Page 2 - Preface and Warnings and Cautions; Literature Change History; Warnings and Cautions; WARNING
Preface and Warnings and Cautions © 2006 American Standard Inc. All rights reserved TWE-SVX03C-EN Literature Change History TWE-SVX03A-EN (June 2003) Implemented Global Graphics format to IOM. TWE-SVX03B-EN (April 2005) Added capacitor discharge warning. TWE-SVX03C-EN (September 2006) Model number f...
Page 3 - Contents
Contents TWE-SVX03C-EN 3 Model Number Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Installation Checklist . . . . . . . . . . ....
Page 4 - DIGITS 12: SERVICE DIGIT; Model Number Description; TWE
4 TWE-SVX03C-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. Its use will enable the owner/operator, installing contractors, and servi...
Page 5 - General; Installation Checklist; General Information
TWE-SVX03C-EN 5 General This manual covers installation of the TWE050, 060, 075, 090,100 and 120A single circuit air handlers and TWE060, 075, 090, 100, 120, 155, 180, 200 and 240B dual circuit air handlers. These air handler models incorporate a single slab coil assembly, improved application flexi...
Page 6 - Unit Dimensions
6 TWE-SVX03C-EN Unit Dimensions Figure 1. Unit Dimensions
Page 10 - Process for Drain Pan Relocation; Installation
10 TWE-SVX03C-EN Installation Preparations The final position for the air handler must be dictated by required service access to it, weight distribution over structural supports, and by the locations of electrical, refrigerant and condensate drainage connections. After this is determined, the follow...
Page 11 - Refrigerant Piping Preparation; Installations, Limitations and; Caution; Lifting Recommendations; Caution; Horizontal Suspension
TWE-SVX03C-EN 11 Installation Refrigerant Piping Preparation The air handler is designed so that refrigerant piping can enter from either the right or left hand side. It is shipped with the intent that the refrigerant lines will enter from the left hand side. To convert to right hand entry, unbraze ...
Page 12 - Eye Contact; Skin Contact
12 TWE-SVX03C-EN Installation Caution Equipment Damage! Before hanging the unit on suspension rods, reinforce the cabinet around the knockouts by using a large washer inside the cabinet. Washers should be between the skin of the air handler and the nut on the suspension rod. Align holes (knockouts) ...
Page 13 - Filters; Duct Connections; Hazardous Voltage
TWE-SVX03C-EN 13 Installation Note: Important! When air handler is installed in the vertical position and close proximity trapping of condensate is required, use of a subbase accessory to raise the air handler for clearance of the drain trap is recommended. See Figure 6 for a typical drain trap asse...
Page 14 - Electrical Connections; Checkout Procedure
14 TWE-SVX03C-EN Installation WARNING Hazardous Voltage! Disconnect all electric power, including remote disconnects before servicing. Follow proper lockout/tagout procedures to ensure the power can not be inadvertently energized. Failure to disconnect power before servicing could result in death ...
Page 15 - Field Wiring
TWE-SVX03C-EN 15 Thermostat and Control Connections 1. Observe all notes on the diagrams. 2. Mount the thermostat in the desired location. 3. Install color coded low voltage cables between outdoor unit, indoor unit and thermostat. 4. Connect low voltage control wiring to the low voltage terminal boa...
Page 22 - Field Wiring Outdoor/Indoor
22 TWE-SVX03C-EN Field Wiring Note: Wiring shown with dashed lines is to be furnished and installed by the customer. All customer-supplied wiring must be copper only and must conform to NEC and local electrical codes. Codes may require line of sight between the disconnect switch and the unit. Note: ...
Page 27 - Commercial Equipment; PRODUCTS COVERED; Warranty
TWE-SVX03C-EN 27 TTA, TTN, TTP, TTR, TTB, TTX, TTY and TTZ (parts only) This warranty is extended by American Standard to the original purchaser and to any succeeding owner of the real property to which the Air Conditioner is originally affixed, and applies to products purchased and retained for use...