Rain Bird MDC2, Instructions Manual, Page: 22 / 124

Installation,
continued
16
5. Open the locking tabs on the three ribbon
cables by pushing the tabs away from the cables.
Disconnect the ribbon cables by grasping the
wide sides of the connectors and gently pulling
the connector away from the board. Set the
module aside.
6. Using a thin blade screwdriver, gently pry the
lithium battery out of its compartment and
replace it with a new battery, positive side
facing up.
Warning! Dispose of the depleted battery in
accordance with local regulations .
If you mistreat the battery, it may
explode. Do not recharge, disassemble
or dispose of in fire.
To reassemble the controller,
1. Reconnect the three ribbon cables by firmly
pushing each connector into their slots on
the board. A small tab on the side of the
connector slides into a slot on the socket, so
each connector fits only one way. Firmly push to
engage the locking tabs.
2. Plug in the two-wire harness into its
corresponding slot on the board. It fits only
one way.
3. Reposition the display and control module and
replace the screws, lock washers and clip.
4. Replace the controller’s faceplate.
5. Screw on the faceplate.
6. Turn on the Main power supply to the controller
and turn on the controller.
Note:
When you change the battery, you will need
to reprogram the MDC2 Controller.
!