Service manual

Service Manual 69
675-120 Revision D May 2005
Figure 17 - Blender and Components Removal/Fitting
Fitting
1 Fit new pilot drive check valves as follows:
a Fit the seat (28), a duckbill check valve (26), the guide (27), the second
duck bill check valve into the cylinder (23).
b Hold the nut (25) and tighten the cylinder body (23).
c Hold check valve assembly against cable tie mounts behind flow meter
and install new cable tie. Repeat for the other check valve assembly.
2 Fit the blender or refurbished blender (22) with the four screws (21) into the
front frame panel.
3 Connect the air supply (17), the oxygen supply (18), the whistle outlet tube (19)
and the main outlet (20).
4 Fit the Valve/Sensor PCB (13) as follows:
a Connect the exhaust tubes and the PA flow tube.