5-4
MEGA3 NFPA Medical Gas Notification System
4107 9016 59.03
1. Mount the Front Panel assembly to the
trim ring using the countersink sheet
metal screws provided on the trim ring
(Figure 125).
2. Connect the lanyard to the threaded ex-
tension on the right side of the trim ring.
3. Connect the grey cable from the Front
Panel to the other white socket on the
Power Supply board.
4. Connect the ground cable from the Front
Panel to the rough-in box using the pro-
vided self-drilling screw.
5. Turn on the supply power to the alarm
and wait for the alarm to boot up.
6. Setup the new alarm by referring to the
Quick Setup guide.
Figure 125: Front Panel Assembly Mounting
NOTE:
For TotalAlert1 alarms, all internal
components will need to be removed and
replaced with new components.
6. Remove and discard of all the components
from the alarm rough-in box.
7. Ensure that no low voltage signal wiring is
pulled through the input power knockouts
inside of the rough-in box.
8. Mount new power supply adapter
bracket (small bracket included with kit
4107220616) reusing the hardware and
location from the old power supply (Fig-
ure 126).
5.2 Retrofit of TotalAlert
1
Alarm
Panels
5.2.1 Remove Components from Ex-
isting Alarm
1. Open old alarm panel to be retrofitted
and ensure that the retrofit kit to be in-
stalled is correct according to the number
of Signal Inputs, Relay outputs, and/or
Gas Sensor signals (See Appendix A).
2. Ensure that you have the additional trim
kit for retrofitting a TotalAlert1 Single or
Double alarm panel (4107220616).
3. Test Master alarm signals to validate wir-
ing and document all signal wires coming
into the box with alarm type and locations
prior to disconnecting the front panel.
This information will be required to setup
the new alarm.
4. Turn off the supply power to the alarm.
CAUTION:
Verify that power has been
turned off prior to working on the alarm.
5. Remove and discard the front panel from
the existing alarm. For TotalAlert1 Double,
remove the door from the hinges, remove
the lock set and set aside, and discard the
door.
