Thermo King SR-2 Truck Single Temp Control System Diagnostic Manual
Covers: Thermo King SR-2 Single Temp Microprocessor Control System
This manual covers the following SR-2 hardware revisions:
Base Controller/Interface Board Version SR-2/D
Truck Standard HMI Control Panel
Truck Premium HMI Control Panel
This manual covers the following SR-2 software revisions:
Base Controller Software Revision B041
Standard Truck HMI Control Panel Software Revision 2200
Premium Truck HMI Control Panel Software Revision 6530
For trailer units:
Format: PDF file
Notes: Instant digital download only – no printed copy or CD-ROM media.
Section 1 – Safety information
This section contains the safety information for the SR-2 control system. Read this material carefully before working on the unit.
Section 2 – Hardware Description
This section describes the SR-2 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-2 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-2 control system. This information is referenced by material in Section 5.
Section 5 – Diagnostics
This section explains how to diagnose units equipped with the SR-2 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- 2 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-2 control system. It includes hardware and software history as well as interchangeability information.
Section 8 – Schematics and Wiring Diagrams
This section includes the SR-2 control system electrical schematics and unit wiring diagrams.
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