Thermo King Precedent C-600M Operator's Manual
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Thermo King Precedent C-600M Operator's Manual

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Operator's Manual
Precedent
C-600M
TM
Operator's Manual
TK 56169-2-OP (Rev. 1, 12/15)

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  • Page 1 Operator’s Manual Precedent C-600M Operator’s Manual TK 56169-2-OP (Rev. 1, 12/15)
  • Page 3 Precedent C-600M Operator’s Manual TK 56169-2-OP (Rev. 1, 12/15) Copyright© 2015 Thermo King Corp., Minneapolis, MN, USA Printed in USA...
  • Page 4 Thermo King dealer. The procedures described herein should only be undertaken by suitably qualified personnel. Failure to implement these procedures correctly may cause damage to the Thermo King unit or other property or personal injury.

  • Page 5: Table Of Contents

    Unit Description ......17 Thermo King Corporation Responsibilities... 9 Unit Overview .
  • Page 6 Table of Contents Defrost ....... . . 23 Soft Keys ....... 39 Opening the Front Doors .
  • Page 7 Table of Contents Languages (If Enabled) ....70 Displaying Sensors ......88 Available Languages .
  • Page 8 Table of Contents Loading and Enroute Inspections ... . . 114 Specifications ......148 Pre-Loading Inspection .

  • Page 9: Introduction

    IMPORTANT: This manual is published for informational purposes only and the information furnished herein should your Thermo King unit, but a few minutes studying this not be considered as all-inclusive or meant to cover all manual will be time well spent.

  • Page 10: Epa Emission Control System Warranty Statement

    EPA Emission Control System Warranty Statement Thermo King warrants to the initial owner and each subsequent During the term of this warranty, Thermo King will provide, owner that the certified, non-road diesel engine in your unit is: through a Thermo King authorized service dealer or other establishment authorized by Thermo King, repair or 1.

  • Page 11: Responsibilities

    Thermo King parts. However, warranty. Thermo King is not liable for parts that are not genuine Thermo King parts. Responsibilities A part not being available within 30 days or repair not being This warranty is subject to the following: completed within 30 days constitutes an emergency.

  • Page 12: Owner Responsibilities

    EPA Emission Control System Warranty Statement Owner Responsibilities Limitations During the emission warranty period, the owner is responsible Thermo King is not responsible for resultant damages to an for: emission-related part or component resulting from: • The performance of all required maintenance. A warranty •...

  • Page 13: Safety Precautions

    Safety Precautions Automatic Start/Stop Operation Thermo King recommends that servicing be done only by a Thermo King dealer. However, you should be aware of several This unit is capable of automatic operation and could start at safety practices. This chapter gives basic safety precautions for any time without warning.

  • Page 14: Battery Installation And Cable Routing

    WARNING: Improperly installed battery could result causing personal injury. in a fire or explosion. A Thermo King approved battery must be installed and properly secured to the CAUTION: Always wear protective clothing, gloves battery tray.

  • Page 15: Refrigerant

    Safety Precautions Refrigerant Refrigerant Oil Although fluorocarbon refrigerants are classified as safe, use Observe the following precautions when working with or caution when working with refrigerants or in areas where they around refrigerant oil: are being used. WARNING: Always wear goggles or safety glasses to DANGER: Fluorocarbon refrigerants can produce protect eyes from refrigerant oil contact.

  • Page 16: First Aid

    Safety Precautions First Aid Safety Decals and Locations First Aid–Refrigerant Condenser and Evaporator Fans Be aware of the warning nameplates near the condenser fans Eyes: For contact with liquid, immediately flush eyes with and evaporator fans (example in Figure 1). large amounts of water.
  • Page 17 Safety Precautions locations of these components. Only certified, trained technicians can service them. See Figures 3 and 4 for high voltage component locations. AMA1579 AMA1580 Figure 2: High Voltage Warning Condenser Motors 4. High Voltage Control Box Evaporator Motor 5. AC Generator High Voltage Distribution Electric Standby Motor (SmartPower Option)

  • Page 18: Do Not Use Ether Starting Aids

    Safety Precautions Do Not Use Ether Starting Aids Fire or explosion may result if ether starting aids are used on this engine. Figure 5: Warning nameplate located near engine. Evaporator Motor High Voltage Junction Box High Voltage Heater Strips All ORANGE conduiting contains High Voltage Figure 4: High Voltage Component Locations (Rear)

  • Page 19: Unit Description

    (zones). The system allows any compartment to be set at any temperature. In the Precedent C-600M unit the evaporator in the host unit controls one compartment (Zone 1), and a remote evaporator controls the other compartment (Zone 2). A unit with three zones has a second remote evaporator, which controls a third compartment (Zone 3).

  • Page 20: Diesel Engine

    “RED” Extended Life Coolant, except NOTE: Units equipped with the EMI 3000 package do in an emergency. If conventional coolant is added to require regular inspection in accordance with Thermo King's Extended Life Coolant, the coolant must be changed maintenance recommendations.

  • Page 21: Thermo King X430P Reciprocating Compressor

    (SR-4 MT) Control System The C-600M is equipped with a four cylinder 30.0 cu. in. (492 The SR-4 MT is a microprocessor control system designed for cm3) displacement Thermo King X430P reciprocating transport refrigeration. The SR-4 MT integrates the following compressor.

  • Page 22: Diesel Operation

    Unit Description Diesel Operation Electric Operation In diesel operation the microprocessor will select the operating In electric operation the microprocessor will select the mode from the following: operating mode from the following: • High Speed Cool • • Low Speed Cool •...

  • Page 23: Cycle-Sentry Start-Stop Controls

    Unit Description CYCLE-SENTRY Start-Stop Controls Data Logging WARNING: The unit can start at any time without There are two separate data loggers. The data is downloaded warning. Press the O key on the control panel and through the Flash Drive Only USB port on the front of the place the microprocessor On/Off switch in the Off control box using a flash drive and ThermoServ software.
  • Page 24 Unit Description PC Only USB Port: The PC Only USB Port is a connector located on the base controller inside the control box. It is used to connect the controller to a PC with a standard USB to USB mini cable. The PC Only USB port can be used to: •...

  • Page 25: Optiset Plus

    Frost gradually builds-up on evaporator coils as a result of maximize protection of cargo, while keeping operating costs to normal operation. The unit uses hot refrigerant to defrost the a minimum. Contact your Thermo King dealer for information evaporator coil. Hot refrigerant gas passes through the about programming FreshSet.

  • Page 26: Opening The Front Doors

    Unit Description Opening the Front Doors differences between the return air temperature, discharge air temperature, and coil temperature exceed certain limits. The Pull the right door latch handle out at a 45 degree angle and unit can enter defrost cycles as often as every 30 minutes if turn it down (clockwise) 90 degrees (see Figure 3) to open the required.

  • Page 27: Engine Compartment Components

    Unit Description Engine Compartment Operate the unit in high speed cool for approximately 15 minutes to stabilize operating conditions and temperature Components before attempting to check the refrigerant. NOTE: If the ball floats, there is sufficient refrigerant in the WARNING: The unit can start at any time without unit for that load at that particular trailer temperature.

  • Page 28: Base Controller Fuses

    Take the unit to a Thermo King dealer if this occurs. Base Controller Fuses Low Oil Level Switch: The low oil level switch closes if the Fuses, located on the base controller protect various circuits oil drops below an acceptable level.

  • Page 29: Battery Fuses

    Unit Description Battery Fuses A 100A fuse (FS2) protects the 2 circuit to the base controller. A 70A fuse (FS2) protects the 2 circuit to the ECU. A 70A fuse (FS3) protects the 2/8S circuit to the starter relay.

  • Page 30: Remote Status Display (Optional)

    Remote Status Display (Optional) The remote status display mounts on the cargo box for easy The remote status display indicates operating status as follows: viewing of the unit’s mode. White Status LEDs: Illuminate the “T” portion of the TK logo when the unit is functioning properly with no alarm codes.
  • Page 31 Remote Status Display (Optional) Amber Status LEDs: Illuminate the “K” portion of the TK White and Amber Status LEDs: The two bottom LEDs in logo when the unit has a check alarm code, but is still the “T” (in white) and the four bottom LEDs in the “K” (in functioning properly.
  • Page 32 Remote Status Display (Optional) Remote status displays that also show the fuel level or the fuel The temperature display shows the box temperature, except level and the box temperature are also available. The number when the unit is in defrost in which case it displays “dF”. of white LEDs illuminated in the fuel level indicator show the fuel level.

  • Page 33: Manual Pretrip Inspection

    Manual Pretrip Inspection (Before Starting the Unit) Pretrip inspections are an important part of a preventative Engine Coolant: The engine coolant must have antifreeze maintenance program designed to minimize operating protection to -30 F (-34 C). Add coolant if Alarm Code 37 is problems and breakdowns.
  • Page 34 Manual Pretrip Inspection (Before Starting the Unit) Coils: Make sure the condenser and evaporator coils are clean and free of debris. Cargo Box: Check the interior and exterior of the cargo box for damage. Any damage to the walls or insulation must be repaired.

  • Page 35: Operating Instructions

    Operating Instructions SMART REEFER 4 (SR-4 MT) Controller Overview Thermo King has applied the latest advances in computer technology to develop a device that controls temperature and unit function, and displays operating information quickly and accurately. There is nothing complicated about learning to operate the SR-4 MT Controller, but you will find that a few minutes studying the contents of this manual will be time well spent.

  • Page 36: Control Panel

    Operating Instructions Control Panel Display Microprocessor On/Off Switch: This switch supplies or removes electrical power to the microprocessor. The The display presents information to the operator. This Microprocessor Power Switch is located above HMI Control information can include setpoint and temperature for each Panel.

  • Page 37: Display Icons

    Operating Instructions NOTE: The zone temperature shown is always return air temperature. Pressing the soft key under each zone allows the setpoint for that zone to be changed. In addition, the soft keys under Zone 2 and Zone 3 are used to turn those zones on and off. Pressing the soft key under MENU accesses the MAIN MENU.

  • Page 38: Zone Cooling, Heating Or Null

    Operating Instructions CYCLE SENTRY/Continuous Zone Cooling, Heating or Null Mode Key Arrows are used to indicate if a zone is cooling, heating or in null. If the Cycle Sentry Icon is present as shown in Figure 5, the unit is operating in Cycle Sentry Mode.

  • Page 39: Eco-Pulldown Mode

    ECO Pulldown Mode enabled. When the Standard Display is shown, the ECO Pulldown Icon will appear in the upper right corner of the display. Contact your Thermo King dealer for further information about ECO Pulldown Mode. Figure 6: Three Zone TemperatureWatch Display -...

  • Page 40: Zone Level Or Unit Level Alarm Codes

    Operating Instructions Zone Level or Unit Level Alarm Codes Alarm Icon: The Alarm Icon is used to indicate the presence of one or more alarm codes. If the Alarm Icon is present, an alarm condition has occurred and an Alarm Code has been set. Absence of the Alarm Icon indicates no Check, Prevent or Shutdown Alarm Codes exist.

  • Page 41: Soft Keys

    On Key: The ON Hard Key is used to turn the unit on. First the display will briefly show the Mode or Continuous Mode operation if allowed Thermo King Logo and then the statement by OptiSet Plus. For more information see "Configuring System - Please Wait". When the “Selecting Cycle Sentry or Continuous Mode”...

  • Page 42: Display Heater

    The unit is turned on by pressing the ON hard key (Figure 12) and off by pressing the OFF Key. When the On Key is pressed • + OR - • GAUGES • EXIT the display briefly shows the THERMO KING Logo as the • SELECT • BACK • HELP display initializes.
  • Page 43 Operating Instructions When the unit is ready to run the Standard Display appears. The 2 Zone display is shown in Figure 14. Figure 12: ON Key Figure 14: 2 Zone display Then the startup screen (Figure 13) appears while Pressing the OFF hard key stops unit operation. The controller communications are established and the unit prepares for shuts down immediately and the display briefly shows the operation.

  • Page 44: Two Zone Standard Display

    Operating Instructions The display briefly shows OFF (Figure 16) and then goes The Standard Display is the default display that appears if no blank. To start the unit again, press the ON hard key. other display function is selected. A 2 Zone Standard display is shown here.

  • Page 45: Three Zone Standard Display

    Operating Instructions Three Zone Standard Display allows the Setpoint for that zone to be changed. In addition, the soft keys under Zone 2 and Zone 3 are used to turn those zones on and off. The soft key labeled MENU allows the Main Menu to be selected.

  • Page 46: Operating The Unit In Single Zone Mode

    Operating Instructions the Cycle Sentry Icon at the top of the display shows that the mode of each zone evaporator(s) will be same when in this unit is operating in Continuous mode. The box temperature for mode. Unit control is based on the temperature sensors of all zones is 35.8°F and all zones are controlling to a 35°F one zone (usually Zone 1).

  • Page 47: Changing The Setpoint

    Operating Instructions numbers allow unit conditions to be checked from a distance. Pressing any soft key returns the display to the Standard Display. Figure 21: Three Zone TemperatureWatch® Display If the unit is operating in Cycle Sentry mode the Cycle Sentry Figure 20: Two Zone TemperatureWatch ®...
  • Page 48 Operating Instructions The "-" and "+" soft keys are used to increase or decrease the setpoint until the desired setpoint is shown. Here the setpoint has been changed to 0°F using the "+" soft key. Figure 22: Zone One The setpoint display appears as shown in Figure 23. Figure 24: Setpoint Changed The YES and NO soft keys confirm the setpoint change (Figure 25).
  • Page 49 Operating Instructions will result in no setpoint change. If the setpoint is not confirmed, then Alarm Code 127 Setpoint Not Entered is set, to indicate that the setpoint change was not completed. Figure 26: New Setpoint Confirmation If the NO soft key is pressed the display will briefly show SETPOINT NOT CHANGED and return to the Standard Figure 25: YES and NO Keys Display.

  • Page 50: Turning A Zone On And Off

    Operating Instructions • If the YES or NO soft key is not pressed within 10 seconds of making a change with the "+" or "-" soft key, the setpoint is not changed and the display returns to the Setpoint Display. The display briefly shows [SETPOINT NOT CHANGED] and Alarm Code 127 Setpoint Not Entered is set, to indicate that the setpoint change was started but not completed.
  • Page 51 Operating Instructions To turn Zone 2 or Zone 3 on or off, press the soft key under the desired zone. Zone 2 is selected in Figure 28. Figure 29: Zone 2 Setpoint Display Figure 28: Zone 2 Selected Press the TURN ZONE OFF soft key to turn the zone off. (Figure 30) The Zone 2 setpoint display appears as shown in Figure 29.

  • Page 52: Starting The Diesel Engine

    Operating Instructions Starting the Diesel Engine The display briefly shows PROGRAMMING ZONE ON/OFF - PLEASE WAIT (Figure 31). The display then confirms the Diesel engine preheating and starting is automatic in both new Zone 2 setting for several seconds. Continuous Mode and Cycle Sentry Mode. The engine will preheat and start as required when the unit is turned on.

  • Page 53: Starting The Electric Motor

    Operating Instructions When the motor is preparing to start the HMI control panel will display the motor start screen, as shown in Figure 34. The preheat buzzer sounds for 20 seconds before the electric motor starts. Figure 33: Engine Start Screen After the engine is started the display returns to the Standard Display of temperature and setpoint.
  • Page 54 Operating Instructions If the Electric to Diesel Autoswitch Enabled feature in Guarded Access is set NO then the prompt screen shown in Figure 35 will appear when standby power is connected and available. Figure 36: Electric Motor Start Switching from Electric to Diesel Figure 35: Electric to Diesel Autoswitch Enabled Units equipped with the SmartPower option only.
  • Page 55 Operating Instructions Figure 38: Prompt Screen Figure 37: Electric to Diesel Autoswitch Enabled feature in Guarded Access Set to YES If YES is selected then the display will briefly show the screen in Figure 39. Then Diesel Mode will briefly be confirmed. If Turn the unit off and back on using the OFF and ON Keys.

  • Page 56: Initiating A Manual Defrost Cycle

    Operating Instructions Initiating a Manual Defrost Cycle The display will briefly show [DEFROST]. Then the Zone Select display appears. Zone 1 selected shown in Figure 41. Defrost cycles are usually initiated automatically based on time or demand. Manual defrost is also available Manual defrost is only available if the zone is running and the zone evaporator coil temperature is less than or equal to 45°F (7°C).

  • Page 57: Terminating A Defrost Cycle

    Operating Instructions Terminating a Defrost Cycle The display then shows the Defrost display. The bar indicator shows approximately the percentage of time remaining to The defrost cycle terminates automatically when the coil complete the defrost cycle. The bar indicator in Figure 43 temperature is greater than or equal to 58°F (14.5°C) or the shows that the Zone 1 defrost cycle is approximately 25% defrost timer expires.
  • Page 58 Operating Instructions Defrost Key Figure 44: Initiating a Manual Defrost Cycle...

  • Page 59: Selecting Cycle Sentry Or Continuous Mode

    Operating Instructions Selecting Cycle Sentry or Continuous NOTE: Cycle Sentry or Continuous Mode operation can also be selected from the Main Menu > Mode Menu. Mode If allowed by OptiSet Plus, Cycle Sentry or Continuous Mode When Cycle Sentry mode is selected the unit will start and stop is selected by pressing the Cycle Sentry/Continuous Key automatically to maintain setpoint, keep the engine warm and (Figure 45).
  • Page 60 Operating Instructions The display then returns to the Standard Display. In the example here the unit is running in Cycle Sentry Mode as shown by the presence of the Cycle Sentry Icon at the upper right corner of the display (Figure 48). Figure 46: Mode Change Confirmed The new mode is confirmed for 2 seconds (Figure 47).
  • Page 61 Operating Instructions When the TemperatureWatch Display is shown, the Cycle Sentry Icon appears in the lower right corner (Figure 49). Figure 49: Cycle Sentry Icon, Lower Right Corner Pressing the Cycle Sentry/Continuous key again allows the operator to change back to Continuous Mode operation. IMPORTANT: If the unit is in Cycle Sentry null and the mode is switched to Continuous Mode, the unit will start automatically.
  • Page 62 Operating Instructions Cycle Sentry/Continuous Key Figure 50: Selecting Cycle Sentry or Continuous Mode...

  • Page 63: Using The Main Menu

    Operating Instructions Using the Main Menu The Main Menu contains submenus that allow the operator to view information and modify unit operation. To access the Main Menu press the MENU soft key (Figure 51). Figure 52: UP and DOWN Keys The Main Menu choices are shown below.

  • Page 64: Main Menu Features

    Operating Instructions Main Menu Features Conditions where Pretrip Tests are not Allowed Pretrip • If any shutdown alarms are present. Pretrip tests are A Pretrip Test verifies unit operation. This display allows a allowed with some Check and Log alarms. Pretrip Test to be selected and initiated by the operator.

  • Page 65: Pretrip Test Sequence

    Operating Instructions • If running a Pretrip Test on a trailer loaded with sensitive • Zone 1 Cool Check - The ability of the unit to cool in low cargo, monitor the load temperature during the test as speed is checked. normal temperature control is suspended during pre-trip •...

  • Page 66: Performing A Pretrip Test

    Operating Instructions • Report Test Results - When the Pretrip Test is completed the test results are reported as PASS, CHECK or FAIL. If test results are CHECK or FAIL alarm codes will exist to direct the technician to the source of the problem. Performing a Pretrip Test If a Pretrip Test is initiated with the engine shut down a Full Pretrip Test will be performed.
  • Page 67 Operating Instructions Figure 54: UP, DOWN, SELECT Figure 55: Programming Pretrip Mode The display will briefly show PROGRAMMING PRETRIP If all alarms were not cleared a prompt appears as shown in MODE (Figure 55). If the unit is not running a Full Pretrip Test Figure 56.
  • Page 68 Operating Instructions • The top line of the display indicates the unit is performing the non-running portion of the Pretrip Test. • The second line measures test progress. The number of tests completed of the total number of tests to be performed is shown.
  • Page 69 Operating Instructions Figure 58: Cool Test Figure 59: Pretrip Pass When all tests are complete, the results are reported as PASS, If the Pretrip Test results are CHECK or FAIL the problem CHECK or FAIL (Figure 59). If the results are CHECK or should be diagnosed and corrected before the unit is released FAIL, the accompanying alarm codes will direct the technician for service.
  • Page 70 Operating Instructions See Figure 61 Alarms Cleared? Exit Pretrip Test, clear alarms, restart Pretrip Test. Figure 60: Performing a Pretrip Test (1)
  • Page 71 Operating Instructions From Figure 60 Figure 61: Performing a Pretrip Test (2)

  • Page 72: Languages (If Enabled)

    Operating Instructions Languages (If Enabled) If more than one language is enabled from the Guarded Access > Language Menu, this menu item will appear. If only one language is enabled, this menu will not appear. The Language Menu allows the operator to select a language from a list of enabled languages.
  • Page 73 Operating Instructions Figure 63: UP, DOWN. SELECT Keys Figure 64: Language Menu The Language menu will appear as shown in Figure 64. Press The display will briefly show PROGRAMMING the + or - Keys to select the desired language. Only languages LANGUAGE - PLEASE WAIT in the new language.
  • Page 74 Operating Instructions Figure 65: New Language Figure 66: Spanish Repeat the process to select a different language. To select a different Main Menu item press the NEXT (SIGUIENTE) Key. To return to the Standard Display press the EXIT (SALIDA) Key. All displays will now be in the new language. Español (Spanish) is shown in Figure 66.

  • Page 75: Language Menu Quick Access

    Operating Instructions Figure 67: Languages (If Enabled) Language Menu Quick Access Should it be necessary at any time to change to English or any other installed language, return to the Standard Display and then press and hold the first and last soft keys for 5 seconds as shown in Figure 68.
  • Page 76 Operating Instructions Figure 68: First, Last Keys Figure 69: Language Menu After 5 seconds the Language Menu will appear in the current Note that all languages available in the installed software can language as shown in Figure 69. Press the + or - Keys to select be selected using this method.

  • Page 77: Alarms

    Operating Instructions Alarms NOTE: The Alarm Icon does not appear on startup with Log Alarms present. The Alarm Menu allows the operator to view any active alarms, and allows most alarms to be cleared. Log Alarms Log Alarms are indicated for 30 seconds each time the unit is turned on.

  • Page 78: Unit Level Check Alarms

    Operating Instructions Unit Level Check Alarms Unit Level Prevent Alarms If the alarm is unit specific, the Alarm Icon will appear at the Prevent Alarms are also indicated by a steady alarm icon at the right side of the display as shown in Figure 71. Both Zone side of the display.

  • Page 79: Zone Level Prevent Alarms

    Operating Instructions Zone Level Prevent Alarms A Zone Level Prevent Alarm will force the affected zone into a temporary shutdown, but allow the unit to continue to run as required by the host unit or other zones. A small alarm icon will appear next to the affected zone.

  • Page 80: Zone Level Shutdown Alarms

    Operating Instructions Zone Level Shutdown Alarms In the same manner, if a shutdown alarm occurs that affects only electric mode operation and the unit is switched to diesel, A zone Shutd2own Alarm will force the affected zone to the electric mode shutdown alarm becomes a diesel mode log shutdown, but allow the unit to continue to run as required by alarm to allow diesel mode operation.
  • Page 81 Operating Instructions The following alarm codes clear automatically: If the Limited Alarm Restarts feature is enabled the following additional alarm codes may only be cleared from the Guarded • Alarm Code 64 Pretrip Reminder - Clears when a Pretrip Access Menu. If this is the case, the CLEAR soft key will not Test is performed.

  • Page 82: Displaying And Clearing Alarm Codes

    Operating Instructions Displaying and Clearing Alarm Codes Alarms are displayed and cleared using the Alarm Menu. From the Standard Display, press the MENU Key (Figure 74). Figure 75: SELECT Key The number of alarms (if more than one) and a list of the alarms with the most recent alarm first will be shown.
  • Page 83 Operating Instructions If necessary to view all alarms, scroll down using the DOWN The display will briefly show CLEARING ALARM 5 - Key (Figure 77). PLEASE WAIT. Then the Alarm Menu will reappear (Figure 79). Note that Alarm Code 64 Pretrip Reminder cannot be cleared using the CLEAR Key.

  • Page 84: Important Alarm Notes

    Operating Instructions A help message will appear. Press the EXIT Key (Figure 82) to return to the Alarms Menu. Check the oil level and add oil as required, clear the alarm and restart the engine. Figure 80: Alarm Screen The Alarm Menu display will display the Shutdown Alarm Figure 82: EXIT Key Code.
  • Page 85 Operating Instructions See Figure 84 Figure 83: Displaying and Clearing Alarm Codes (1)
  • Page 86 Operating Instructions Figure 84: Displaying and Clearing Alarm Codes (2)

  • Page 87: Sr-4 Precedent Alarm Codes

    Operating Instructions SR-4 Precedent Alarm Codes The Main Menu will appear. Press the UP or DOWN Key as required to choose the Gauges Menu. When the Gauges Menu For a complete list of SR-4 Precedent Alarm Codes see the is selected, press the SELECT Key to choose the Gauges menu table at the end of this chapter.

  • Page 88: Gauges Available

    Operating Instructions Coolant Level - Displays the coolant level in the overflow tank as OK or LOW. Engine Oil Pressure - Displays the engine oil pressure as OK or LOW. Engine Oil Level - Displays the engine oil level as OK or LOW.

  • Page 89: Sensors

    Operating Instructions I/O (Input/Output) State Submenu - Displays the current • Liquid Line Solenoid Zone 2 control state of the I/O device listed below as ON or OFF. • Hot Gas Solenoid Zone 2 • High Speed Relay • Suction Line Solenoid Zone 2 •...

  • Page 90: Displaying Sensors

    Operating Instructions Displaying Sensors Sensors are displayed using the Sensors Menu. From the Standard Display, press the MENU Key (Figure 88). Figure 89: SELECT, UP, Down Keys The first sensors display will appear. Press the NEXT and BACK Keys to scroll thru the gauges and I/O conditions. Figure 88: MENU Key Pressing the LOCK Key will lock the current gauge on the display (Figure 90).

  • Page 91: Sensors Available

    Operating Instructions Zone 1 Evaporator Coil Temperature - Displays the temperature of the Zone 1 Evaporator Coil sensor. Zone 2 Return Air Temperature - Displays the temperature of the Zone 2 Return Air Sensor. Zone 2 Discharge Air Temperature - Displays the temperature of the Zone 2 Discharge Air Sensor.

  • Page 92: Data Logger (Cargowatch)

    Operating Instructions Data Logger (CargoWatch) Spare 1 Temperature - Displays the temperature of the Spare 1 temperature sensor. The CargoWatch Data Logger is physically located in the HMI Spare 2 Temperature - Displays the temperature of the Spare Control Panel. It can support up to 6 optional temperature 2 temperature sensor.
  • Page 93 Operating Instructions Figure 91: MENU Key Figure 92: SELECT Key The Main Menu will appear. Press the UP or DOWN Key as The Data Logger Menu will appear. required to choose the Data Logger Menu. When the Data Sending Start of Trip Marker to CargoWatch and Logger Menu is selected, press the SELECT Key to choose the ServiceWatch Data Loggers Data Logger menu (Figure 92).
  • Page 94 Operating Instructions Figure 93: SELECT Key, START OF TRIP COMPLETE Figure 94: PRINT / VIEW, SELECT NOTE: The start of trip marker is sent to both the The Print Data Menu will appear (Figure 95). The first Print CargoWatch and ServiceWatch data loggers. Data Menu allows the operator to print a Delivery Ticket using a hand held printer.
  • Page 95 Operating Instructions Figure 95: Delivery Ticket Figure 96: Trip Ticket, SELECT Pressing the DOWN Key allows the operator to print a Trip To return to the Main Menu press the EXIT Key. To return to Ticket using a hand held printer. Press the SELECT Key to the Standard display press the EXIT Key again.

  • Page 96: Hourmeters

    Operating Instructions Hourmeters The Hourmeters Menu allows the operator to view the unit hourmeters that have the view feature enabled in the Guarded Access menu. If the view feature for a particular hourmeter is not enabled then that hourmeter will continue to accumulate time but cannot be viewed from the Main Menu.

  • Page 97: Hourmeter Names And Definitions

    Operating Instructions Hourmeter names and definitions are shown in the following table in the order they appear. Only hourmeters enabled in the Guarded Access Menu will be shown. To return to the Standard Display, press the EXIT Key. When shipped from the factory, only these hourmeters are enabled for viewing from the Main Menu.
  • Page 98 Operating Instructions Engine Reminder 1 The number of hours before an Hourmeter Name Definition User Programmable Engine Run Time Maintenance Reminder 1 occurs. Total Hours Total number of hours the unit has been turned on (protection hours). Engine Reminder 2 User Programmable - The number of hours before an Engine Run Time Total Run Time Hours...

  • Page 99: Mode

    Operating Instructions Mode • Allows Sleep Mode to be set up and started (if enabled from the Guarded Access > Main Menu Configuration The Mode Menu allows the operator to change the unit Menu). operating modes that have been enabled in Guarded Access. When shipped from the factory, only the Cycle Only Operating Modes that have been enabled from the Sentry/Continuous Mode feature is enabled.
  • Page 100 Operating Instructions The Main Menu will appear. Press the UP or DOWN Key as required to choose the Mode Menu (Figure 101). When the Mode Menu is selected, press the SELECT Key to choose the Mode Menu. Figure 102: Change Mode Menu •...

  • Page 101: Turn Cycle Sentry On Or Off

    Operating Instructions Using the Cycle Sentry Key Turn Cycle Sentry On or Off Cycle Sentry can be turned on and off either by using the Cycle If allowed by OptiSet Plus, Cycle Sentry Mode or Continuous Sentry hard key at the lower right side of the display or from Mode is selected by pressing the Cycle Sentry Key as shown in the Main Menu.
  • Page 102 Operating Instructions Figure 106: SELECT Soft Key Figure 105: SELECT Soft Key Confirmation screens will appear briefly, the unit will switch to If the unit is running in Cycle Sentry Mode, press the SELECT Continuous Mode operation and the Cycle Sentry Icon will Soft Key to turn off Cycle Sentry Mode as shown in Figure disappear.

  • Page 103: Single Zone Control - Multi Zone Control

    Operating Instructions Single Zone Control - Multi Zone Control The following differences exist when operating the unit in Single Zone Control Mode. • Single Zone Control Mode will appear in the Mode Menu only if the Single Zone Control feature has been enabled in the Guarded Access >...

  • Page 104: Select Temperature Units

    Operating Instructions Select Temperature Units If this feature enabled in Guarded Access > Main Menu Configuration, the operator can select temperature units to be displayed as either degrees Fahrenheit or degrees Celsius. From the Main Menu > Change Mode menu choose Fahrenheit or Celsius and press the SELECT Soft Key.
  • Page 105 Operating Instructions key for 5 seconds to deactivate the feature. To turn the feature on, from the Change Mode menu choose Keypad Lockout and press the SELECT Soft Key (Figure 110). Figure 111: YES and NO Soft Keys If the YES Soft Key was pressed Keypad Lockout is active. Repeat the process to turn the Keypad Lockout feature off.

  • Page 106: Start Sleep Mode

    Operating Instructions Start Sleep Mode Program Wakeup Time This feature allows a wakeup • time to be specified. When the selected time is reached the If this feature enabled in Guarded Access > Main Menu unit will start and resume normal operation. Configuration, the operator can set up and start set Sleep Mode If a Wakeup Time is selected the following features are from the Mode Menu.

  • Page 107: Electric Mode Operation

    Operating Instructions Diesel Mode Operation operation if standby power fails or is removed. If the unit is programmed to automatically switch from diesel to electric If a unit equipped with the electric standby Smart Power option and/or electric to diesel the associated screens do not appear. is running in Electric Mode and the Electric to Diesel •...

  • Page 108: Electric Standby Power Fails Or Is Disconnected

    Operating Instructions If the unit has standby power available and is turned on, the electric standby run screen will appear. The new mode is confirmed for 10 seconds. The unit will start and run in Electric Mode. If electric standby power is not available or fails, the display will prompt for a return to Diesel Mode as shown below.

  • Page 109: Switching From Electric To Diesel

    Operating Instructions Switching from Electric to Diesel If the unit is running in Electric Mode and the Guarded Access > Electric to Diesel Autoswitch Enabled feature is set YES then the unit will automatically switch to Diesel Mode operation when standby power is no longer available. The screens shown below will not appear.

  • Page 110: Adjust Brightness

    Operating Instructions The new mode is confirmed for 10 seconds. The unit will start and run in Diesel Mode. Any Electric Standby related Shutdown Alarms become Log Alarms when the unit is switched to Diesel Mode operation. If the unit is switched back to Electric Mode these alarms again become Shutdown Alarms.
  • Page 111 Operating Instructions Figure 118: MENU Key. Figure 119: Adjust Brightness Menu The Main Menu will appear. Press the UP or DOWN Key as The Display Brightness menu will appear as shown below. required to choose the Adjust Brightness Menu (Figure 119). Press the UP or DOWN Soft Keys to select the desired display When the Adjust Brightness is selected, press the SELECT brightness.

  • Page 112: Time

    Operating Instructions Figure 120: SELECT Soft Key Figure 121: MENU Key. To return to the Main Menu press the EXIT Key. To return to The Main Menu will appear. Press the UP or DOWN Key as the Standard display press the EXIT Key again. required to choose the Time Menu (Figure 122).

  • Page 113: Clear All Ecu Faults

    (ECU) Fault Codes on units equipped with an ECU. This may allow continued unit operation should an ECU fault code result in engine shutdown. “Any Thermo King Alarm Codes associated with the Engine Control Unit (ECU) Fault Codes will also be cleared.
  • Page 114 Operating Instructions "The Thermo King Alarm Codes and Engine Control Unit (ECU) Fault Codes that were cleared can be viewed in the ServiceWatch and ECU Data Loggers. Engine Control Unit (ECU) Fault Codes are cleared using the Clear All ECU Faults Menu. From the Standard Display, press the MENU Key (Figure 124).
  • Page 115 Operating Instructions Figure 126: CLEAR Soft Key. All Engine Control Unit (ECU) Faults and associated Thermo King Faults will be cleared. To return to the Main Menu press the EXIT Key. To return to the Standard display press the EXIT Key again.

  • Page 116: Loading And Enroute Inspections

    DO NOT block enroute inspection procedures for multi-temperature units. the evaporator inlets or outlets. Thermo King refrigeration units are designed to maintain the 4. Products should be pre-cooled before loading. Thermo required product load temperature during transit. Follow these...
  • Page 117 Loading and Enroute Inspections Correct load height (trailers without chutes) Tight doors and gaskets Center bulkhead with tight air seals (multiple compartment trailers) Good air circulation around load Proper cargo temperature prior to loading Interior/exterior walls and insulation in good condition Clear defrost drains Unit inspection...

  • Page 118: Single Temperature Loading Procedures

    Loading and Enroute Inspections Single Temperature Loading In the example in Figure 2, each Zone could be individually set to 35 F. The evaporator in each compartment will then control Procedures the temperature in that compartment to the same 35 F setpoint. Additional steps must be taken to insure load temperature NOTE: Using the above method, it is recommended that the requirements are implemented and maintained when a...

  • Page 119: Post-Loading Inspection

    58 F (14.5 C) or the unit has been in temperature appears to be moving away from the setpoint. the Defrost mode for 30 or 45 minutes (depending on 3. Immediately contact the nearest Thermo King Service setting). Center or your company office.
  • Page 120 A competent refrigeration technician is required to add refrigerant or repair the system. Contact the nearest Thermo King dealer, authorized Service Center, or call the Thermo King Cold Line for referral. Consult the Table of Contents for Cold Line information.
  • Page 121 Loading and Enroute Inspections Problem Cause Remedy A return air Improper air Inspect the unit and cargo compartment to determine if the evaporator fan(s) temperature circulation in the are working and properly circulating the air. Poor air circulation may be due reading is not cargo compartment.

  • Page 122: Alarm Codes

    Maintenance Menu or the Guarded Access Menu. Contact turned on. The Alarm Display must be used to view the your supervisor or a Thermo King dealer about clearing existing alarms. This level of alarm serves as a notice to take those alarms.
  • Page 123 Alarm Codes LOG ALARMS ACTIVE GO TO MENU TO VIEW GAUGES SENSORS MENU EXIT POINT Figure 1: Log Alarms Screen Figure 2: Alarm Display Check Alarms: Check Alarms are indicated by the Alarm Prevent Alarms: Prevent Alarms are also indicated by the Alarm Display as shown in Figure 2.

  • Page 124: Pretrip Alarm Codes

    Alarm Codes Shutdown Alarms: Shutdown Alarms are indicated by the In the same manner, if a shutdown alarm occurs that affects Alarm Display. Shutdown alarms also cause the display and only electric mode operation and the unit is switched to diesel backlight to flash on and off, and the display will switch from (either manually or automatically), the electric mode shutdown normal video to reverse video and back to normal video (light...

  • Page 125: Clearing Alarm Codes

    Instructions chapter for procedures. NOTE: The chart on the following pages shows all possible The operator should contact a supervisor or a Thermo King alarm codes for all possible applications. Not all codes will be dealer about clearing alarms using the Guarded Access Menu.
  • Page 126 Alarm Codes Table of Alarm Codes Level Of Code Description Operator Action Action No Alarms Exist No action required Check Evaporator Coil Sensor Manually monitor load temperature. Report alarm at end of day. (Zone) Check (Control) Return Air Sensor Manually monitor load temperature. Report alarm at end of day. (Zone) Check (Control) Discharge Air Manually monitor load temperature.
  • Page 127 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Unit Controlling on Alternate Sensor Manually monitor load temperature. Report alarm at end of day. (Zone) The unit is no longer able to operate and has been shut down. Sensor Shutdown (Zone) Repair immediately.
  • Page 128 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action The unit is no longer able to operate and has been shut down. Cooling Cycle Fault (Zone) Repair immediately. The unit is no longer able to operate and has been shut down. Heating Cycle Fault (Zone) Repair immediately.
  • Page 129 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Check engine coolant level. Do not remove the cap if the engine is Check Engine Coolant Level hot. Report alarm at end of day. If unit is shutdown, repair immediately. Otherwise, report alarm at Electric Phase Reversed end of day.
  • Page 130 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action If unit is shutdown, repair immediately. Otherwise, report alarm at Check Belts/Clutch end of day. Check Spare Sensor 1 Report alarm at end of day. Reset Clock Report alarm at end of day.
  • Page 131 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action If unit is shutdown, repair immediately. Otherwise, report alarm at Engine Stopped end of day. Pretrip Reminder Report alarm at end of day. Abnormal Temperature Differential If unit is shutdown, repair immediately.
  • Page 132 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Forced Unit Operation Report alarm at end of day. Check Discharge Pressure Sensor Report alarm at end of day. Check Suction Pressure Sensor Report alarm at end of day. If unit is shutdown repair immediately.
  • Page 133 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Check Receiver Tank Pressure If unit is shutdown, repair immediately. Otherwise, report alarm at Solenoid Circuit end of day. If unit is shutdown, repair immediately. Otherwise, report alarm at Check Purge Valve Circuit end of day.
  • Page 134 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Auto-Switch from Electric to Diesel Report alarm at end of day. If unit is shutdown, repair immediately. Otherwise, report alarm at Check Alternator Excite Circuit end of day. If unit is shutdown, repair immediately.
  • Page 135 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Total Unit Run Time Maintenance Report alarm at end of day. Reminder #2 Controller Power On Hours Report alarm at end of day. Auto-Switch Diesel to Electric Report alarm at end of the day.
  • Page 136 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action CargoWatch Sensor Out of Range Manually monitor load temperature. Report alarm at end of the day. High (Zone) CargoWatch Sensor Failed (Zone) Manually monitor load temperature. Report alarm at end of day. Expansion Module Flash Load Report alarm at end of the day.
  • Page 137 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Check Relative Humidity Sensor Report alarm at end of the day. Circuit Check Radio Expansion Board Report alarm at end of the day. Configuration Check Auto Fresh Air Exchange If unit is shutdown, repair immediately.
  • Page 138 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Engine Control Unit (ECU) Failed to If unit is shutdown, repair immediately. Otherwise, report alarm at Enable end of day. Engine Control Unit (ECU) Run If unit is shutdown, repair immediately. Otherwise, report alarm at Signal Failed end of day.
  • Page 139 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action If unit is shutdown, repair immediately. Otherwise, report alarm at Battery Temperature Sensor Alarm end of day. If unit is shutdown, repair immediately. Otherwise, report alarm at Battery Charger Indicated Conditions end of day.
  • Page 140 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action If unit is shutdown, repair immediately. Otherwise, report alarm at Engine J1939 CAN Datalink Failed end of day. If unit is shutdown, repair immediately. Otherwise, report alarm at Illegal Engine Operating State end of day Battery Charger Fault - Unit Forced...
  • Page 141 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Battery Charger AC Input Maintenance information only. Report alarm at end of day Overvoltage Battery Charger Internal Overvoltage If unit is shutdown, repair immediately. Otherwise, report alarm at Fault end of day Battery Charger Internal Temp...
  • Page 142 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Rail Pressure Sensor Error Report alarm at end of the day. Intake Pressure Sensor Error Report alarm at end of the day. Atmospheric Pressure Sensor Error Report alarm at end of the day.
  • Page 143 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Lambda System Error Report alarm at end of the day. Engine Communication Error Report alarm at end of the day. Air Flow Meter Error Report alarm at end of the day. Engine Power Supply Error Report alarm at end of the day.
  • Page 144 Alarm Codes Table of Alarm Codes (Continued) Level Of Code Description Operator Action Action Failed to Crank Report alarm at end of the day. Starter Relay Error Report alarm at end of the day. T50 Switch Error Report alarm at end of the day. Variant Coding Error Report alarm at end of the day.

  • Page 145: Jump Starting

    Jump Starting If the battery in a unit is discharged or run down, the unit may IMPORTANT: Make sure to use a 12-volt battery to jump be jump started using jumper cables and another battery or start the unit. If you are using a vehicle, make sure it has a 12-volt battery with a negative ground system.
  • Page 146 Jump Starting Unit (Discharged) 12-Volt Battery Good 12-Volt Battery Unit Engine Positive (+) Terminal on Unit Battery Negative (–) Terminal on Good Battery Positive (+) Terminal on Good Battery Starter Mounting Bolt on Unit Engine Figure 1: Sequence for Connecting Jumper Cables...
  • Page 147 Jump Starting 6. Connect the red positive (+) jumper cable to the positive CAUTION: Be careful around fans and belts. (+) battery terminal on the unit’s battery. Do not let the Keep your hands away from moving parts when an other end of the jumper cable touch anything that conducts engine is running.
  • Page 148 Jump Starting Unit (Discharged) 12-Volt Battery Good 12-Volt Battery Unit Engine Starter Mounting Bolt on Unit Engine Positive (+) Terminal on Good Battery Negative (–) Terminal on Good Battery 4. Positive (+) Terminal on Unit Battery Figure 2: Sequence for Disconnecting Jumper Cables...

  • Page 149: Warranty

    Warranty Terms of the Thermo King Warranty are available on request from your Thermo King Dealer. See the “EPA Emission Control System Warranty Statement” chapter in this manual for the non-road diesel engine in your unit.

  • Page 150: Specifications

    Specifications Engine Model TK486V25L (Tier 4) 4 cylinder Fuel Type No. 2 diesel fuel under normal conditions No. 1 diesel fuel is acceptable cold weather fuel Oil Capacity 12 quarts (11.4 liters) crankcase and oil filter Fill to full mark on dipstick Oil Type API Classification CI-4 or better ACEA Rating E3 or better for Europe...
  • Page 151 Specifications Engine (Continued) Engine Coolant Type ELC (Extended Life Coolant), which is “RED” Use a 50/50 concentration of any of the following equivalents: Chevron Dex-Cool Texaco E LC Havoline Dex-Cool® Havoline XLC for Europe Shell Dexcool® Shell Rotella Saturn/General Motors Dex-Cool® Caterpillar ELC Detroit Diesel POWERCOOL®...

  • Page 152: Filters

    Specifications Filters Refrigeration System Contact your Thermo King dealer for refrigeration Engine Oil Filter - EMI 3000 Hour P/N 11-9959 system service or maintenance. Fuel Filter - EMI 3000 Hour P/N 11-9957 Air Filter - EMI 3000 Hour P/N 119955...

  • Page 153: Electrical Control System

    95 amp/hr. Battery Thermo King ReliaMax 925N (925 CCA) wet cell battery is recommended for both warm and cold climates. Thermo King EON (1150 CCA) AGM battery is recommended for extreme climates and for Rail Ready (RR), Domestic Refrigerated Container (DRC), and Trailer on Flat Car (TOFC) applications.

  • Page 154: Electrical Standby (Smartpower Units Only)

    Specifications Electrical Standby (SmartPower Units Only) NOTE: A transformer is used to convert 460 Vac to 230 Vac in units configured to use electric standby input voltage of 460 Vac. Electric Motor and Overload Relay Voltage/Phase/Frequency Horsepower Kilowatts Full Load Overload Relay (amps) Setting (amps)

  • Page 155: Standby Power Cord Requirements

    Specifications Standby Power Cord Requirements Supply Circuit Breaker: 12 HP Motor 230/3/60 70 amps 12 HP Motor 460/3/60 40 amps 19 HP Motor 460/3/60 60 amps 8 AWG Power Cable, 25 to 50-foot length Extension Cord Size: 12 HP Motor 230/3/60 (All 4 conductor, 2000 Vac, Type W Power Cable) 12 HP Motor 230/3/60 6 AWG Power Cable, 75-foot length...

  • Page 156: Maintenance Inspection Schedule

    Maintenance Inspection Schedule Pretrip Every Every Annual/ Inspect/Service These Items 1,500 3,000 4,500 Hours Hours* Hours Microprocessor • Run Pretrip Test Engine • Check fuel supply. • Check engine oil level. • • • • Inspect belts for condition and proper tension. •...
  • Page 157 Maintenance Inspection Schedule Pretrip Every Every Annual/ Inspect/Service These Items 1,500 3,000 4,500 Hours Hours* Hours • • • Drain water from fuel tank and check vent. • • • Inspect/clean electric fuel pump filter. • • • Check and adjust engine speeds (high and low speed). •...
  • Page 158 Maintenance Inspection Schedule Pretrip Every Every Annual/ Inspect/Service These Items 1,500 3,000 4,500 Hours Hours* Hours — Change ELC (red) engine coolant every 5 years or 12,000 hours. Units equipped with ELC have an ELC nameplate on the expansion tank. Electrical •...
  • Page 159 Maintenance Inspection Schedule Pretrip Every Every Annual/ Inspect/Service These Items 1,500 3,000 4,500 Hours Hours* Hours Refrigeration • • • • Check refrigerant level. • • • Check for proper suction pressure. • • • Check compressor oil level and condition. •...
  • Page 160 Maintenance Inspection Schedule Pretrip Every Every Annual/ Inspect/Service These Items 1,500 3,000 4,500 Hours Hours* Hours Structural • • • • Visually inspect unit for fluid leaks. • • • • Visually inspect unit for damaged, loose or broken parts (includes air ducts and bulkheads).

  • Page 161: Serial Number Locations

    Serial Number Locations Located on Rear Evaporator Housing Located on Frame in Engine Compartment (near battery) Serial Number Plate and Locations...

  • Page 162: Emergency Cold Line

    If you can’t get your rig rolling, and you have tried the Thermo King North American Service Directory (available from any Thermo King dealer) to reach a dealer without success, then call the Toll Free Emergency Cold Line Number (888) 887-2202.

  • Page 163: Recover Refrigerant

    Recover Refrigerant At Thermo King, we recognize the need to preserve the environment and limit the potential harm to the ozone layer that can result from allowing refrigerant to escape into the atmosphere. We strictly adhere to a policy that promotes the recovery and limits the loss of refrigerant into the atmosphere.

  • Page 164: California Proposition 65 Warning

    CALIFORNIA Proposition 65 Warning Diesel exhaust is a chemical known to the State of California to cause cancer.
  • Page 166 Ingersoll Rand’s Climate Solutions sector delivers energy-effi cient HVACR solutions for customers globally. Its world class brands include Thermo King, the leader in transport temperature control and Trane, a provider of energy effi cient heating, ventilating and air conditioning systems, building and contracting services, parts support and advanced controls for commercial buildings and homes.

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