Lock Data sea! General This installation guide covers the installation of HI-G-Tech's Locking seals family of products. The Lock Seal { Fig. 1) contains electronic module (1), locking pin (2) and locking unit (3) with a key (4). Fig.2 and Fig.3 shows various locking units Lock Data sea! Fig. 2 Installation: To install the Lock Seal, unlock and remove the locking unit, insert the locking pin into the padlock eyes, insert the locking unit and tum the key to lock again.