![Carrier Graviner Mk7 Installation, Operation And Maintenance Manual Download Page 95](http://html.mh-extra.com/html/carrier/graviner-mk7/graviner-mk7_installation-operation-and-maintenance-manual_2563926095.webp)
March 2021
Page 84 of 143
59812-K007 Rev 17
Business Confidential
Figure 135
De-isolate Detector - Ok
4.2.2
Detector Isolations via the Control Unit
For a Control Unit with membrane individual detectors can also be isolated at the Control Unit.
To isolate a Detector at the Control Unit fitted with a Membrane, press the Detector number button for
2 seconds until the relevant Detector Fault / Isolate indicator is steady. (Refer Figure 136)
Figure 136
Control Unit Membrane
Repeat the above to de-isolate a Detector.