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Trane BAYENTH001A Installer's Manual
Trane BAYENTH001A Installer's Manual

Trane BAYENTH001A Installer's Manual

Enthalpy sensor control

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INSTALLER'S
GUIDE
ALL phases of this installation must comply with
NATIONAL, STATE AND LOCAL CODES.
Model:
BAYENTH001A
IMPORTANT -- This is customer property and is to remain with this unit. Please return to service information pack upon
completion of work.
1
General Information:
The solid state enthalpy sensor is used with a solid state
economizer actuator motor.
Contents
General Information ................................................................. 1
BAYECON054,055 (Downflow) ............................................... 1
Differential ........................................................................ 2
BAYECON073 (Horizontal) ..................................................... 3
Differential ........................................................................ 3
BAYECON086,088 (Downflow) ............................................... 4
Differential ........................................................................ 4
BAYECON086,088 (Horizontal) .............................................. 5
Differential ........................................................................ 5
BAYECON101,102,103,104 (Downflow) ................................. 6
BAYECON200,201,203,204 (Horizontal) .................................. 7
Operation (All Economizers) .................................................... 8
Checkout/Troubleshooting ....................................................... 9
Wiring (054,055,086,088) ....................................................... 10
Wiring (101,102,103,104) ....................................................... 11
Wiring (
200,201,203,204) ........................................................ 12
© Trane 2008
Used With:
BAYECON054,55&73
BAYECON086A,088A
BAYECON101,102,103,104A
BAYECON200,201,203,204A
ACC-SVN85B-EN
Library
Product Section
Product
Model
Literature Type
Sequence
Date
File No.
Supersedes
Enthalpy Sensor Control
Installation For BAYECON054,055
Downflow Discharge Economizer:
WARNING:
DUE TO ELECTRICAL SHOCK OR CONTACT WITH MOVING
PARTS. LOCK UNIT DISCONNECT SWITCH IN OPEN
POSITION BEFORE SERVICING UNIT.
Single Enthalpy Sensor (Outdoor Air Only)
1. Units with economizers already installed: When
installing the enthalpy sensor after the economizer has
been installed remove the economizer/filter access panel
located on the return side of the unit.
2. Remove the two screws securing the disk type thermo-
stat to the top of the motor deck.
3. Next, disconnect the wires 56A and 50A(YL) from the
thermostat.
2
Service Literature
Unitary Accessories
Econ., Dmprs., Motors, Low Ambient
Installer's Guide
January 2008
ACC-SVN85B-EN 01/08
ACC-SVN85A-EN 11/06
TO PREVENT INJURY OR DEATH
SINGLE
ENTHALPHY
SENSOR
Unitary

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Summary of Contents for Trane BAYENTH001A

  • Page 1 SENSOR BAYECON086,088 (Horizontal) ..........5 Differential ................ 5 BAYECON101,102,103,104 (Downflow) ......... 6 BAYECON200,201,203,204 (Horizontal) ........7 Operation (All Economizers) ............ 8 Checkout/Troubleshooting ............9 Wiring (054,055,086,088) ............10 Wiring (101,102,103,104) ............11 Wiring ( 200,201,203,204) ............12 © Trane 2008...
  • Page 2 INSTALLER'S GUIDE Control Module before Installation 4. Using the two screws removed in step 2, mount the Enthalpy sensor in the thermostat's previous location, see figure 2. (R4) WHITE W7459D 620 OHM JUMPER 5. Connect wire 56A to S and 50A(YL) to + terminals on the Enthalpy Sensor.
  • Page 3 INSTALLER'S GUIDE Installation for BAYECON073 Horizontial Discharge Economizer: Single Enthalpy Sensor (Outdoor Air Only) 8. Install the terminal adaptor provided with the sensor on 1. Units with economizers already installed: When terminal S of the Control Module and connect wire installing the enthalpy sensor after the economizer has 56A to it.
  • Page 4 INSTALLER'S GUIDE Installation for BAYECON086A, 8. Remove the white resistor from between the SO BAYECON088A terminal and wire 182A(YL). Then install the white Downflow Discharge resistor across the SR and + terminals Single Enthalpy Sensor (Outdoor Air Only) 9. Install the terminal adaptor provided with the sensor on terminal SO of the Control Module and connect wire 182A(YL) to it.
  • Page 5 INSTALLER'S GUIDE Installation for BAYECON086A, and discard. BAYECON088A 8. Remove the white resistor from between the SO Horizontal Discharge terminal and wire 182A. Then install the white Single Enthalpy Sensor (Outdoor Air resistor across the SR and + terminals Only) 9.
  • Page 6 INSTALLER'S GUIDE Installation for BAYECON101, BAYECON102, BAYECON103, BAYECON104A Down Discharge Single Enthalpy Sensor Control (Outdoor Air Only) Remove the white resistor from between the S terminal and Units with economizers already installed: When wire 56A. Then install the white resistor across the S installing the Enthalpy Sensor Control (ESC) after the + terminals economizer has been installed remove the COIL ACCESS...
  • Page 7 INSTALLER'S GUIDE Installation for BAYECON200, BAYECON201, BAYECON203, BAYECON204A Horizontal Discharge Single Enthalpy Sensor (Outdoor Air Only) 9. On the Control Module attached to the Economizer Motor, 1. Units with economizers already installed: Remove hood remove the red resister from terminals S(R) and + and from economizer to access outdoor air sensor (OSA) and discard.
  • Page 8: Operation

    INSTALLER'S GUIDE Operation (All Economizers) Controller Dial Setting For differential enthalpy, you must turn the control set Control set point scale is located on the Control Module, point past D (fully clockwise). Differential enthalpy is not see Figure 4 on page 2. Control points A, B, C, D are field available for 101,102,103,104 Economizers.
  • Page 9: Checkout And Troubleshooting

    INSTALLER'S GUIDE Checkout and Troubleshooting Checkout Procedure for Single Sensor Response A. Make sure enthalpy sensor is connected to SO and +. The white resistor must be placed on SR and +. 1) LED (light -emitting 1. Turn enthalpy set point on Economizer Logic Module to “A” diode) turns on within a minute.
  • Page 10 INSTALLER'S GUIDE Enthalpy Sensor Wiring When Used With BAYECON054,055 & 73 BAYECON086A,088A ECONOMIZER W/OPTIONAL OUTDOOR ENTHALPY SENSOR (182A) (183A) (GREEN) Installer Note: Please Check Installed Option ECONOMIZER W/OPTIONAL DIFFERENTIAL ENTHALPY SENSORS (182A) (183A) page 10...
  • Page 11 INSTALLER'S GUIDE Enthalpy Sensor Wiring When Used With BAYECON0101,102,103,104,200,201,203,204 ECONOMIZER W/OPTIONAL OUTDOOR ENTHALPY SENSOR (YL/BK) (GREEN) The manufacturer has a policy of continuous product improvement, and it reserves the right to change specifications and design without notice. page 11...