Trane 2TWA0 User Manuals

Table of Contents

• A. GENERAL

  1
• B. LOCATION AND PREPARATION OF THE UNIT

  1
• C. ACCUTRON™ FLOW CONTROL VALVE

  2
• D. INSTALLING REFRIGERANT LINES

  2
• E. SERVICE VALVE OPERATION

  3
  • BRASS LIQUID AND GAS LINE SERVICE VALVES

    3
  • BRASS GAS LINE BALL SERVICE VALVE

    3
  • BRAZING REFRIGERANT LINES

    3
  • LEAK CHECK

    3
  • SYSTEM EVACUATION

    3
• F. ELECTRICAL CONNECTIONS

  4
• G. DEFROST CONTROL

  4
  • FAULT IDENTIFICATION

    4
  • PIN IDENTIFICATION (See Figure 7.)

    5
  • DEFROST CONTROL CHECKOUT

    5
• H. COMPRESSOR START UP

  5
• I. OPERATIONAL AND CHECKOUT PROCEDURES

  5
• J. ELECTRIC HEATERS

  5
• K. OUTDOOR THERMOSTAT

  5
• L. SEACOAST SALT SHIELD

  5
• TYPICAL FIELD HOOK-UP DIAGRAMS

  5
• 2TWA OUTLINE DRAWING

  6
• MOUNTING HOLE LOCATION

  7
  • BASE 2

    7
  • BASE 3

    7
  • BASE 4

    7
• CHECKOUT PROCEDURE

  8
• TROUBLESHOOTING CHART — WHAT TO CHECK

  8