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Follow these steps to replace the HRU:
1
2
3
1.
Release and remove FB-60 top cover by removing the locking pin.
Note that the EPIRB can drop out of the FB-60 bracket when
releasing the top cover. Remove the EPIRB from the bracket
2.
Press down the spring-loaded bracket plate and remove the HRU
by sliding it out of its locking slot. See the arrow for direction
3.
Install a new HRU by pressing down the spring-loaded bracket
plate and sliding the HRU into its locking slot
4.
Refit the EPIRB and the bracket top cover. Be sure that the top
cover is locked at the bottom end and replace the locking pin.
Only Jotron HRU kit is acceptable for use. Any use of
unoriginal spare parts will invalidate the product type
approval certificates, and warranty will not apply. It may
also compromise your safety.
