Overview:
These two units are not intended to be paired together. If (by accident) they end up together here is a suggestion to make it work.
Purchase the following from Trane Parts
Harness from Air Handler Relay Board J11 to VFD PPM53 – WIR010190
Harness PPF53 to the VFD – WIR010185
Interconnecting Wiring
Condenser LTB2-R to Air Handler Relay Board J10-1
Condenser LTB1-B to Air Handler Relay Board J10-2
Condenser RTRM J7 (Y2) to Air Handler Relay Board J5-6
Condenser LTB1-EF to Air Handler Relay Board J5-4
Condenser LTB1-H1 to Air Handler Relay Board J5-7 - Electric Heat
Condenser LTB1-H2 to Air Handler Relay Board J5-8 - Electric Heat
EDC Switch - Optional
Condenser LTB2-CD to Air Handler Relay Board J5-1
Move wire from terminal “H” to terminal “L” on EDC switch, enabling normally closed switch operation.
TR-150 Drive
Remove the existing wire harness from Relay Board P1 to VFD terminals 61, 68 and 69.
Install WIR010190 and WIR010185 following the diagram below.
TR-150 Drive Parameters
Change 3-15 from Local Bus to Analog Input 53
Change 5-10 from No Operation to Start
Change 5-12 from No Operation to Coast Inverse
Change 8-01 from Control Word Only to Digital and Control Word
Change 8-02 from FC Port to None
Verify 4-12 is set to 25 HZ
Verify 4-14 is set to 60 HZ
Verify 6-10 is set to 0.07V
Verify 6-11 is set to 10.00V
Verify 6-14 is set to 25 HZ
Verify 6-15 is set to 60 HZ
WARNING:
Information in this article is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience and who comply with all federal, state, and local laws, rules, orders, or regulations related to the installation, service, or repair of a heating or central air conditioning product. Any attempt to install, service, or repair a heating or central air conditioning product may result in personal injury and/or property damage. The manufacturer or seller cannot be responsible for the interpretation of the information contained herein, nor can it assume any liability in connection with its use.