4
MCD
Installation & Operations Manual
c. Remove the screw from the bottom mounting tab.
d. Back the upper mounting tab screw out about two turns and lift
the MCD up and off of the spa.
2. Remove the MCD Cover
a. Remove the cover screw on the back side of the base of the
MCD.
b. Using a flathead screwdriver or fingers, pry the two cover tabs
outward to release the cover from the base.
c. Lift the cover up.
d. Slide cover forward and off.
3. Remove the old ozone cell, power supply and hose
barb fitting
a. Remove power supply mounting screws.
b. Disconnect power supply connector (red & black wires).
c. Lift ozone cell up and out (grommet and hose barb fitting may
remain attached to ozone cell).
d. Remove and discard ozone cell power supply and Hose Barb
fitting along with tubing.
4. Install the new ozone cell, power supply, hose barb
insert, and grommet
a. Place new grommet into enclosure wall.
b. Insert new hose barb insert making sure to align the hose barb
correctly and insert it completely into its slotted hole.
c. Install power supply and mounting screws. Route power supply
wires through pegs.
d. Connect ozone cell to power supply connector.
e. Slide cover into position while lifting the base of the cover up.
f. Lower cover over ozone cell and snap cover tabs into place.
g. Replace cover screw.
h. Reinstall the MCD into the spa, reconnect ozone supply tubing to
hose barb and reconnect the power cord.
