94
TK 55676-19-IM-EN
5. Select the RRuunn TTeesstt button.
6. The APU engine will start and heater will ignite.
NNoottee:: Do not start truck after Service Test is initiated or the run in test will terminate.
7. Disconnect computer from the interface board – it is not required to complete the test. This test will stop
automatically at the end of 10 hours.
8. A shutdown alarm will display on the HMI.
9. Reconnect computer and start TK Monitor.
10. Go to the Alarm screen.
11. Clear the code 54, Test Mode Timeout.
12. If any other alarms are listed diagnose and repair as required. Refer to Diagnostic Manual TK 55739, Section 5,
Diagnostics.
13. Check engine oil level. Add oil as required.
AA//CC SSyysstteemm CChhaarrggiinngg aanndd AAPPUU EEnnggiinnee SSttaarrtt--uupp PPrroocceedduurreess