105
FieldSmart
®
Fiber Active Cabinet (FAC) 400
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Installation Manual
Direct: 763.476.6866 • National: 800.422.2537 • www.SeeClearfield.com • [email protected]
Manual 020419 REV A - Feb 2019
Installing a Battery Heater
Unpack the battery heater from the shipping packaging, and then remove the battery compartment door. See
Operating Cabinet Doors for instructions.
Install the battery heater into the battery tray as follows:
a.
Facing the battery compartment, orient the battery heater with its heating element and alignment tabs on the
bottom (face down) and the power and thermostat cords on the left side.
b.
Place the heater into the battery tray, aligning the heater tabs into the slots in the tray.
c.
Attach the heater ground wire to the two mounting studs located at the center of the battery tray and heater
using the supplied Keps nuts and star washers.
d.
Route the power and thermostat cords through the cutout at the left rear corner of the battery tray.
Step 1:
Step 2:
For colder climates, Clearfield recommends using an optional battery heater to prevent batteries from freezing and to pro
-
long battery life. The battery heater is controlled by a thermostat set for the following operation:
• 4° C
– Battery heater turns On.
• 16° C
– Battery heater turns Off.
Note:
The battery heater sits directly underneath the battery string, so you must install a heater into the battery tray before
installing batteries.
To install a battery heater in a battery compartment