TSB005
Recommended Software Combinations for ThermoKing SR4
Precedent Trailer Refrigeration Units
Date 21st February 2019
To All Customers & Cooltrax Service Agents (AUS & NZ)
From Cooltrax Asia Pacific
Please be advised that in order to improve the installation and repair quality of Cooltrax systems and for warranty validity, we have reviewed all installation, service and warranty procedures.
Installation, Service and warranty bulletins outlining our
updated procedures will begin to be published and distributed on a regular
basis to demonstrate the expectation for acceptable installation and repair
requirements to ensure correct and reliable system operation - as well as
qualifying to honour the customer’s warranty period on all Cooltrax systems.
ThermoKing SR4
Precedent Trailer Software
For optimum refrigeration unit reliability as well as having enhanced functionality with the Cooltrax telematics system, it is highly recommended the following software combinations are used on ThermoKing SR4 Precedent trailer applications.
Note: Software versions previous to what is listed in the table below can still be used, but with reduced functionality and success rate with 2-way remote control commands.
Unit Type / Application |
HMI Type |
Controller Type |
HMI Software |
Controller Software |
iBox Software |
REB2 Software |
Single Temp |
SR4 |
SR4 |
7A55 |
BA55 |
Do Not Use |
53A0 |
Multi Temp |
SR4 |
SR4 |
7A55 |
CA30 |
Do Not Use |
53A0 |
Please be aware that after flashloading software onto a system component, some settings may return to their default state after having the new software loaded. It is therefore advised after loading any software update to any component – to go back into the guarded access menu and ensure the REMOTE DEVICE setting is ENABLED.
For any queries or more information on this topic, please contact:
Damien Marsh
Technical Support & Service
Cooltrax Australia - APAC
138b Thistlethwaite St,
South Melbourne Victoria 3205
Office: +61 3 9686 6011
Email: Damien.Marsh@cooltrax.com