March 2021
Page 89 of 143
59812-K007 Rev 17
Business Confidential
a.
Record the Remote Display Unit serial number (found on the rear of the unit)
b.
For each Control Unit record the type, membrane or non-membrane, and serial number (found
on the inside of the lid)
c.
Record the Remote Display Unit software version (found on the engine over-view screen)
d.
For each Control Unit record the software version (found on the Remote Display Unit engine
status screen)
2.
Verify all Graviner Mk7 System Functions.
3.
Review and record Event log and System Test Log history
4.
Clean Detector heads and Detector base Assemblies and renew base O-Rings.
5.
Clean the Detector Base and sample pipe by blowing through with Clean Air at a working pressure
of up to 90 PSI to remove any potential blockages as shown in the image below.
Figure 142
Detector Base Cleaning
6.
Verify cable terminations and earthing.
7.
Test all vital and non-vital alarm functions
8.
Review C/E contamination level trending report
9.
Upgrade software to current versions
10.
Upgrade Detector heads or hardware if required
11.
Load current manual on Control room computer
12.
Instruct crew on Mk7 procedures & System operation.
4.5
READING DETECTOR PARAMETERS
Several unique parameters are programmed into each detector during the production process access to
which can be useful during maintenance and fault finding.
To read the parameters on a detector it is necessary log in to Engineering access level, see section 3.2.2.
To access the detector parameters, press the Read Params button on the Detector Menu, see section
3.13
