Dc Power Test (Vpap Iii St-A Only); 13 Humidaire 2I Test - ResMed VPAP III, VPAP III ST, VPAP III ST-A Service Manual

12 DC power test (VPAP III ST-A only)

12 12 12 DC power test (VPAP III ST-A only) DC power test (VPAP III ST-A only) DC power test (VPAP III ST-A only)
1 Turn off the flow generator at the mains.
2 Take the DC-24/30 converter and adjust the voltage to 24V.
3 Place the converter on a level surface with the ResMed logo facing upwards.
4 Plug the flat connector end of the DC-24/30 converter into the DC input socket.
5 Connect the DC-24/30 converter to a DC power source (12V battery or bench top power
supply capable of supplying 3 amps or more)
6 Turn on the unit at the DC connector and confirm that the unit powers up.
7 Turn off the unit and reconnect it to mains power.
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13 HumidAire 2i test

13 13 HumidAire 2i test HumidAire 2i test HumidAire 2i test
The VPAP III, VPAP III ST and VPAP III ST-A is designed to integrate with the ResMed HumidAire 2i
heated humidifier. The units automatically detect the HumidAire 2i docking station when it is
connected to the flow generator.
Warning
The HumidAire 2i heating plate may reach temperatures in excess of 60°C.
!
1 Switch off the flow generator.
2 Remove the VPAP III front cover by referring to the instructions given in Section 5 Replacing
major subassemblies
3 Plug the HumidAire 2i docking station without the water chamber into the front of the flow
generator as shown in the picture below.
Note: The docking station may not attach correctly to the flow generator if docking is
attempted with the water chamber installed.
4 Switch the flow generator on and observe the LCD screen. After a welcome message is
displayed, the LCD screen should display the warm-up feature prompt.
3 General inspection and servicing 13