2-9
MEGA3 NFPA Medical Gas Notification System
4107 9016 59.03
CAUTION
:
Keep shield wires to ground screw as short
as possible so they can not touch front
panel circuit boards when front panel is
closed.
ATTENTION:
Observe Precautions for Handling
ELECTROSTATIC SENSITIVE DEVICES
NOTE
:
Harness connector is keyed to prevent
incorrect orientation. However, use care to
ensure correct pin alignment.
Figure 29: Attach Front Panel and Lanyard
2.4 Finish Assembly
2.4.1 Front Panel Mounting
1. Remove front panel assembly from pack-
aging.
2. Remove front panel mounting screws from
alarm panel rough-in box assembly (Fig-
ures 28).
3. Remove lanyard mounting nut from alarm
panel back box assembly (Figure 28).
4. Attach front panel to alarm panel rough-
in box using screws removed in step 2
(Figure 29).
5. Attach lanyard to alarm panel back box
using screws removed in step 3.
6. Remove nut from front panel grounding
lug.
7. Install front panel grounding wire using
nut removed in step 6.
8. Connect the grey cable on the front panel
to the open power/communication port
on the power supply.
Figure 28: Front Panel Screws
Ground Lug
