Pom Housing - Battery Replacement Procedure; Optional Rechargeable Battery Pack; Battery Recharging Procedure - idronaut Ocean Seven 304Plus Operator's Manual

SECTION SIX - BATTERIES
6.2.

POM HOUSING - BATTERY REPLACEMENT PROCEDURE

To gain access to the internal battery holder, loosen with the ball end Allen screwdriver included in
the CTD accessories, the four hexagonal screws on the CTD top cover. Gently pull out the top cover
from the CTD housing. During this operation, remove any water droplets around the top cover to
prevent them from seeping into the housing. The battery holder contains 2xAlkaline type AA cell,
assembled in series, to create a unique 3.0VDC battery pack.
1. Dry the probe and lay it down on a table.
2. Remove the four hexagonal screws on the probe
cover with the ball end Allen screwdriver.
3. When extracting the cover, dry the fissure
between the cover and the body of probe with a
strip of paper inserted edgewise and dry any
trace of water in proximity of the external side of
the o-ring.
4. Pull the battery holder out and remove the dead
batteries.
5. Install the new batteries.
6. Insert the battery pack in the CTD housing.
7. Lifting the CTD vertically helps to properly
insert and mount the top cover.
8. Check the correct position of the o-ring and close the CTD with the four hexagonal screws.
Gradually tighten the four screws in sequence so as to close the cover uniformly.
6.3.

OPTIONAL RECHARGEABLE BATTERY PACK

The internal custom NiMH rechargeable battery pack (3.6VDC,
2.6Ah) comes complete with the international battery charger.

6.3.1. Battery recharging procedure

 Dry the CTD and lay it down on a table.
 Loosen the two closing screws on the CTD cover with a
proper screwdriver.
 When extracting the cover, dry it and pay attention to any
drops of water present on the cover or in the upper part of
the CTD body. Anyhow, dry any trace of water in
proximity of the external side of the o-ring.
 Disconnect the battery pack connector (4-pin black
connector) from the CTD upper cover.
 Connect the battery charger to the battery pack and wait
until the battery is fully charged.
 Connect the battery to the 4-pin black connector of the
CTD top cover.
 Gently push the wires and connectors to the side of the
battery pack.
 Gently reassemble the CTD top cover. Close the CTD with
the two closing screws and gradually tighten them in
sequence so as to close the cover uniformly.
IDRONAUT – Brugherio (MB)
OCEAN SEVEN 304Plus CTD
47
12-2015