Maintenance - Honeywell NetAXS NX4L1 Installation Manual

NetAXS™ NX4L1 Installation Guide

Maintenance

Maintain at least 0.25-inches between the non-power-limited wiring (AC line
Note:
voltage input wiring, 24 VDC wiring, battery backup/charger wiring, and
battery-to-battery wiring) and all other wiring, which is power-limited Class 2 wiring.
8.0 Maintenance
Perform the following maintenance on the NetAXS enclosure:
• Change the lead-acid backup batteries (HAS part number 3-000066) every two to
two-and-a-half years.
CAUTION
• Oil the lock once per year
• The NX4L1 power supply contains no user replaceable parts. Do not remove or
open the power supply cover.
WARNING
WARNING
line fuse. If this fuse opens, the power supply must be replaced.
• Use the following procedure to change the 4 A, 250 V, Bussmann type S500 or
Littelfuse type 217 fuse in the power inlet terminal block.
WARNING
from the power inlet terminal block.
WARNING
Bussmann type S500 or Littelfuse type 217 fuse.
1. Disconnect the AC power.
2. Remove the fuse holder from the power inlet terminal block (see
page 17 to identify the location of the power inlet terminal block).
3. Replace the blown fuse in the lower section of the fuse holder with the new fuse.
The upper section of the fuse holder provides a convenient location for a spare
fuse.
4. Slide the fuse holder back into the power inlet terminal block.
5. Re-connect the AC power.
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Do not connect an uncharged battery to the panel.
Do not open or remove the power supply cover.
The NX4L1 power supply contains a non-replaceable input power
Be sure to disconnect the AC power before removing the fuse holder
To reduce the risk of fire, replace the fuse only with a 4 A, 250 V,
Figure 1 on