OPTICAL MASTER UNIT MARK I
PRODUCT DESCRIPTION AND USER’S MANUAL
Cobham Wireless – Coverage Date: 4-Jan-18 www.cobham.com/wireless
Document number:A1829300UM Rev. 3.1
Page | 53
Wet Cleaning
ATTENTION!
Invisible laser radiation might be emitted from disconnected fibers or connectors. Do not
stare into beams or view directly with optical instruments.
1. Lightly moisten a new lint-free wipe with 99% isopropyl alcohol. (Step 1 below).
Tip: Have a dry lint-free swab available for immediately drying after performing the wet-cleaning.
2. Lightly press and turn a clean lint-free swab in the moistened area of the wipe to moisten the
swab. It is important that the swab is not too wet. (Step 2 below).
3. Insert the moistened lint-free swab into the bulkhead adapter. Lightly press and rotate several
times in the same direction. (Step 3 below).
Wet-Cleaning Technique
4. Immediately use a dry lint-free swab to clear any remaining alcohol residue.
NOTE: Do not re-use any of the wipes and/or swabs. Dispose of them properly.
5. Follow steps 3 to 6 of Dry Cleaning above
6. Re-inspect the fibre using the Fibrescope. On the PC monitor, verify that there is no
contamination present on the connector end-face.
7. If the fibre is still dirty, go back to step 1 (Wet Cleaning) and repeat the entire process.
NOTE: The entire wet/dry cleaning cycle should only be used twice, if the fibre is still dirty after two cycles of
wet/dry cleaning seek advice from the Cobham Wireless Support Desk.
Step 1 Step 2 Step 3
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