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C O M P O N E N T T E S T I N G , R E P A I R & R E P L A C E M E N T
WARNING – Electric shock hazard. Do not remove cabinet. The cabinet may only be removed by a qualified
Sunrise Medical homecare provider.
WARNING – Disconnect the power cord from the wall outlet before attempting repairs on the unit. Extra care
should be taken if it is necessary to operate the unit with the cabinet removed.
Leak Testing
Check for leaks using a certified leak detection solution. Apply leak test solution to all fittings and hose connections with the unit
running. If an air leak is present, the solution will bubble. All leaks should be repaired before putting the concentrator back in ser-
vice.
Cabinet Removal
To remove the front and back cabinets (Figures 17 & 18):
1.
Ensure the unit is unplugged from the wall outlet.
2.
Using a screwdriver, remove the six screws that hold the back cabinet to the internal structure and the bib.
NOTE – All six screws are the same size.
3.
Remove the back cabinet by sliding it toward the rear until clear.
4.
Remove the front cabinet by pushing the top shoulders toward the back of the unit, then outward away from behind the bib. Tilt
the top of the front cabinet forward until it can be pulled out of the base of the unit.
Front cover
Figure 17
25
Rear cover
Cabinet screw
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Troubleshooting
