Spheros Thermo S 160, Руководство по ремонту

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Thermo S 160/230/300/350/400 5 Troubleshooting and error correction
519
5.5.14 Circulating pump inspection
The safety device of the circulating pump may never be
pulled, while the pump is running.
Inspection using SST diagnosis
t Disconnect the heater from the vehicle electrical
system.
t Disconnect the temperature sensor plug and connect
the test plug to the adapter wiring harness.
t
Check the electrical connections as well as the
cooling system for leak-tightness.
t
Connect the heater to the vehicle electrical system.
t
Connect the SST diagnosis adapter to the heater and
a PC via the interface in the heater wiring harness.
Start SST diagnosis, establish connection to the
heater and open the Component Test menu.
t Select and start the circulating pump in the
Component Test menu and start the component test.
t After the test is completed, exit SST diagnosis
as needed.
t
Disconnect the heater from the vehicle electrical
system.
t
Disconnect the test plug and reconnect the
temperature sensor plug.
t Connect the heater to the vehicle electrical system.
CAUTION