watts 1030 CFM/ton Watts 2.5 tons 1072 CFM/ton Watts 1115 1003 CFM/ton Watts 1128 1017 CFM/ton...
  • Page 18 AIRFLOW PERFORMANCE - CONSTANT CFM (See Switch S2-5) *AM7A0C48 WITH WET COIL, NO FILTER OUTDOOR COOLING HEATING EXTERNAL STATIC PRESSURE EXTERNAL STATIC PRESSURE Airflow Airflow MULTIPLIER AIRFLOW AIRFLOW Power Power (TONS) SETTING SETTING 1101 1017 1015 1006 1150 1155 1154 1150 1141 CFM/ton...
  • Page 19 AIRFLOW PERFORMANCE - CONSTANT TORQUE MODE (See Switch S2-5) *AM7A0C48 WITH WET COIL, NO FILTER OUTDOOR EXTERNAL STATIC PRESSURE COOLING AIRFLOW Airflow MULTIPLIER SETTING Power (TONS) 1127 1020 CFM/ton Watts 1180 1078 CFM/ton Watts 3 tons 1233 1136 1035 CFM/ton Watts 1287 1194...
  • Page 20 AIRFLOW PERFORMANCE - CONSTANT CFM (See Switch S2-5) *AM7A0C60 WITH WET COIL, NO FILTER OUTDOOR COOLING HEATING EXTERNAL STATIC PRESSURE EXTERNAL STATIC PRESSURE Airflow Airflow MULTIPLIER AIRFLOW AIRFLOW Power Power (TONS) SETTING SETTING 1316 1328 1328 1320 1308 1404 1424 1426 1419 1410...
  • Page 21 AIRFLOW PERFORMANCE - CONSTANT TORQUE MODE (See Switch S2-5) *AM7A0C60 WITH WET COIL, NO FILTER OUTDOOR EXTERNAL STATIC PRESSURE COOLING AIRFLOW Airflow MULTIPLIER SETTING Power (TONS) 1404 1330 1244 1146 1033 CFM/ton Watts 1435 1362 1278 1183 1074 CFM/ton Watts 3.5 tons 1466 1394...
  • Page 22: Blower Housing

    Heater Attribute Data *AM7A0C60H51SA 240 Volt 208 Volt No. of Capacity Heater Minimum Maximum Capacity Heater Minimum Maximum Heater Model No. Circuits Amps per Circuit Overload Amps per Circuit Overload Circuit Ampacity Protection Circuit Ampacity Protection BTUH BTUH No Heater 5.5** 5.5** BAYEVAC05++1...
  • Page 23 Air Handler Control Panel 1 2 3 1 2 3 AM7A0C60H51-SF-1B...
  • Page 24 AFC STATUS LEDS (GREEN LED) TRANE U.S. INC. AFC STATUS LED Description ON SOLID Power up and during last 4 fault history sequence 1 Flash (per second) Stand-by or idle BAR CODE Multiple Flash CFM demand - 1 flash per 100 cfm...
  • Page 25 EVC STATUS CODES (GREEN LED) FAULT FAULT R100 EVC STATUS LED (Non Heat Pump Systems) Flash Cool mode selected / No active call Active call for 1st stage cooling STATUS Active call for 2nd stage cooling NOTE: UNIT Single stage OD systems will report 2nd stage flash codes STATUS EVC STATUS LED (Heat Pump Systems) FAULT...
  • Page 26 EHC STATUS LEDS (GREEN LED) EHC STATUS LED Description 1 heater relay energized or stand by (see note) 2 heater relays energized 3 heater relays energized 4 heater relays energized 5 heater relays energized NOTES  Standby mode STATUS LED will flash 1 time per second On a call for heat, STATUS LED will flash per the table above every 4 seconds EHC FAULT CODES (RED LED) EHC Fault...
  • Page 27 EEV TEST PROCEDURES Vapor Line Sensor (EVAP GAS) Saturation Sensor (EVAP SAT) Electronic Expansion Valve Test Note: Close Valve and Open Valve Tests are active in any mode of operation Test Pins: OPEN, CLOSE, TEST (See J4 on EVC Board) Close Valve Test - Touch CLOSE pin to TEST pin.
  • Page 28 THERMAL RESISTANCE AND VOLTAGE TABLE THERMISTOR Volts DC at plug J3 Volts DC at plug J3 TEMP TEMP TEMP RESISTANCE THERMISTOR TEMP F EVAP SAT - Brown to Brown EVAP SAT - Brown to Brown RESISTANCE (OHMS) EVAP GAS - Black to Black EVAP GAS - Black to Black (OHMS) -6.7...
  • Page 29 Sensor Check Verify connections for sensors are plugged in and connected properly Start Here Turn system switch on comfort control Measure VDC at J3 connector on EVC. Wait 10 minutes Measure return air temperature to OFF and fan to ON position (See EVC table for J3 location) Verify resistance per Does voltage(s) measured correspond...
  • Page 30 HIGH SUPERHEAT Superheat above 30F at OD unit Start Here Verify that OD Verify line set is Is subcooling at the Perform condenser coils properly sized for outdoor unit temperature are clean application between 8-12F? sensor check Add refrigerant until subcooling Is liquid line temperature Verify line set size reaches ~10F...
  • Page 31 Check operation ● Brown (common) to Blue or Yellow should measure 46 ohms ● Red (common) to Orange or White should measure 46 ohms 02/11 Trane 6200 Troup Highway Tyler, TX 75707 www.trane.com The manufacturer has a policy of continuous product and product data improvement, and it reserves the right For more information contact to change design and specifications without notice.

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