ENG-FRM-RIC-4.32, Rev. E
Technical Data Sheet
HBH550
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and any information contained within it, in full or in part, for any purpose is forbidden without the prior written consent of HBB. No photographs may be taken of any
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Replacing the Vacuum Chamber Interlock Switches:
1. Turn the unit upside down then remove the 8 Phillips head screws.
2. Return the unit to right side up.
3. Carefully lift the Vacuum chamber out of the housing then turn it upside down to expose the
interlock switches.
4. Press the tabs on the side of the switch housing to release, then push the switches through the housing.
5. Install New switches then reassemble the unit in reverse order.
PCB Layout:
4421 Waterfront Drive
Glen Allen, VA 23060
Revision Description:
Request Number:
Revision Date:
Approved by:
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Page:
6
of
6
Document #:
Rev:
A
