Trane TTA090A series Owner's manual

Installation
Operation
Maintenance
Split System Cooling Condensers
7 1/2 - 20 Tons
September 2004
Models:
(60 Hz)
TTA090A***F
TTA120A***F
TTA120B***E
TTA120C***G
TTA150B***E
TTA180B***F
TTA180C***G
TTA240B***F
TTA-SVX02C-EN
18-AC60D8-1
(50 Hz)
TTA075AD**F
TTA085AD**F
TTA100AD**F
TTA100BD**E
TTA100CD**G
TTA125BD**E
TTA155BD**F
TTA155CD**G
TTA200BD**F

2TTA-SVX02C-EN
Introduction
Literature Change History
TTA-SVX02C-EN (September 2004)
Page 13. Revised model nomenclature.
TTA-SVX02B-EN (August 2003)
Introduction of ReliatelTM Control Option.
TTA-SVX02A-EN (May 2003)
Compressor Change
TTA-SVX02A-EN (January 2004)
Compresssor LRA updated.
Overview of Manual
Note: One copy of this document
ships inside the control panel of
each unit and is customer
property. It must be retained by
the unit’s maintenance person-
nel.
This booklet describes proper
installation, operation, and maintenance
procedures for air cooled systems. By
carefully reviewing the information within
this manual and following the
instructions, the risk of improper
operation and/or component damage
will be minimized.
It is important that periodic maintenance
be performed to help assure trouble free
operation. A maintenance schedule is
provided at the end of this manual.
Should equipment failure occur, contact
a qualified service organization with
qualified, experienced HVAC technicians
to properly diagnose and repair this
equipment.
NOTICE:
Warnings and Cautions appear at
appropriate sections throughout this
manual. Read these carefully.
WARNING– Indicates a
potentially hazardous situation
which, if not avoided, could result in
death or serious injury.
CAUTION – Indicates a
potentially hazardous situation
which, if not avoided, may result in
minor or moderate injury. It may also
be used to alert against unsafe
practices.
CAUTION – Indicates a situation
that may result in equipment or
property-damage-only accidents.
IMPORTANT NOTE: All phases of this
installation must comply with the
NATIONAL, STATE & LOCAL CODES. In
addition to local codes, the installation
must conform with National Electric
Code -ANSI/NFPA NO. 70 LATEST
REVISION.
Note: Do Not release refrigerant
to the atmosphere! If adding or
removing refrigerant is required,
the service technician must
comply with all federal, state, and
local laws.

TTA-SVX02C-EN 3
Contents
Model Number Description .......................................................................................... 4
Unit Dimensions .............................................................................................. 5,6,7,8,9
Electrical Data ........................................................................................................... 10
Unit Inspection ........................................................................................................... 11
Initial Leak Test .......................................................................................................... 11
Lifting Recommendations .......................................................................................... 11
Clearances ................................................................................................................. 12
Unit Mounting ............................................................................................................ 12
Refrigerant Piping ...................................................................................................... 12
Leak Check ................................................................................................................ 14
System Evacuation .................................................................................................... 14
Refrigerant Charging Procedure ............................................................................... 14
Electrical Wiring ......................................................................................................... 15
Low Voltage Wiring - Electromechanical ................................................................... 16
Low Voltage Wiring - ReliaTel .................................................................................... 17
ReliaTel thermostat, zone sensor and night setback wiring .................................... 18
Typical Split System Cooling Diagram ...................................................................... 19
Safety Controls .......................................................................................................... 20
Installation Checklist .................................................................................................. 20
Sequence of Operation for Electro Mechanical Control .......................................... 21
Sequence of Operation for ReliaTel Control ............................................................ 22
Service Test Modes for ReliaTel Control ................................................................... 23
Trouble Shooting for ReliaTel Control ........................................................................ 24
Maintenance .............................................................................................................. 27
Warranty ............................................................................................................... 29/30

4TTA-SVX02C-EN
Model Number Description
All products are identified by a multiple-
character model number that precisely
identifies a particular type of unit. An
explanation of the alphanumeric
identification code is provided below. Its
use will enable the owner/operator,
installing contractors, and service
engineers to define the operation,
specific components, and other options
for any specific unit.
When ordering replacement parts or
requesting service, be sure to refer to
the specific model number, serial
number, and DL number (if applicable)
stamped on the unit nameplate.
Split System Condensing Unit Model Nomenclature
T T A 0 9 0 A 3 0 0 B A
1 2 3 4 5 6 7 8 9 10 11 12
Digits 1, 2, 3 - Product Type Digit 8 - Electrical Characteristics
TTA = Split System Cooling 3 = 208-230/60/3
4 = 460/60/3
Digits 4, 5, 6 - Nominal Gross Cooling Capacity (MBh) W = 575/60/3
D = 380-415/50/3
090 = 90 MBH K = 380/60/3
120 = 120 MBH
150 = 150 MBH Digit 9, 10 - Factory - Installed Options
180 = 180 MBH
240 = 240 MBH 00 = Packed Stock
0S = Black Epoxy coated coil
Digit 7- Major Development Sequence 0R = ReliaTel™, no LCI board
0T = ReliaTel™, no LCI board with Black Epoxy coated coil
A = 1 Refrigerant Circuit 0U = ReliaTel™, with LCI board
B = 2 Refrigerant Circuits 0W = ReliaTel™, with LCI board and Black Epoxy coated coil
C = Manifolded Scroll Compressors
Digit 11- Minor Design Sequence
B = Second
Digit 12- Service Digit
A = First
Model Number Description

TTA-SVX02C-EN 5
Figure 1 - TTA075A , TTA090A
Dimensional Data, Connection Location, Clearances, Corner Weights
Figure 2 - TTA085A, TTA100A, TTA120A
Dimensional Data, Connection Location, Clearances, Corner Weights
Unit Dimensions

6TTA-SVX02C-EN
Figure 3 - TTA100B, TTA120B, TTA125B, TTA150B
Dimensional Data, Connection Location, Clearances, Corner Weights
Figure 4 - TTA100C, TTA120C
Dimensional Data, Connection Location, Clearances, Corner Weights
Unit Dimensions

TTA-SVX02C-EN 7
Figure 5 - TTA155B, TTA180B
Dimensional Data, Connection Location, Clearances, Corner Weights
Unit Dimensions

8TTA-SVX02C-EN
Figure 6 - TTA155C, TTA180C
Dimensional Data, Connection Location, Clearances, Corner Weights
Unit Dimensions

TTA-SVX02C-EN 9
Figure 7 - TTA200B, TTA240B
Dimensional Data, Connection Location, Clearances, Corner Weights
Unit Dimensions

10 TTA-SVX02C-EN
Table 3 - TTA Unit Electrical Data
Compressor Motor
Allowable Minimum Maximum
Model Electrical Voltage Circuit Fuse Amps Amps
Number Characteristic
s
Range Ampacity Size Qty. RLA LRA Qty. HP FLA LRA
TTA090A3 208-230/60/3 187-254 34.5 50 1 25.1 182.0 1 1/2 3.1 8.1
TTA090A4 460/60/3 414-506 18.1 25 1 13.2 94.9 1 1/2 1.6 3.7
TTA090AK 380/60/3 342-418 21.0 30 1 15.0 106.3 1 1 2.2 5.8
TTA090AW 575/60/3 518-632 14.5 20 1 10.6 70.0 1 1/2 1.2 3.0
TTA075AD 380-415/50/3 380-415 15.6 25 1 11.2 94.9 1 1/2 1.6 4.0
TTA085AD 380-415/50/3 380-415 19.1 25 1 13.1 100.0 1 1 2.7 9.3
TTA120A3 208-230/60/3 187-254 48.1 70 1 33.7 278.0 1 1 6.0 17.0
TTA120A4 460/60/3 414-506 23.3 35 1 16.5 124.0 1 1 2.7 7.0
TTA120AK 380/60/3 342-418 26.0 40 1 18.1 137.0 1 1 3.4 7.8
TTA120AW 575/60/3 518-632 18.8 25 1 13.4 92.0 1 1 2.0 5.7
TTA100AD 380-415/50/3 380-415 22.5 35 1 15.8 124.0 1 1 2.7 9.3
TTA120B3 208-230/60/3 187-254 47.9 60 2 18.6 128.0 1 1 6.0 17.0
TTA120B4 460/60/3 414-506 23.9 30 2 9.4 63.0 1 1 2.7 7.0
TTA120BK 380/60/3 342-418 27.5 35 2 10.7 64.0 1 1 3.4 7.8
TTA120BW 575/60/3 518-632 19.1 25 2 7.6 49.0 1 1 2.0 5.7
TTA100BD 380-415/50/3 380-415 23.9 30 2 9.4 63.0 1 1 2.7 9.3
TTA150B3 208-230/60/3 187-254 55.5 70 2 22.0 156.0 1 1 6.0 17.0
TTA150B4 460/60/3 414-506 25.2 35 2 10.0 70.0 1 1 2.7 7.0
TTA150BK 380/60/3 342-418 27.5 35 2 10.7 70.0 1 1 3.4 7.8
TTA150BW 575/60/3 518-632 20.5 25 2 8.2 54.0 1 1 2.0 5.7
TTA125BD 380-415/50/3 380-415 25.2 35 2 10.0 70.0 1 1 2.7 9.3
TTA180B3 208-230/60/3 187-254 62.7 80 2 25.1 182.0 2 1/2 3.1 8.1
TTA180B4 460/60/3 414-506 32.9 45 2 13.2 94.9 2 1/2 1.6 3.7
TTA180BK 380/60/3 342-418 38.2 50 2 15.0 106.3 2 1 2.2 5.8
TTA180BW 575/60/3 518-632 26.3 35 2 10.6 70.0 2 1/2 1.2 3.0
TTA155BD 380-415/50/3 380-415 28.4 35 2 11.2 94.9 2 1/2 1.6 4.0
TTA240B3 208-230/60/3 187-254 87.8 100 2 33.7 278.0 2 1 6.0 17.0
TTA240B4 460/60/3 414-506 42.5 50 2 16.5 124.0 2 1 2.7 7.0
TTA240BK 380/60/3 342-418 47.5 60 2 18.1 137.0 2 1 3.7 7.8
TTA240BW 575/60/3 518-632 34.2 45 2 13.4 92.0 2 1 2.0 5.7
TTA200BD 380-415/50/3 380-415 41.0 50 2 15.8 124.0 2 1 2.7 9.3
TTA120C3 208-230/60/3 187-254 49.4 60 2 17.7 123.0 1 1 6.0 17.0
TTA120C4 460/60/3 414-506 25.2 30 2 9.0 62.0 1 1 2.7 7.0
TTA120CW 575/60/3 518-632 19.8 25 2 7.9 50.0 1 1 2.0 5.7
TTA120CD 380-415/50/3 380-415 24.4 30 2 10.0 58.0 1 1 1.9 5.8
TTA180C3 208-230/60/3 187-254 62.7 80 2 25.1 182.0 2 1/2 3.1 8.1
TTA180C4 460/60/3 414-506 32.9 45 2 13.2 94.9 2 1/2 1.6 3.8
TTA180CW 575/60/3 518-632 26.3 35 2 10.6 70.0 2 1/2 1.2 3.0
TTA155CD 380-415/50/3 380-415 28.4 35 2 11.2 94.9 2 1/2 1.6 4.0
Outdoor Fan MotorBasic Unit Characteristics
Electrical Data