Spacelabs BleaseSirius - Backbar Valve Replacement; Figure 83 - Location of Valve Retaining Screws; Figure 84- Backbar Valve

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5.7 Backbar Valve Replacement
If you fi nd a bypass leak on any Backbar valve, replace the valve.
To remove the defective valve:
1. Loosen the M4 screw on the under side of the backbar, below the valve to
be replaced.
Detailed Repair Procedures
Figure 83 - Location of Valve Retaining Screws
Figure 84- Backbar Valve