User Manual

cellnetmiu Rev. 0

12/3/98 4:32 PM

REPLACING THE BATTERY

Follow these steps to change-out a Wall MIU1Õs

internal Battery:

1 Unscrew the bolt holding the Main Housing to the

Mounting Adapter.

2 Remove the seal wire or seal clip from the Seal

Holes at the bottom of the Main Housing.

3 Punch the Tamper Pin out of the Terminal Screw

Cover.

4 Remove the Terminal Screw Cover.

5 Remove the wires from the Terminal

Screws.

6 Remove the seal wire or seal clip from the

Seal Holes at the bottom of the Main Housing.

7 Using a flat-head screwdriver, gently pry

down the clip on the bottom of the Main

Housing. When the clip clears the tab on the

Mounting Adapter, pull the Main Housing

away from the Mounting Adapter.

8 Remove the Main Housing by lifting it until

it unhinges and comes free from the Mounting

Adapter.

9 Remove the Battery from the Main Housing

by pressing in on the left end of the Battery

until it releases and comes free from the Main Housing.

10 As close to the Battery as possible, cut the battery connection wires one at a time.

11 Use gel-caps to splice the wires from the new Battery to the wires that connected to the

old Battery.

12 Snap the Battery into the Receiving Clips on the Main Housing.

13 Install the Main Housing on the Mounting Adapter.

14 Install the appropriate color wires to each Terminal Screw (Black to B, Green to G, Red to

R).

15 Follow the steps in ÒTesting the Installation.Ó

Note: Cutting the battery connection wires one at a time prevents shorting.

Note: Insure the Wall MIU1Õs black wire is connected to ground (-) and the red wire is

connected to the positive (+) wires of the new battery.