Thermo King Diagnoses Service Manual SB 130 230 330 SLX 100

Copyright © 2011 Thermo King Corp. - Minneapolis, MN, USA Printed in USA DIAGNOSTIC MANUAL SR-3 Trailer Single Temp Microprocessor Control System TK 54842-2-OD Rev 0 (05/11) Part 1 – (Sections 1-5) Part 2 – (Sections 6-8) SR-3 Base Controller SR-3 HMI Control Panel and SR-3 Base Controller Software Revision through D007 SR-3 HMI Control Panel Software Revision 6560 (Includes 6561) Used on: SB-130 SB-230 SB-330 SLX-100 SLX-200 SLX-300 SLX-400 SLX WHISPER

Revision History SR-3 Single Temp Trailer Diagnostic Manual TK 54842-2-OD Rev 0 (05/11) SB and SLX Single Temp Trailer, SR-3 Base Controller with USB Part Number 45-2361, SR-3 HMI Control Panel Part Number 45- 2372, Base Controller Software Rev through D007, HMI Control Panel Software 6560 and 6561 This manual is published for informational purposes only and the information so provided should not be considered as all-inclusive or covering all contingencies. If further information is required Thermo King Corporation should be consulted. Sale of product shown in this manual is subject to Thermo King's terms and conditions including, but not limited to, the THERMO KING LIMITED EXPRESS WARRANTY. Such terms and conditions are available upon request. Thermo King's warranty will not apply to any equipment which has been "so repaired or altered outside the manufacturer’s plants as, in the manufacturer’s judgment, to affect its stability". No warranties express or implied, including warranties of fitness for a particular purpose or merchantability, or warranties arising from course of dealing or usage of trade, are made regarding the information, recommendations and descriptions contained herein. Manufacturer is not responsible and will not be held liable in contract or in tort (including negligence) for any special, indirect or consequential damages, including injury or damage caused to vehicles, contents or persons, by reason of the installation of any Thermo King product or its mechanical failure.

SR-3 Hardware and Software Features This manual covers the following SR-3 hardware versions : SR-3 Base Controller with and without USB Port and SR-3 HMI Control Panel This manual covers the following SR-3 software revisions : Base Controller Software Revision through D007 and HMI Control Panel Software Revision 6560 (Includes 6561) See Section 7 of this manual for additional details.

HOW TO USE THIS MANUAL Because not everyone is familiar with microprocessor based control systems, please take a few minutes to read this page. It explains the content and structure of this manual. This will make it easier for you to find the information you need. Section 1 - Safety information This section contains the safety information for the SR-3 control system. Read this material carefully before working on the unit. Section 2 - Hardware Description This section describes the SR-3 control system hardware. It identifies and locates controllers, relays, LED’s, fuses and other components and provides connector maps for all connectors. Section 3 - Software Description This section discusses the operation of the SR-3 control system software and programmable features. Each menu and feature is discussed individually to illustrate how they are used. Section 4 - Operation This section explains how to operate the SR-3 control system. This information is referenced by material in Section 5 Diagnostics. Section 5 - Diagnostics This section explains how to diagnose units equipped with the SR-3 control system. It includes both Alarm Code Diagnostics and Other Symptom Diagnostics. This section will reference material in Section 4 Operation and Section 6 Service Procedures. Section 6 - Service Procedures This section includes Service Procedures to assist the technician when servicing units equipped with the SR- 3 control system. These procedures are referenced by the diagnostic routines in Section 5 Diagnostics. Section 7 - Service Information This section offers Service Information on the basic component parts of the SR-3 control system. It includes hardware and software history as well as interchangeability information. Section 8 – Schematics and Wiring Diagrams This section includes the SR-3 control system electrical schematics and unit wiring diagrams.

Control System Notes The following procedures must be followed when working on units equipped with microprocessor based control systems. • Never use testers consisting of a battery and a light bulb to test circuits on any microprocessor based equipment. • The unit must be turned off before connecting or disconnecting the battery. • Any time a graded sensor is replaced it must be calibrated as shown in Service Procedure A15A Temperature Sensor Grade Calibration. • Any time the Base Controller is replaced, these Service Procedures must be used: A02A Recording Existing Programmable Feature Settings Using HMI Keypad A03A Replacement of the Base Controller A04A Programmable Feature Setup Using HMI Keypad • Any time welding is to be done on the unit or vehicle Service Procedure A26A Welding on Units Equipped with Microprocessors must be followed.

CHANGES AND COMMENTS You are invited to comment on this manual so it can be updated and improved to better meet your needs. Any corrections or comments are welcome. Please complete the following information: Manual Form Number ____________________________________________________ Section and Page # ______________________________________________________ Your Name _____________________________________________________________ Company Name _________________________________________________________ Phone Number __________________________________________________________ Corrections and Comments _______________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ Return to: NORTH AMERICA THERMO KING CORPORATION 314 West 90 th Street Mail Stop 38 Minneapolis, MN 55420 Attn: Service Department EUROPEAN SERVED AREA THERMO KING CORPORATION Ingersoll Rand Climate Control Technologies Monivea Road Mervue, Galway, Ireland Attn: Service Department

Section 1 – SR-3 Control System Safety Information TABLE OF CONTENTS - SECTION 1 General Practices .................................................................................................................................................... 3 Auto Start/Stop ........................................................................................................................................................ 4 Refrigerant................................................................................................................................................................ 4 Refrigerant First Aid ............................................................................................................................................. 5 Refrigeration Oil....................................................................................................................................................... 5 Refrigeration Oil First Aid ..................................................................................................................................... 5 Electrical Considerations ....................................................................................................................................... 6 Base Controller Service........................................................................................................................................ 6 Welding................................................................................................................................................................. 6 Electrical Hazards .................................................................................................................................................... 7 High Voltage ......................................................................................................................................................... 7 High Voltage First Aid........................................................................................................................................... 7 Low Voltage .......................................................................................................................................................... 8 Units Equipped with Telematics ............................................................................................................................ 9 Remote Control Warning Nameplate ................................................................................................................... 9 1-1 13 May 2011

Thermo King Diagnoses Service Manual SB 130 230 330 SLX 100

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